[User]
What species of weed does the highlighted bounding box represent in the image?
A. Lolium multiflorum (Italian Ryegrass)
B. Euphorbia helioscopia (Umbrella Milkweed)
C. Black horehound (Ballota nigra)
D. Geraniums (Geranium spp.)
E. Avena fatua (Common Wild Oat)

[Assistant] Lolium multiflorum (Italian Ryegrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Copse-bindweed (Fallopia dumetorum)
B. Matricaria chamomilla (Scented Mayweed)
C. German chamomile (Matricaria chamomilla)
D. Green bristlegrass (Setaria viridis)
E. Peppermint (Mentha × piperita)

[Assistant] Matricaria chamomilla (Scented Mayweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Hedge mustard (Sisymbrium officinale)
B. Cirsium arvense (Creeping Thistle)
C. Corn spurry (Spergula arvensis)
D. Chenopodium album (Fat-hen)
E. Shepherds purse (Capsella bursa-pastoris)

[Assistant] Hedge mustard (Sisymbrium officinale)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Anagallis arvensis (Scarlet Pimpernel)
B. Fumaria officinalis (Common Fumitory)
C. Polygonum aviculare (Prostrate Knotweed)
D. Black nightshade (Solanum nigrum)
E. Solanum nigrum (Black Nightshade)

[Assistant] Anagallis arvensis (Scarlet Pimpernel)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Prickly lettuce (Lactuca serriola)
B. Cirsium arvense (Creeping Thistle)
C. Lapsana communis (Nipplewort)
D. Green bristlegrass (Setaria viridis)
E. Fumaria officinalis (Common Fumitory)

[Assistant] Prickly lettuce (Lactuca serriola)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Alopecurus myosuroides (Blackgrass)
B. Rye brome (Bromus secalinus)
C. Sonchus oleraceus (Common Sowthistle)
D. Senecio vulgaris (Common Groundsel)
E. Black-bindweed (Fallopia convolvulus)

[Assistant] Alopecurus myosuroides (Blackgrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Green bristlegrass (Setaria viridis)
B. Purple crabgrass (Digitaria sanguinalis)
C. Field bindweed (Convolvulus arvensis)
D. Rye brome (Bromus secalinus)
E. Fumaria officinalis (Common Fumitory)

[Assistant] Rye brome (Bromus secalinus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Morningglory (Ipomoea spp.)
B. Small geranium (Geranium pusillum)
C. Sonchus oleraceus (Common Sowthistle)
D. Speedwell (Veronica spp.)
E. Common wild oat (Avena fatua)

[Assistant] Small geranium (Geranium pusillum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Veronica persica (Common Field Speedwell)
B. Purple dead-nettle (Lamium purpureum)
C. Alopecurus myosuroides (Blackgrass)
D. White ball-mustard (Thlaspi arvense)
E. Wild carrot (Daucus carota)

[Assistant] White ball-mustard (Thlaspi arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common chickweed (Stellaria media)
B. Papaver rhoeas (Common Poppy)
C. Green bristlegrass (Setaria viridis)
D. Creeping thistle (Cirsium arvense)
E. Urtica urens (Small Nettle)

[Assistant] Common chickweed (Stellaria media)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ivy-leaved speedwell (Veronica hederifolia)
B. Black-bindweed (Fallopia convolvulus)
C. Common mugwort (Artemisia vulgaris)
D. Viola arvensis (Field Pansy)
E. Matricaria chamomilla (Scented Mayweed)

[Assistant] Black-bindweed (Fallopia convolvulus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. White goosefoot (Chenopodium album)
B. Hybrid goosefoot (Chenopodium hybridum)
C. Solanum nigrum (Black Nightshade)
D. Field milk thistle (Sonchus arvensis)
E. Lolium multiflorum (Italian Ryegrass)

[Assistant] Hybrid goosefoot (Chenopodium hybridum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Thorn apple (Datura stramonium)
B. Field bindweed (Convolvulus arvensis)
C. Yellow rocket (Barbarea vulgaris)
D. Common corn-cockle (Agrostemma githago)
E. Black horehound (Ballota nigra)

[Assistant] Common corn-cockle (Agrostemma githago)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Chenopodium album (Fat-hen)
B. Cleavers (Galium aparine)
C. Cirsium arvense (Creeping Thistle)
D. Annual meadow grass (Poa annua)
E. Myosotis arvensis (Field Forget-me-not)

[Assistant] Myosotis arvensis (Field Forget-me-not)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Creeping thistle (Cirsium arvense)
B. Veronica persica (Common Field Speedwell)
C. Centaurea cyanus (Cornflower)
D. Shepherds purse (Capsella bursa-pastoris)
E. Alopecurus myosuroides (Blackgrass)

[Assistant] Alopecurus myosuroides (Blackgrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Carpetweed (Mollugo verticillata)
B. Stellaria media (Common Chickweed)
C. Common dandelion (Taraxacum officinale)
D. Plantago lanceolata (Narrowleaf Plantain)
E. Peppermint (Mentha × piperita)

[Assistant] Stellaria media (Common Chickweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cornflower (Centaurea cyanus)
B. Prickly lettuce (Lactuca serriola)
C. Papaver rhoeas (Common Poppy)
D. Rumex crispus (Curly Dock)
E. Chrysanthemum segetum (Corn Marigold)

[Assistant] Rumex crispus (Curly Dock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Artemisia vulgaris (Common Mugwort)
B. Field pennycress (Thlaspi arvense)
C. Green bristlegrass (Setaria viridis)
D. Thlaspi arvense (Field Penny-cress)
E. Red-root amaranth (Amaranthus retroflexus)

[Assistant] Field pennycress (Thlaspi arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Palmer amaranth (Amaranthus palmeri)
B. Potato weed (Galinsoga parviflora)
C. Matricaria chamomilla (Scented Mayweed)
D. Lapsana communis (Nipplewort)
E. Common corn-cockle (Agrostemma githago)

[Assistant] Common corn-cockle (Agrostemma githago)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum persicaria (Redshank)
B. Cirsium arvense (Creeping Thistle)
C. Hybrid goosefoot (Chenopodium hybridum)
D. Veronica persica (Common Field Speedwell)
E. Common corn-cockle (Agrostemma githago)

[Assistant] Veronica persica (Common Field Speedwell)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Pineappleweed (Matricaria discoidea)
B. Apera spica-venti (Loose Silky-bent)
C. Common mugwort (Artemisia vulgaris)
D. Purple crabgrass (Digitaria sanguinalis)
E. Redshank (Persicaria maculosa)

[Assistant] Apera spica-venti (Loose Silky-bent)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Garlic (Allium sativum)
B. Wall barley (Hordeum murinum)
C. Wild carrot (Daucus carota)
D. Shepherds purse (Capsella bursa-pastoris)
E. Red-root amaranth (Amaranthus retroflexus)

[Assistant] Shepherds purse (Capsella bursa-pastoris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Fumaria officinalis (Common Fumitory)
B. Purple crabgrass (Digitaria sanguinalis)
C. Avena fatua (Common Wild Oat)
D. Centaurea cyanus (Cornflower)
E. Field milk thistle (Sonchus arvensis)

[Assistant] Avena fatua (Common Wild Oat)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Matricaria chamomilla (Scented Mayweed)
B. Sonchus oleraceus (Common Sowthistle)
C. Shepherds purse (Capsella bursa-pastoris)
D. Sinapis arvensis (Charlock)
E. Lapsana communis (Nipplewort)

[Assistant] Matricaria chamomilla (Scented Mayweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Geranium molle (Dove’s-foot Crane’s-bill)
B. Black-bindweed (Fallopia convolvulus)
C. Avena fatua (Common Wild Oat)
D. Soybean (Glycine max)
E. German chamomile (Matricaria chamomilla)

[Assistant] Geranium molle (Dove’s-foot Crane’s-bill)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Geraniums (Geranium spp.)
B. Vicia hirsuta (Common Hairy Tare)
C. Cornflower (Centaurea cyanus)
D. Wild carrot (Daucus carota)
E. Veronica arvensis (Corn Speedwell)

[Assistant] Veronica arvensis (Corn Speedwell)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Peppermint (Mentha × piperita)
B. Fumaria officinalis (Common Fumitory)
C. Alopecurus myosuroides (Blackgrass)
D. Wild pansy (Viola tricolor)
E. Thlaspi arvense (Field Penny-cress)

[Assistant] Thlaspi arvense (Field Penny-cress)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Palmer amaranth (Amaranthus palmeri)
B. Corn spurry (Spergula arvensis)
C. Field milk thistle (Sonchus arvensis)
D. Matricaria inodora (Scentless Mayweed)
E. Red-root amaranth (Amaranthus retroflexus)

[Assistant] Palmer amaranth (Amaranthus palmeri)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Lapsana communis (Nipplewort)
B. Morningglory (Ipomoea spp.)
C. Common wild oat (Avena fatua)
D. Purslane (Portulaca oleracea)
E. Polygonum persicaria (Redshank)

[Assistant] Morningglory (Ipomoea spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Knotgrass (Polygonum aviculare)
B. Euphorbia peplus (Stinging Milkweed)
C. Speedwell (Veronica spp.)
D. Fumaria officinalis (Common Fumitory)
E. Sinapis arvensis (Charlock)

[Assistant] Sinapis arvensis (Charlock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Capsella bursa-pastoris (Shepherd’s Purse)
B. Black nightshade (Solanum nigrum)
C. Meadow-grass (Poa pratensis)
D. Yellow rocket (Barbarea vulgaris)
E. Euphorbia helioscopia (Umbrella Milkweed)

[Assistant] Black nightshade (Solanum nigrum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sinapis arvensis (Charlock)
B. Artemisia vulgaris (Common Mugwort)
C. Brassica napus (Rapeseed)
D. Palmer amaranth (Amaranthus palmeri)
E. Urtica urens (Small Nettle)

[Assistant] Sinapis arvensis (Charlock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Soybean (Glycine max)
B. Brassica napus (Rapeseed)
C. Apera spica-venti (Loose Silky-bent)
D. Urtica urens (Small Nettle)
E. Anagallis arvensis (Scarlet Pimpernel)

[Assistant] Brassica napus (Rapeseed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Veronica persica (Common Field Speedwell)
B. Corn spurry (Spergula arvensis)
C. Bromus sterilis (Barren Brome)
D. Soybean (Glycine max)
E. Garlic (Allium sativum)

[Assistant] Soybean (Glycine max)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Stellaria media (Common Chickweed)
B. Melandrium noctiflorum (Night-flowering Catchfly)
C. Euphorbia peplus (Stinging Milkweed)
D. Cockspur grass (Echinochloa crus-galli)
E. Lapsana communis (Nipplewort)

[Assistant] Lapsana communis (Nipplewort)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common corn-cockle (Agrostemma githago)
B. Cockspur grass (Echinochloa crus-galli)
C. Bromus sterilis (Barren Brome)
D. Urtica urens (Small Nettle)
E. Field milk thistle (Sonchus arvensis)

[Assistant] Field milk thistle (Sonchus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Thorn apple (Datura stramonium)
B. Hedge mustard (Sisymbrium officinale)
C. Ivy-leaved speedwell (Veronica hederifolia)
D. Speedwell (Veronica spp.)
E. Polygonum aviculare (Prostrate Knotweed)

[Assistant] Hedge mustard (Sisymbrium officinale)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Soybean (Glycine max)
B. Shepherds purse (Capsella bursa-pastoris)
C. Avena fatua (Common Wild Oat)
D. Common buckwheat (Fagopyrum esculentum)
E. Centaurea cyanus (Cornflower)

[Assistant] Shepherds purse (Capsella bursa-pastoris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Morningglory (Ipomoea spp.)
B. Carpetweed (Mollugo verticillata)
C. Thorn apple (Datura stramonium)
D. Common buckwheat (Fagopyrum esculentum)
E. Convolvulus arvensis (Field Bindweed)

[Assistant] Common buckwheat (Fagopyrum esculentum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Anagallis arvensis (Scarlet Pimpernel)
B. Annual fescue (Vulpia myuros)
C. Chrysanthemum segetum (Corn Marigold)
D. Cornflower (Centaurea cyanus)
E. Common wild oat (Avena fatua)

[Assistant] Annual fescue (Vulpia myuros)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple crabgrass (Digitaria sanguinalis)
B. Cleavers (Galium aparine)
C. White goosefoot (Chenopodium album)
D. Thorn apple (Datura stramonium)
E. Red poppy (Papaver rhoeas)

[Assistant] Red poppy (Papaver rhoeas)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Annual meadow grass (Poa annua)
B. Copse-bindweed (Fallopia dumetorum)
C. Red-root amaranth (Amaranthus retroflexus)
D. Plantago major (Broadleaf Plantain)
E. Peppermint (Mentha × piperita)

[Assistant] Copse-bindweed (Fallopia dumetorum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Prickly lettuce (Lactuca serriola)
B. White ball-mustard (Thlaspi arvense)
C. Field mustard (Brassica rapa)
D. Lapsana communis (Nipplewort)
E. Red-root amaranth (Amaranthus retroflexus)

[Assistant] Red-root amaranth (Amaranthus retroflexus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Matricaria inodora (Scentless Mayweed)
B. Polygonum aviculare (Prostrate Knotweed)
C. Potato weed (Galinsoga parviflora)
D. Cornflower (Centaurea cyanus)
E. Convolvulus arvensis (Field Bindweed)

[Assistant] Convolvulus arvensis (Field Bindweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Broadleaf plantain (Plantago major)
B. Veronica persica (Common Field Speedwell)
C. Euphorbia helioscopia (Umbrella Milkweed)
D. Thlaspi arvense (Field Penny-cress)
E. Purple dead-nettle (Lamium purpureum)

[Assistant] Broadleaf plantain (Plantago major)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Erodium cicutarium (Common Stork’s-bill)
B. Yellow rocket (Barbarea vulgaris)
C. Small geranium (Geranium pusillum)
D. Euphorbia peplus (Stinging Milkweed)
E. Poa annua (Annual Bluegrass)

[Assistant] Erodium cicutarium (Common Stork’s-bill)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Plantago lanceolata (Narrowleaf Plantain)
B. Knotgrass (Polygonum aviculare)
C. Frosted orach (Atriplex rosea)
D. Common dandelion (Taraxacum officinale)
E. Ribwort plantain (Plantago lanceolata)

[Assistant] Plantago lanceolata (Narrowleaf Plantain)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cirsium arvense (Creeping Thistle)
B. Shepherds purse (Capsella bursa-pastoris)
C. Field pennycress (Thlaspi arvense)
D. Field milk thistle (Sonchus arvensis)
E. Geraniums (Geranium spp.)

[Assistant] Field milk thistle (Sonchus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Artemisia vulgaris (Common Mugwort)
B. Purslane (Portulaca oleracea)
C. Soybean (Glycine max)
D. Wild pansy (Viola tricolor)
E. Field pennycress (Thlaspi arvense)

[Assistant] Purslane (Portulaca oleracea)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Black horehound (Ballota nigra)
B. Papaver rhoeas (Common Poppy)
C. Meadow-grass (Poa pratensis)
D. Urtica urens (Small Nettle)
E. Hedge mustard (Sisymbrium officinale)

[Assistant] Papaver rhoeas (Common Poppy)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rye brome (Bromus secalinus)
B. Cirsium arvense (Creeping Thistle)
C. Ribwort plantain (Plantago lanceolata)
D. Field mustard (Brassica rapa)
E. Artemisia vulgaris (Common Mugwort)

[Assistant] Artemisia vulgaris (Common Mugwort)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Plantago lanceolata (Narrowleaf Plantain)
B. Creeping thistle (Cirsium arvense)
C. Avena fatua (Common Wild Oat)
D. Papaver rhoeas (Common Poppy)
E. Purple dead-nettle (Lamium purpureum)

[Assistant] Papaver rhoeas (Common Poppy)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Prickly lettuce (Lactuca serriola)
B. Cirsium arvense (Creeping Thistle)
C. Polygonum lapathifolium (Pale Smartweed)
D. Veronica persica (Common Field Speedwell)
E. Apera spica-venti (Loose Silky-bent)

[Assistant] Polygonum lapathifolium (Pale Smartweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Convolvulus arvensis (Field Bindweed)
B. Erodium cicutarium (Common Stork’s-bill)
C. Euphorbia peplus (Stinging Milkweed)
D. Field mustard (Brassica rapa)
E. Matricaria chamomilla (Scented Mayweed)

[Assistant] Erodium cicutarium (Common Stork’s-bill)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Annual meadow grass (Poa annua)
B. Common fumitory (Fumaria officinalis)
C. Lolium multiflorum (Italian Ryegrass)
D. Matricaria inodora (Scentless Mayweed)
E. Common dandelion (Taraxacum officinale)

[Assistant] Annual meadow grass (Poa annua)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ivy-leaved speedwell (Veronica hederifolia)
B. Plantago lanceolata (Narrowleaf Plantain)
C. Sonchus oleraceus (Common Sowthistle)
D. Palmer amaranth (Amaranthus palmeri)
E. Hybrid goosefoot (Chenopodium hybridum)

[Assistant] Palmer amaranth (Amaranthus palmeri)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common dandelion (Taraxacum officinale)
B. Meadow-grass (Poa pratensis)
C. Shepherds purse (Capsella bursa-pastoris)
D. Broadleaf plantain (Plantago major)
E. Wild carrot (Daucus carota)

[Assistant] Meadow-grass (Poa pratensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Peppermint (Mentha × piperita)
B. Field mustard (Brassica rapa)
C. Vicia hirsuta (Common Hairy Tare)
D. White goosefoot (Chenopodium album)
E. Creeping thistle (Cirsium arvense)

[Assistant] Peppermint (Mentha × piperita)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Veronica arvensis (Corn Speedwell)
B. Chenopodium album (Fat-hen)
C. Yellow rocket (Barbarea vulgaris)
D. Red poppy (Papaver rhoeas)
E. Soybean (Glycine max)

[Assistant] Yellow rocket (Barbarea vulgaris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ivy-leaved speedwell (Veronica hederifolia)
B. Yellow rocket (Barbarea vulgaris)
C. Plantago lanceolata (Narrowleaf Plantain)
D. Mercuries (Mercurialis annua)
E. Pineappleweed (Matricaria discoidea)

[Assistant] Yellow rocket (Barbarea vulgaris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Corn spurry (Spergula arvensis)
B. Wild pansy (Viola tricolor)
C. Knotgrass (Polygonum aviculare)
D. Cleavers (Galium aparine)
E. Alopecurus myosuroides (Blackgrass)

[Assistant] Knotgrass (Polygonum aviculare)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Red-root amaranth (Amaranthus retroflexus)
B. Common chickweed (Stellaria media)
C. Rumex crispus (Curly Dock)
D. Sinapis arvensis (Charlock)
E. Purslane (Portulaca oleracea)

[Assistant] Common chickweed (Stellaria media)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Soft brome (Bromus hordeaceus)
B. Broadleaf plantain (Plantago major)
C. Rough meadow-grass (Poa trivialis)
D. Prickly lettuce (Lactuca serriola)
E. Peppermint (Mentha × piperita)

[Assistant] Soft brome (Bromus hordeaceus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Fumaria officinalis (Common Fumitory)
B. Veronica arvensis (Corn Speedwell)
C. Yellow rocket (Barbarea vulgaris)
D. Meadow-grass (Poa pratensis)
E. German chamomile (Matricaria chamomilla)

[Assistant] Yellow rocket (Barbarea vulgaris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Apera spica-venti (Loose Silky-bent)
B. Field bindweed (Convolvulus arvensis)
C. Urtica urens (Small Nettle)
D. Copse-bindweed (Fallopia dumetorum)
E. Purple crabgrass (Digitaria sanguinalis)

[Assistant] Field bindweed (Convolvulus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Plantago lanceolata (Narrowleaf Plantain)
B. Veronica arvensis (Corn Speedwell)
C. Galium aparine (Cleavers)
D. Sinapis arvensis (Charlock)
E. Frosted orach (Atriplex rosea)

[Assistant] Sinapis arvensis (Charlock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Artemisia vulgaris (Common Mugwort)
B. Soft brome (Bromus hordeaceus)
C. Erodium cicutarium (Common Stork’s-bill)
D. Geraniums (Geranium spp.)
E. Annual meadow grass (Poa annua)

[Assistant] Soft brome (Bromus hordeaceus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common chickweed (Stellaria media)
B. Thlaspi arvense (Field Penny-cress)
C. Vicia hirsuta (Common Hairy Tare)
D. Stellaria media (Common Chickweed)
E. Knotgrass (Polygonum aviculare)

[Assistant] Vicia hirsuta (Common Hairy Tare)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Anagallis arvensis (Scarlet Pimpernel)
B. Stellaria media (Common Chickweed)
C. Plantago lanceolata (Narrowleaf Plantain)
D. Morningglory (Ipomoea spp.)
E. Chrysanthemum segetum (Corn Marigold)

[Assistant] Stellaria media (Common Chickweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Euphorbia helioscopia (Umbrella Milkweed)
B. Viola arvensis (Field Pansy)
C. Polygonum persicaria (Redshank)
D. Erodium cicutarium (Common Stork’s-bill)
E. Sonchus oleraceus (Common Sowthistle)

[Assistant] Sonchus oleraceus (Common Sowthistle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Speedwell (Veronica spp.)
B. Small geranium (Geranium pusillum)
C. Black horehound (Ballota nigra)
D. Palmer amaranth (Amaranthus palmeri)
E. Capsella bursa-pastoris (Shepherd’s Purse)

[Assistant] Capsella bursa-pastoris (Shepherd’s Purse)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Creeping thistle (Cirsium arvense)
B. Prickly lettuce (Lactuca serriola)
C. Sinapis arvensis (Charlock)
D. Thlaspi arvense (Field Penny-cress)
E. Palmer amaranth (Amaranthus palmeri)

[Assistant] Prickly lettuce (Lactuca serriola)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sonchus oleraceus (Common Sowthistle)
B. Erodium cicutarium (Common Stork’s-bill)
C. Field bindweed (Convolvulus arvensis)
D. Field milk thistle (Sonchus arvensis)
E. Chenopodium album (Fat-hen)

[Assistant] Field milk thistle (Sonchus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Bromus sterilis (Barren Brome)
B. Viola arvensis (Field Pansy)
C. Rye brome (Bromus secalinus)
D. Broadleaf plantain (Plantago major)
E. Rumex crispus (Curly Dock)

[Assistant] Bromus sterilis (Barren Brome)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ribwort plantain (Plantago lanceolata)
B. Meadow-grass (Poa pratensis)
C. Pineappleweed (Matricaria discoidea)
D. Polygonum aviculare (Prostrate Knotweed)
E. Solanum nigrum (Black Nightshade)

[Assistant] Solanum nigrum (Black Nightshade)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common buckwheat (Fagopyrum esculentum)
B. White ball-mustard (Thlaspi arvense)
C. White goosefoot (Chenopodium album)
D. Annual fescue (Vulpia myuros)
E. Ivy-leaved speedwell (Veronica hederifolia)

[Assistant] Annual fescue (Vulpia myuros)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Brassica napus (Rapeseed)
B. Corn spurry (Spergula arvensis)
C. Myosotis arvensis (Field Forget-me-not)
D. Centaurea cyanus (Cornflower)
E. Anagallis arvensis (Scarlet Pimpernel)

[Assistant] Corn spurry (Spergula arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sonchus oleraceus (Common Sowthistle)
B. Viola arvensis (Field Pansy)
C. Solanum nigrum (Black Nightshade)
D. Wild carrot (Daucus carota)
E. Apera spica-venti (Loose Silky-bent)

[Assistant] Solanum nigrum (Black Nightshade)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Knotgrass (Polygonum aviculare)
B. Geraniums (Geranium spp.)
C. Hybrid goosefoot (Chenopodium hybridum)
D. Frosted orach (Atriplex rosea)
E. Broadleaf plantain (Plantago major)

[Assistant] Knotgrass (Polygonum aviculare)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Field mustard (Brassica rapa)
B. Frosted orach (Atriplex rosea)
C. Apera spica-venti (Loose Silky-bent)
D. Cleavers (Galium aparine)
E. Rough meadow-grass (Poa trivialis)

[Assistant] Field mustard (Brassica rapa)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Plantago lanceolata (Narrowleaf Plantain)
B. Cirsium arvense (Creeping Thistle)
C. Yellow rocket (Barbarea vulgaris)
D. Common fumitory (Fumaria officinalis)
E. Polygonum persicaria (Redshank)

[Assistant] Plantago lanceolata (Narrowleaf Plantain)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Geranium molle (Dove’s-foot Crane’s-bill)
B. Cleavers (Galium aparine)
C. Veronica persica (Common Field Speedwell)
D. Thorn apple (Datura stramonium)
E. Matricaria inodora (Scentless Mayweed)

[Assistant] Cleavers (Galium aparine)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Corn spurry (Spergula arvensis)
B. Poa annua (Annual Bluegrass)
C. Myosotis arvensis (Field Forget-me-not)
D. Matricaria chamomilla (Scented Mayweed)
E. Black-bindweed (Fallopia convolvulus)

[Assistant] Poa annua (Annual Bluegrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Capsella bursa-pastoris (Shepherd’s Purse)
B. Matricaria inodora (Scentless Mayweed)
C. Soybean (Glycine max)
D. Meadow-grass (Poa pratensis)
E. Yellow rocket (Barbarea vulgaris)

[Assistant] Capsella bursa-pastoris (Shepherd’s Purse)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Matricaria inodora (Scentless Mayweed)
B. Field mustard (Brassica rapa)
C. Soft brome (Bromus hordeaceus)
D. Apera spica-venti (Loose Silky-bent)
E. Thlaspi arvense (Field Penny-cress)

[Assistant] Matricaria inodora (Scentless Mayweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple crabgrass (Digitaria sanguinalis)
B. Apera spica-venti (Loose Silky-bent)
C. Shepherds purse (Capsella bursa-pastoris)
D. Euphorbia helioscopia (Umbrella Milkweed)
E. Annual meadow grass (Poa annua)

[Assistant] Purple crabgrass (Digitaria sanguinalis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Corn spurry (Spergula arvensis)
B. Black nightshade (Solanum nigrum)
C. White ball-mustard (Thlaspi arvense)
D. Potato weed (Galinsoga parviflora)
E. Meadow-grass (Poa pratensis)

[Assistant] Meadow-grass (Poa pratensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Speedwell (Veronica spp.)
B. Euphorbia peplus (Stinging Milkweed)
C. Veronica persica (Common Field Speedwell)
D. Chrysanthemum segetum (Corn Marigold)
E. Ribwort plantain (Plantago lanceolata)

[Assistant] Veronica persica (Common Field Speedwell)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Corn spurry (Spergula arvensis)
B. Papaver rhoeas (Common Poppy)
C. Pineappleweed (Matricaria discoidea)
D. Creeping thistle (Cirsium arvense)
E. Speedwell (Veronica spp.)

[Assistant] Speedwell (Veronica spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple dead-nettle (Lamium purpureum)
B. Mercuries (Mercurialis annua)
C. Matricaria inodora (Scentless Mayweed)
D. Copse-bindweed (Fallopia dumetorum)
E. Veronica persica (Common Field Speedwell)

[Assistant] Purple dead-nettle (Lamium purpureum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Anagallis arvensis (Scarlet Pimpernel)
B. Veronica arvensis (Corn Speedwell)
C. Hedge mustard (Sisymbrium officinale)
D. Papaver rhoeas (Common Poppy)
E. Thlaspi arvense (Field Penny-cress)

[Assistant] Thlaspi arvense (Field Penny-cress)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Veronica arvensis (Corn Speedwell)
B. Chenopodium album (Fat-hen)
C. Galium aparine (Cleavers)
D. Lolium multiflorum (Italian Ryegrass)
E. Common fumitory (Fumaria officinalis)

[Assistant] Veronica arvensis (Corn Speedwell)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Brassica napus (Rapeseed)
B. Solanum nigrum (Black Nightshade)
C. Speedwell (Veronica spp.)
D. Matricaria inodora (Scentless Mayweed)
E. Sinapis arvensis (Charlock)

[Assistant] Brassica napus (Rapeseed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Papaver rhoeas (Common Poppy)
B. Mercuries (Mercurialis annua)
C. Common chickweed (Stellaria media)
D. Small geranium (Geranium pusillum)
E. Black-bindweed (Fallopia convolvulus)

[Assistant] Small geranium (Geranium pusillum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Peppermint (Mentha × piperita)
B. Wall barley (Hordeum murinum)
C. Yellow rocket (Barbarea vulgaris)
D. Redshank (Persicaria maculosa)
E. Solanum nigrum (Black Nightshade)

[Assistant] Solanum nigrum (Black Nightshade)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple crabgrass (Digitaria sanguinalis)
B. Ribwort plantain (Plantago lanceolata)
C. Polygonum convolvulus (Black Bindweed)
D. Lolium multiflorum (Italian Ryegrass)
E. Creeping thistle (Cirsium arvense)

[Assistant] Polygonum convolvulus (Black Bindweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. German chamomile (Matricaria chamomilla)
B. Carpetweed (Mollugo verticillata)
C. Field mustard (Brassica rapa)
D. Yellow rocket (Barbarea vulgaris)
E. Redshank (Persicaria maculosa)

[Assistant] German chamomile (Matricaria chamomilla)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Thorn apple (Datura stramonium)
B. Melandrium noctiflorum (Night-flowering Catchfly)
C. Common chickweed (Stellaria media)
D. Mercuries (Mercurialis annua)
E. Cornflower (Centaurea cyanus)

[Assistant] Thorn apple (Datura stramonium)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Prickly lettuce (Lactuca serriola)
B. Wild pansy (Viola tricolor)
C. Purple crabgrass (Digitaria sanguinalis)
D. Peppermint (Mentha × piperita)
E. Corn spurry (Spergula arvensis)

[Assistant] Corn spurry (Spergula arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Annual meadow grass (Poa annua)
B. Chrysanthemum segetum (Corn Marigold)
C. Redshank (Persicaria maculosa)
D. Galium aparine (Cleavers)
E. Rye brome (Bromus secalinus)

[Assistant] Annual meadow grass (Poa annua)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Avena fatua (Common Wild Oat)
B. Green bristlegrass (Setaria viridis)
C. Senecio vulgaris (Common Groundsel)
D. Artemisia vulgaris (Common Mugwort)
E. Common buckwheat (Fagopyrum esculentum)

[Assistant] Common buckwheat (Fagopyrum esculentum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple dead-nettle (Lamium purpureum)
B. Thlaspi arvense (Field Penny-cress)
C. Cornflower (Centaurea cyanus)
D. Ribwort plantain (Plantago lanceolata)
E. Black-bindweed (Fallopia convolvulus)

[Assistant] Cornflower (Centaurea cyanus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Yellow rocket (Barbarea vulgaris)
B. Cockspur grass (Echinochloa crus-galli)
C. Field pennycress (Thlaspi arvense)
D. Cornflower (Centaurea cyanus)
E. Pineappleweed (Matricaria discoidea)

[Assistant] Pineappleweed (Matricaria discoidea)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple crabgrass (Digitaria sanguinalis)
B. Speedwell (Veronica spp.)
C. Purslane (Portulaca oleracea)
D. Veronica persica (Common Field Speedwell)
E. Garlic (Allium sativum)

[Assistant] Veronica persica (Common Field Speedwell)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum aviculare (Prostrate Knotweed)
B. Broadleaf plantain (Plantago major)
C. Common fumitory (Fumaria officinalis)
D. Hybrid goosefoot (Chenopodium hybridum)
E. Wild pansy (Viola tricolor)

[Assistant] Hybrid goosefoot (Chenopodium hybridum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Fumaria officinalis (Common Fumitory)
B. Creeping thistle (Cirsium arvense)
C. Small geranium (Geranium pusillum)
D. Lolium multiflorum (Italian Ryegrass)
E. White goosefoot (Chenopodium album)

[Assistant] Creeping thistle (Cirsium arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Centaurea cyanus (Cornflower)
B. Red poppy (Papaver rhoeas)
C. Papaver rhoeas (Common Poppy)
D. Convolvulus arvensis (Field Bindweed)
E. Geraniums (Geranium spp.)

[Assistant] Geraniums (Geranium spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Poa annua (Annual Bluegrass)
B. White ball-mustard (Thlaspi arvense)
C. Cleavers (Galium aparine)
D. Common wild oat (Avena fatua)
E. Mercuries (Mercurialis annua)

[Assistant] Cleavers (Galium aparine)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Senecio vulgaris (Common Groundsel)
B. Small geranium (Geranium pusillum)
C. Poa annua (Annual Bluegrass)
D. Bromus sterilis (Barren Brome)
E. Broadleaf plantain (Plantago major)

[Assistant] Senecio vulgaris (Common Groundsel)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple crabgrass (Digitaria sanguinalis)
B. Yellow rocket (Barbarea vulgaris)
C. Lycopsis arvensis (Common Bugloss)
D. Wall barley (Hordeum murinum)
E. Carpetweed (Mollugo verticillata)

[Assistant] Lycopsis arvensis (Common Bugloss)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Creeping thistle (Cirsium arvense)
B. Ribwort plantain (Plantago lanceolata)
C. Avena fatua (Common Wild Oat)
D. Rough meadow-grass (Poa trivialis)
E. Galium aparine (Cleavers)

[Assistant] Avena fatua (Common Wild Oat)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Redshank (Persicaria maculosa)
B. Copse-bindweed (Fallopia dumetorum)
C. Common fumitory (Fumaria officinalis)
D. Creeping thistle (Cirsium arvense)
E. Common buckwheat (Fagopyrum esculentum)

[Assistant] Common fumitory (Fumaria officinalis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Field bindweed (Convolvulus arvensis)
B. Matricaria chamomilla (Scented Mayweed)
C. Yellow rocket (Barbarea vulgaris)
D. Annual meadow grass (Poa annua)
E. Sonchus oleraceus (Common Sowthistle)

[Assistant] Field bindweed (Convolvulus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Palmer amaranth (Amaranthus palmeri)
B. Pineappleweed (Matricaria discoidea)
C. Prickly lettuce (Lactuca serriola)
D. Capsella bursa-pastoris (Shepherd’s Purse)
E. Potato weed (Galinsoga parviflora)

[Assistant] Palmer amaranth (Amaranthus palmeri)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Soybean (Glycine max)
B. Convolvulus arvensis (Field Bindweed)
C. German chamomile (Matricaria chamomilla)
D. Green bristlegrass (Setaria viridis)
E. Frosted orach (Atriplex rosea)

[Assistant] Green bristlegrass (Setaria viridis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sonchus oleraceus (Common Sowthistle)
B. Cockspur grass (Echinochloa crus-galli)
C. Veronica persica (Common Field Speedwell)
D. Creeping thistle (Cirsium arvense)
E. Yellow rocket (Barbarea vulgaris)

[Assistant] Creeping thistle (Cirsium arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Avena fatua (Common Wild Oat)
B. Red poppy (Papaver rhoeas)
C. Purslane (Portulaca oleracea)
D. Artemisia vulgaris (Common Mugwort)
E. Lolium multiflorum (Italian Ryegrass)

[Assistant] Red poppy (Papaver rhoeas)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum lapathifolium (Pale Smartweed)
B. Morningglory (Ipomoea spp.)
C. Common corn-cockle (Agrostemma githago)
D. Field pennycress (Thlaspi arvense)
E. Potato weed (Galinsoga parviflora)

[Assistant] Morningglory (Ipomoea spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Artemisia vulgaris (Common Mugwort)
B. Palmer amaranth (Amaranthus palmeri)
C. Small geranium (Geranium pusillum)
D. Rumex crispus (Curly Dock)
E. Thorn apple (Datura stramonium)

[Assistant] Thorn apple (Datura stramonium)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sonchus oleraceus (Common Sowthistle)
B. Hybrid goosefoot (Chenopodium hybridum)
C. Sinapis arvensis (Charlock)
D. Carpetweed (Mollugo verticillata)
E. Geraniums (Geranium spp.)

[Assistant] Hybrid goosefoot (Chenopodium hybridum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Redshank (Persicaria maculosa)
B. Shepherds purse (Capsella bursa-pastoris)
C. Avena fatua (Common Wild Oat)
D. Chrysanthemum segetum (Corn Marigold)
E. Knotgrass (Polygonum aviculare)

[Assistant] Shepherds purse (Capsella bursa-pastoris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Broadleaf plantain (Plantago major)
B. Plantago lanceolata (Narrowleaf Plantain)
C. Common fumitory (Fumaria officinalis)
D. Wild carrot (Daucus carota)
E. Hybrid goosefoot (Chenopodium hybridum)

[Assistant] Wild carrot (Daucus carota)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Shepherds purse (Capsella bursa-pastoris)
B. Potato weed (Galinsoga parviflora)
C. Urtica urens (Small Nettle)
D. Senecio vulgaris (Common Groundsel)
E. Lolium multiflorum (Italian Ryegrass)

[Assistant] Potato weed (Galinsoga parviflora)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Papaver rhoeas (Common Poppy)
B. Annual meadow grass (Poa annua)
C. Carpetweed (Mollugo verticillata)
D. Knotgrass (Polygonum aviculare)
E. Speedwell (Veronica spp.)

[Assistant] Speedwell (Veronica spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Shepherds purse (Capsella bursa-pastoris)
B. Alopecurus myosuroides (Blackgrass)
C. Ribwort plantain (Plantago lanceolata)
D. Senecio vulgaris (Common Groundsel)
E. Poa annua (Annual Bluegrass)

[Assistant] Poa annua (Annual Bluegrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rumex crispus (Curly Dock)
B. Centaurea cyanus (Cornflower)
C. Chrysanthemum segetum (Corn Marigold)
D. Matricaria inodora (Scentless Mayweed)
E. Thlaspi arvense (Field Penny-cress)

[Assistant] Thlaspi arvense (Field Penny-cress)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Small geranium (Geranium pusillum)
B. Veronica arvensis (Corn Speedwell)
C. Euphorbia helioscopia (Umbrella Milkweed)
D. Knotgrass (Polygonum aviculare)
E. Garlic (Allium sativum)

[Assistant] Veronica arvensis (Corn Speedwell)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Centaurea cyanus (Cornflower)
B. Potato weed (Galinsoga parviflora)
C. Ivy-leaved speedwell (Veronica hederifolia)
D. Apera spica-venti (Loose Silky-bent)
E. Thorn apple (Datura stramonium)

[Assistant] Potato weed (Galinsoga parviflora)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Lycopsis arvensis (Common Bugloss)
B. Rumex crispus (Curly Dock)
C. Centaurea cyanus (Cornflower)
D. Common wild oat (Avena fatua)
E. Matricaria inodora (Scentless Mayweed)

[Assistant] Centaurea cyanus (Cornflower)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple crabgrass (Digitaria sanguinalis)
B. Green bristlegrass (Setaria viridis)
C. Erodium cicutarium (Common Stork’s-bill)
D. Speedwell (Veronica spp.)
E. Lycopsis arvensis (Common Bugloss)

[Assistant] Lycopsis arvensis (Common Bugloss)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Myosotis arvensis (Field Forget-me-not)
B. Common corn-cockle (Agrostemma githago)
C. Corn spurry (Spergula arvensis)
D. Plantago lanceolata (Narrowleaf Plantain)
E. Palmer amaranth (Amaranthus palmeri)

[Assistant] Corn spurry (Spergula arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Fumaria officinalis (Common Fumitory)
B. Creeping thistle (Cirsium arvense)
C. Mercuries (Mercurialis annua)
D. German chamomile (Matricaria chamomilla)
E. Apera spica-venti (Loose Silky-bent)

[Assistant] German chamomile (Matricaria chamomilla)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Fumaria officinalis (Common Fumitory)
B. Speedwell (Veronica spp.)
C. Ribwort plantain (Plantago lanceolata)
D. Galium aparine (Cleavers)
E. Field pennycress (Thlaspi arvense)

[Assistant] Galium aparine (Cleavers)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cleavers (Galium aparine)
B. Geraniums (Geranium spp.)
C. German chamomile (Matricaria chamomilla)
D. Black nightshade (Solanum nigrum)
E. Rough meadow-grass (Poa trivialis)

[Assistant] Geraniums (Geranium spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Matricaria chamomilla (Scented Mayweed)
B. Euphorbia helioscopia (Umbrella Milkweed)
C. Rye brome (Bromus secalinus)
D. Black nightshade (Solanum nigrum)
E. Annual fescue (Vulpia myuros)

[Assistant] Black nightshade (Solanum nigrum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Peppermint (Mentha × piperita)
B. Matricaria chamomilla (Scented Mayweed)
C. Black horehound (Ballota nigra)
D. Meadow-grass (Poa pratensis)
E. Cirsium arvense (Creeping Thistle)

[Assistant] Cirsium arvense (Creeping Thistle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Black horehound (Ballota nigra)
B. Sonchus oleraceus (Common Sowthistle)
C. Field pennycress (Thlaspi arvense)
D. Polygonum convolvulus (Black Bindweed)
E. Thorn apple (Datura stramonium)

[Assistant] Polygonum convolvulus (Black Bindweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Creeping thistle (Cirsium arvense)
B. Geraniums (Geranium spp.)
C. Field bindweed (Convolvulus arvensis)
D. Shepherds purse (Capsella bursa-pastoris)
E. Rumex crispus (Curly Dock)

[Assistant] Creeping thistle (Cirsium arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Red poppy (Papaver rhoeas)
B. Polygonum aviculare (Prostrate Knotweed)
C. Convolvulus arvensis (Field Bindweed)
D. Copse-bindweed (Fallopia dumetorum)
E. Poa annua (Annual Bluegrass)

[Assistant] Poa annua (Annual Bluegrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Stellaria media (Common Chickweed)
B. Broadleaf plantain (Plantago major)
C. Senecio vulgaris (Common Groundsel)
D. Garlic (Allium sativum)
E. Black-bindweed (Fallopia convolvulus)

[Assistant] Broadleaf plantain (Plantago major)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purslane (Portulaca oleracea)
B. Galium aparine (Cleavers)
C. Broadleaf plantain (Plantago major)
D. Veronica arvensis (Corn Speedwell)
E. Capsella bursa-pastoris (Shepherd’s Purse)

[Assistant] Galium aparine (Cleavers)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purple crabgrass (Digitaria sanguinalis)
B. Matricaria inodora (Scentless Mayweed)
C. Chrysanthemum segetum (Corn Marigold)
D. Prickly lettuce (Lactuca serriola)
E. Rumex crispus (Curly Dock)

[Assistant] Chrysanthemum segetum (Corn Marigold)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Stellaria media (Common Chickweed)
B. Polygonum lapathifolium (Pale Smartweed)
C. Sinapis arvensis (Charlock)
D. Morningglory (Ipomoea spp.)
E. Cleavers (Galium aparine)

[Assistant] Stellaria media (Common Chickweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. White ball-mustard (Thlaspi arvense)
B. Garlic (Allium sativum)
C. Purple crabgrass (Digitaria sanguinalis)
D. Cirsium arvense (Creeping Thistle)
E. Wild carrot (Daucus carota)

[Assistant] Wild carrot (Daucus carota)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Myosotis arvensis (Field Forget-me-not)
B. Frosted orach (Atriplex rosea)
C. Senecio vulgaris (Common Groundsel)
D. Brassica napus (Rapeseed)
E. Ivy-leaved speedwell (Veronica hederifolia)

[Assistant] Senecio vulgaris (Common Groundsel)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sinapis arvensis (Charlock)
B. Avena fatua (Common Wild Oat)
C. Purslane (Portulaca oleracea)
D. Stellaria media (Common Chickweed)
E. Capsella bursa-pastoris (Shepherd’s Purse)

[Assistant] Purslane (Portulaca oleracea)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum persicaria (Redshank)
B. Peppermint (Mentha × piperita)
C. Veronica persica (Common Field Speedwell)
D. Rumex crispus (Curly Dock)
E. Alopecurus myosuroides (Blackgrass)

[Assistant] Rumex crispus (Curly Dock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Frosted orach (Atriplex rosea)
B. Viola arvensis (Field Pansy)
C. Capsella bursa-pastoris (Shepherd’s Purse)
D. Rye brome (Bromus secalinus)
E. Vicia hirsuta (Common Hairy Tare)

[Assistant] Vicia hirsuta (Common Hairy Tare)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Alopecurus myosuroides (Blackgrass)
B. Viola arvensis (Field Pansy)
C. Pineappleweed (Matricaria discoidea)
D. Geranium molle (Dove’s-foot Crane’s-bill)
E. Veronica arvensis (Corn Speedwell)

[Assistant] Pineappleweed (Matricaria discoidea)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Wall barley (Hordeum murinum)
B. Common wild oat (Avena fatua)
C. Myosotis arvensis (Field Forget-me-not)
D. Cleavers (Galium aparine)
E. Geranium molle (Dove’s-foot Crane’s-bill)

[Assistant] Cleavers (Galium aparine)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Creeping thistle (Cirsium arvense)
B. Black-bindweed (Fallopia convolvulus)
C. Galium aparine (Cleavers)
D. Palmer amaranth (Amaranthus palmeri)
E. Anagallis arvensis (Scarlet Pimpernel)

[Assistant] Anagallis arvensis (Scarlet Pimpernel)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Red-root amaranth (Amaranthus retroflexus)
B. Peppermint (Mentha × piperita)
C. Geraniums (Geranium spp.)
D. Erodium cicutarium (Common Stork’s-bill)
E. Polygonum aviculare (Prostrate Knotweed)

[Assistant] Erodium cicutarium (Common Stork’s-bill)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Wall barley (Hordeum murinum)
B. Myosotis arvensis (Field Forget-me-not)
C. Euphorbia peplus (Stinging Milkweed)
D. Copse-bindweed (Fallopia dumetorum)
E. Soybean (Glycine max)

[Assistant] Soybean (Glycine max)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ribwort plantain (Plantago lanceolata)
B. Purple crabgrass (Digitaria sanguinalis)
C. Papaver rhoeas (Common Poppy)
D. Geranium molle (Dove’s-foot Crane’s-bill)
E. Geraniums (Geranium spp.)

[Assistant] Purple crabgrass (Digitaria sanguinalis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common dandelion (Taraxacum officinale)
B. Field pennycress (Thlaspi arvense)
C. Carpetweed (Mollugo verticillata)
D. Senecio vulgaris (Common Groundsel)
E. Geranium molle (Dove’s-foot Crane’s-bill)

[Assistant] Carpetweed (Mollugo verticillata)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Solanum nigrum (Black Nightshade)
B. Common buckwheat (Fagopyrum esculentum)
C. Cornflower (Centaurea cyanus)
D. Soft brome (Bromus hordeaceus)
E. Frosted orach (Atriplex rosea)

[Assistant] Common buckwheat (Fagopyrum esculentum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Knotgrass (Polygonum aviculare)
B. Chrysanthemum segetum (Corn Marigold)
C. Poa annua (Annual Bluegrass)
D. Carpetweed (Mollugo verticillata)
E. Fumaria officinalis (Common Fumitory)

[Assistant] Poa annua (Annual Bluegrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Annual meadow grass (Poa annua)
B. Cockspur grass (Echinochloa crus-galli)
C. Erodium cicutarium (Common Stork’s-bill)
D. Myosotis arvensis (Field Forget-me-not)
E. Annual fescue (Vulpia myuros)

[Assistant] Annual meadow grass (Poa annua)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Artemisia vulgaris (Common Mugwort)
B. Morningglory (Ipomoea spp.)
C. Thlaspi arvense (Field Penny-cress)
D. Bromus sterilis (Barren Brome)
E. Small geranium (Geranium pusillum)

[Assistant] Small geranium (Geranium pusillum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cockspur grass (Echinochloa crus-galli)
B. Rumex crispus (Curly Dock)
C. White goosefoot (Chenopodium album)
D. Garlic (Allium sativum)
E. Morningglory (Ipomoea spp.)

[Assistant] Rumex crispus (Curly Dock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Artemisia vulgaris (Common Mugwort)
B. Stellaria media (Common Chickweed)
C. Chenopodium album (Fat-hen)
D. Ivy-leaved speedwell (Veronica hederifolia)
E. Field bindweed (Convolvulus arvensis)

[Assistant] Field bindweed (Convolvulus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rumex crispus (Curly Dock)
B. Field mustard (Brassica rapa)
C. Sinapis arvensis (Charlock)
D. Galium aparine (Cleavers)
E. Prickly lettuce (Lactuca serriola)

[Assistant] Galium aparine (Cleavers)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cornflower (Centaurea cyanus)
B. Myosotis arvensis (Field Forget-me-not)
C. Small geranium (Geranium pusillum)
D. Wild carrot (Daucus carota)
E. Potato weed (Galinsoga parviflora)

[Assistant] Small geranium (Geranium pusillum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Alopecurus myosuroides (Blackgrass)
B. Palmer amaranth (Amaranthus palmeri)
C. Euphorbia helioscopia (Umbrella Milkweed)
D. Ivy-leaved speedwell (Veronica hederifolia)
E. Mercuries (Mercurialis annua)

[Assistant] Alopecurus myosuroides (Blackgrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Thorn apple (Datura stramonium)
B. Pineappleweed (Matricaria discoidea)
C. Wall barley (Hordeum murinum)
D. Melandrium noctiflorum (Night-flowering Catchfly)
E. Small geranium (Geranium pusillum)

[Assistant] Wall barley (Hordeum murinum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Plantago lanceolata (Narrowleaf Plantain)
B. Small geranium (Geranium pusillum)
C. Chrysanthemum segetum (Corn Marigold)
D. Pineappleweed (Matricaria discoidea)
E. Field mustard (Brassica rapa)

[Assistant] Pineappleweed (Matricaria discoidea)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Fumaria officinalis (Common Fumitory)
B. Myosotis arvensis (Field Forget-me-not)
C. Carpetweed (Mollugo verticillata)
D. Knotgrass (Polygonum aviculare)
E. Shepherds purse (Capsella bursa-pastoris)

[Assistant] Shepherds purse (Capsella bursa-pastoris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Frosted orach (Atriplex rosea)
B. Fumaria officinalis (Common Fumitory)
C. Matricaria inodora (Scentless Mayweed)
D. Apera spica-venti (Loose Silky-bent)
E. Chrysanthemum segetum (Corn Marigold)

[Assistant] Chrysanthemum segetum (Corn Marigold)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Centaurea cyanus (Cornflower)
B. Chrysanthemum segetum (Corn Marigold)
C. Red poppy (Papaver rhoeas)
D. Veronica persica (Common Field Speedwell)
E. Green bristlegrass (Setaria viridis)

[Assistant] Centaurea cyanus (Cornflower)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purslane (Portulaca oleracea)
B. Polygonum convolvulus (Black Bindweed)
C. Cornflower (Centaurea cyanus)
D. Pineappleweed (Matricaria discoidea)
E. Annual meadow grass (Poa annua)

[Assistant] Pineappleweed (Matricaria discoidea)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Field mustard (Brassica rapa)
B. Pineappleweed (Matricaria discoidea)
C. Lapsana communis (Nipplewort)
D. Black nightshade (Solanum nigrum)
E. Plantago major (Broadleaf Plantain)

[Assistant] Field mustard (Brassica rapa)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Thorn apple (Datura stramonium)
B. Speedwell (Veronica spp.)
C. Sinapis arvensis (Charlock)
D. Field pennycress (Thlaspi arvense)
E. Black-bindweed (Fallopia convolvulus)

[Assistant] Black-bindweed (Fallopia convolvulus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Garlic (Allium sativum)
B. Carpetweed (Mollugo verticillata)
C. Thlaspi arvense (Field Penny-cress)
D. Geraniums (Geranium spp.)
E. Soybean (Glycine max)

[Assistant] Soybean (Glycine max)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Annual fescue (Vulpia myuros)
B. Poa annua (Annual Bluegrass)
C. Sonchus oleraceus (Common Sowthistle)
D. Myosotis arvensis (Field Forget-me-not)
E. Black nightshade (Solanum nigrum)

[Assistant] Black nightshade (Solanum nigrum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Black-bindweed (Fallopia convolvulus)
B. Red-root amaranth (Amaranthus retroflexus)
C. Artemisia vulgaris (Common Mugwort)
D. Hedge mustard (Sisymbrium officinale)
E. Apera spica-venti (Loose Silky-bent)

[Assistant] Hedge mustard (Sisymbrium officinale)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Viola arvensis (Field Pansy)
B. Papaver rhoeas (Common Poppy)
C. Carpetweed (Mollugo verticillata)
D. Avena fatua (Common Wild Oat)
E. Plantago major (Broadleaf Plantain)

[Assistant] Avena fatua (Common Wild Oat)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Brassica napus (Rapeseed)
B. Speedwell (Veronica spp.)
C. Meadow-grass (Poa pratensis)
D. Convolvulus arvensis (Field Bindweed)
E. Morningglory (Ipomoea spp.)

[Assistant] Speedwell (Veronica spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum lapathifolium (Pale Smartweed)
B. Galium aparine (Cleavers)
C. Field milk thistle (Sonchus arvensis)
D. Broadleaf plantain (Plantago major)
E. Potato weed (Galinsoga parviflora)

[Assistant] Potato weed (Galinsoga parviflora)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Erodium cicutarium (Common Stork’s-bill)
B. Cirsium arvense (Creeping Thistle)
C. Creeping thistle (Cirsium arvense)
D. Peppermint (Mentha × piperita)
E. Lolium multiflorum (Italian Ryegrass)

[Assistant] Peppermint (Mentha × piperita)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Redshank (Persicaria maculosa)
B. Solanum nigrum (Black Nightshade)
C. Apera spica-venti (Loose Silky-bent)
D. Ivy-leaved speedwell (Veronica hederifolia)
E. Polygonum persicaria (Redshank)

[Assistant] Redshank (Persicaria maculosa)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Brassica napus (Rapeseed)
B. Common mugwort (Artemisia vulgaris)
C. Ribwort plantain (Plantago lanceolata)
D. Black-bindweed (Fallopia convolvulus)
E. German chamomile (Matricaria chamomilla)

[Assistant] Common mugwort (Artemisia vulgaris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Black horehound (Ballota nigra)
B. Thlaspi arvense (Field Penny-cress)
C. Palmer amaranth (Amaranthus palmeri)
D. German chamomile (Matricaria chamomilla)
E. Stellaria media (Common Chickweed)

[Assistant] Palmer amaranth (Amaranthus palmeri)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Senecio vulgaris (Common Groundsel)
B. Artemisia vulgaris (Common Mugwort)
C. Viola arvensis (Field Pansy)
D. Annual fescue (Vulpia myuros)
E. Garlic (Allium sativum)

[Assistant] Artemisia vulgaris (Common Mugwort)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Stellaria media (Common Chickweed)
B. Myosotis arvensis (Field Forget-me-not)
C. Geranium molle (Dove’s-foot Crane’s-bill)
D. Capsella bursa-pastoris (Shepherd’s Purse)
E. Soft brome (Bromus hordeaceus)

[Assistant] Capsella bursa-pastoris (Shepherd’s Purse)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Papaver rhoeas (Common Poppy)
B. Common buckwheat (Fagopyrum esculentum)
C. Plantago lanceolata (Narrowleaf Plantain)
D. Corn spurry (Spergula arvensis)
E. Carpetweed (Mollugo verticillata)

[Assistant] Corn spurry (Spergula arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Speedwell (Veronica spp.)
B. Wild pansy (Viola tricolor)
C. Creeping thistle (Cirsium arvense)
D. Alopecurus myosuroides (Blackgrass)
E. Field mustard (Brassica rapa)

[Assistant] Creeping thistle (Cirsium arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Soybean (Glycine max)
B. Anagallis arvensis (Scarlet Pimpernel)
C. Speedwell (Veronica spp.)
D. Annual meadow grass (Poa annua)
E. Mercuries (Mercurialis annua)

[Assistant] Soybean (Glycine max)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Apera spica-venti (Loose Silky-bent)
B. Geraniums (Geranium spp.)
C. Rough meadow-grass (Poa trivialis)
D. Palmer amaranth (Amaranthus palmeri)
E. Matricaria chamomilla (Scented Mayweed)

[Assistant] Geraniums (Geranium spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Matricaria chamomilla (Scented Mayweed)
B. Red poppy (Papaver rhoeas)
C. Rough meadow-grass (Poa trivialis)
D. Convolvulus arvensis (Field Bindweed)
E. Sinapis arvensis (Charlock)

[Assistant] Rough meadow-grass (Poa trivialis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. White ball-mustard (Thlaspi arvense)
B. Purslane (Portulaca oleracea)
C. Annual meadow grass (Poa annua)
D. Fumaria officinalis (Common Fumitory)
E. Palmer amaranth (Amaranthus palmeri)

[Assistant] Fumaria officinalis (Common Fumitory)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ivy-leaved speedwell (Veronica hederifolia)
B. Field pennycress (Thlaspi arvense)
C. White goosefoot (Chenopodium album)
D. Purple crabgrass (Digitaria sanguinalis)
E. Polygonum lapathifolium (Pale Smartweed)

[Assistant] Polygonum lapathifolium (Pale Smartweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Mercuries (Mercurialis annua)
B. Common chickweed (Stellaria media)
C. Hybrid goosefoot (Chenopodium hybridum)
D. Bromus sterilis (Barren Brome)
E. Polygonum convolvulus (Black Bindweed)

[Assistant] Bromus sterilis (Barren Brome)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. White goosefoot (Chenopodium album)
B. Thorn apple (Datura stramonium)
C. Viola arvensis (Field Pansy)
D. Redshank (Persicaria maculosa)
E. Rough meadow-grass (Poa trivialis)

[Assistant] White goosefoot (Chenopodium album)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Papaver rhoeas (Common Poppy)
B. Cirsium arvense (Creeping Thistle)
C. Senecio vulgaris (Common Groundsel)
D. Potato weed (Galinsoga parviflora)
E. Rough meadow-grass (Poa trivialis)

[Assistant] Cirsium arvense (Creeping Thistle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Solanum nigrum (Black Nightshade)
B. Plantago major (Broadleaf Plantain)
C. Apera spica-venti (Loose Silky-bent)
D. Avena fatua (Common Wild Oat)
E. Sonchus oleraceus (Common Sowthistle)

[Assistant] Apera spica-venti (Loose Silky-bent)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common wild oat (Avena fatua)
B. Redshank (Persicaria maculosa)
C. Hybrid goosefoot (Chenopodium hybridum)
D. Common buckwheat (Fagopyrum esculentum)
E. Annual fescue (Vulpia myuros)

[Assistant] Hybrid goosefoot (Chenopodium hybridum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Chrysanthemum segetum (Corn Marigold)
B. Field bindweed (Convolvulus arvensis)
C. Polygonum lapathifolium (Pale Smartweed)
D. Purslane (Portulaca oleracea)
E. Corn spurry (Spergula arvensis)

[Assistant] Polygonum lapathifolium (Pale Smartweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Geranium molle (Dove’s-foot Crane’s-bill)
B. Urtica urens (Small Nettle)
C. Brassica napus (Rapeseed)
D. Common mugwort (Artemisia vulgaris)
E. Matricaria chamomilla (Scented Mayweed)

[Assistant] Geranium molle (Dove’s-foot Crane’s-bill)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Apera spica-venti (Loose Silky-bent)
B. Carpetweed (Mollugo verticillata)
C. Common wild oat (Avena fatua)
D. Lycopsis arvensis (Common Bugloss)
E. Geranium molle (Dove’s-foot Crane’s-bill)

[Assistant] Geranium molle (Dove’s-foot Crane’s-bill)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sinapis arvensis (Charlock)
B. Copse-bindweed (Fallopia dumetorum)
C. Creeping thistle (Cirsium arvense)
D. Common mugwort (Artemisia vulgaris)
E. Viola arvensis (Field Pansy)

[Assistant] Viola arvensis (Field Pansy)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Myosotis arvensis (Field Forget-me-not)
B. Rumex crispus (Curly Dock)
C. Lapsana communis (Nipplewort)
D. Lolium multiflorum (Italian Ryegrass)
E. Field milk thistle (Sonchus arvensis)

[Assistant] Field milk thistle (Sonchus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Thorn apple (Datura stramonium)
B. Cornflower (Centaurea cyanus)
C. Purple dead-nettle (Lamium purpureum)
D. Garlic (Allium sativum)
E. Matricaria chamomilla (Scented Mayweed)

[Assistant] Cornflower (Centaurea cyanus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Broadleaf plantain (Plantago major)
B. White ball-mustard (Thlaspi arvense)
C. Chenopodium album (Fat-hen)
D. Cockspur grass (Echinochloa crus-galli)
E. Convolvulus arvensis (Field Bindweed)

[Assistant] Chenopodium album (Fat-hen)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rumex crispus (Curly Dock)
B. Alopecurus myosuroides (Blackgrass)
C. Ivy-leaved speedwell (Veronica hederifolia)
D. Speedwell (Veronica spp.)
E. Shepherds purse (Capsella bursa-pastoris)

[Assistant] Rumex crispus (Curly Dock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rye brome (Bromus secalinus)
B. White goosefoot (Chenopodium album)
C. Poa annua (Annual Bluegrass)
D. Purple crabgrass (Digitaria sanguinalis)
E. Black nightshade (Solanum nigrum)

[Assistant] Black nightshade (Solanum nigrum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Field milk thistle (Sonchus arvensis)
B. Speedwell (Veronica spp.)
C. Broadleaf plantain (Plantago major)
D. Soft brome (Bromus hordeaceus)
E. Field mustard (Brassica rapa)

[Assistant] Field mustard (Brassica rapa)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Lapsana communis (Nipplewort)
B. Plantago major (Broadleaf Plantain)
C. Peppermint (Mentha × piperita)
D. Field milk thistle (Sonchus arvensis)
E. Poa annua (Annual Bluegrass)

[Assistant] Poa annua (Annual Bluegrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Green bristlegrass (Setaria viridis)
B. Mercuries (Mercurialis annua)
C. Avena fatua (Common Wild Oat)
D. Rough meadow-grass (Poa trivialis)
E. Capsella bursa-pastoris (Shepherd’s Purse)

[Assistant] Rough meadow-grass (Poa trivialis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Brassica napus (Rapeseed)
B. Veronica persica (Common Field Speedwell)
C. Copse-bindweed (Fallopia dumetorum)
D. Field milk thistle (Sonchus arvensis)
E. Yellow rocket (Barbarea vulgaris)

[Assistant] Field milk thistle (Sonchus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Veronica arvensis (Corn Speedwell)
B. Small geranium (Geranium pusillum)
C. Garlic (Allium sativum)
D. Soybean (Glycine max)
E. Alopecurus myosuroides (Blackgrass)

[Assistant] Small geranium (Geranium pusillum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Morningglory (Ipomoea spp.)
B. Meadow-grass (Poa pratensis)
C. Lapsana communis (Nipplewort)
D. Wild pansy (Viola tricolor)
E. Cirsium arvense (Creeping Thistle)

[Assistant] Cirsium arvense (Creeping Thistle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Small geranium (Geranium pusillum)
B. Plantago lanceolata (Narrowleaf Plantain)
C. Ivy-leaved speedwell (Veronica hederifolia)
D. Matricaria chamomilla (Scented Mayweed)
E. Papaver rhoeas (Common Poppy)

[Assistant] Ivy-leaved speedwell (Veronica hederifolia)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rumex crispus (Curly Dock)
B. Copse-bindweed (Fallopia dumetorum)
C. Myosotis arvensis (Field Forget-me-not)
D. Viola arvensis (Field Pansy)
E. Purple crabgrass (Digitaria sanguinalis)

[Assistant] Viola arvensis (Field Pansy)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Potato weed (Galinsoga parviflora)
B. Common mugwort (Artemisia vulgaris)
C. Chrysanthemum segetum (Corn Marigold)
D. Purple dead-nettle (Lamium purpureum)
E. Stellaria media (Common Chickweed)

[Assistant] Chrysanthemum segetum (Corn Marigold)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Senecio vulgaris (Common Groundsel)
B. Capsella bursa-pastoris (Shepherd’s Purse)
C. Sinapis arvensis (Charlock)
D. Frosted orach (Atriplex rosea)
E. Annual fescue (Vulpia myuros)

[Assistant] Capsella bursa-pastoris (Shepherd’s Purse)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Thorn apple (Datura stramonium)
B. Fumaria officinalis (Common Fumitory)
C. Speedwell (Veronica spp.)
D. Wall barley (Hordeum murinum)
E. Green bristlegrass (Setaria viridis)

[Assistant] Fumaria officinalis (Common Fumitory)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Erodium cicutarium (Common Stork’s-bill)
B. Euphorbia peplus (Stinging Milkweed)
C. Purple dead-nettle (Lamium purpureum)
D. Cockspur grass (Echinochloa crus-galli)
E. Purple crabgrass (Digitaria sanguinalis)

[Assistant] Erodium cicutarium (Common Stork’s-bill)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Alopecurus myosuroides (Blackgrass)
B. Melandrium noctiflorum (Night-flowering Catchfly)
C. Plantago lanceolata (Narrowleaf Plantain)
D. Erodium cicutarium (Common Stork’s-bill)
E. Myosotis arvensis (Field Forget-me-not)

[Assistant] Myosotis arvensis (Field Forget-me-not)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rough meadow-grass (Poa trivialis)
B. Anagallis arvensis (Scarlet Pimpernel)
C. Matricaria inodora (Scentless Mayweed)
D. Poa annua (Annual Bluegrass)
E. Erodium cicutarium (Common Stork’s-bill)

[Assistant] Rough meadow-grass (Poa trivialis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Field bindweed (Convolvulus arvensis)
B. Veronica arvensis (Corn Speedwell)
C. Black horehound (Ballota nigra)
D. Black-bindweed (Fallopia convolvulus)
E. Geranium molle (Dove’s-foot Crane’s-bill)

[Assistant] Field bindweed (Convolvulus arvensis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Wild pansy (Viola tricolor)
B. Apera spica-venti (Loose Silky-bent)
C. Convolvulus arvensis (Field Bindweed)
D. Cornflower (Centaurea cyanus)
E. Matricaria inodora (Scentless Mayweed)

[Assistant] Wild pansy (Viola tricolor)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Anagallis arvensis (Scarlet Pimpernel)
B. Cornflower (Centaurea cyanus)
C. Chrysanthemum segetum (Corn Marigold)
D. Matricaria chamomilla (Scented Mayweed)
E. Rye brome (Bromus secalinus)

[Assistant] Anagallis arvensis (Scarlet Pimpernel)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Bromus sterilis (Barren Brome)
B. Veronica arvensis (Corn Speedwell)
C. Senecio vulgaris (Common Groundsel)
D. Potato weed (Galinsoga parviflora)
E. Annual fescue (Vulpia myuros)

[Assistant] Potato weed (Galinsoga parviflora)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Speedwell (Veronica spp.)
B. Broadleaf plantain (Plantago major)
C. Purple dead-nettle (Lamium purpureum)
D. Creeping thistle (Cirsium arvense)
E. Fumaria officinalis (Common Fumitory)

[Assistant] Purple dead-nettle (Lamium purpureum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Senecio vulgaris (Common Groundsel)
B. Urtica urens (Small Nettle)
C. Broadleaf plantain (Plantago major)
D. Small geranium (Geranium pusillum)
E. Ivy-leaved speedwell (Veronica hederifolia)

[Assistant] Urtica urens (Small Nettle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Matricaria inodora (Scentless Mayweed)
B. Sinapis arvensis (Charlock)
C. Green bristlegrass (Setaria viridis)
D. German chamomile (Matricaria chamomilla)
E. Senecio vulgaris (Common Groundsel)

[Assistant] Green bristlegrass (Setaria viridis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Black horehound (Ballota nigra)
B. Common buckwheat (Fagopyrum esculentum)
C. Black-bindweed (Fallopia convolvulus)
D. Viola arvensis (Field Pansy)
E. Annual fescue (Vulpia myuros)

[Assistant] Common buckwheat (Fagopyrum esculentum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Geranium molle (Dove’s-foot Crane’s-bill)
B. Annual fescue (Vulpia myuros)
C. Shepherds purse (Capsella bursa-pastoris)
D. Common dandelion (Taraxacum officinale)
E. Yellow rocket (Barbarea vulgaris)

[Assistant] Yellow rocket (Barbarea vulgaris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Alopecurus myosuroides (Blackgrass)
B. Bromus sterilis (Barren Brome)
C. Convolvulus arvensis (Field Bindweed)
D. Wild pansy (Viola tricolor)
E. Geraniums (Geranium spp.)

[Assistant] Convolvulus arvensis (Field Bindweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Geraniums (Geranium spp.)
B. Wall barley (Hordeum murinum)
C. Chrysanthemum segetum (Corn Marigold)
D. Urtica urens (Small Nettle)
E. Hedge mustard (Sisymbrium officinale)

[Assistant] Urtica urens (Small Nettle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Black horehound (Ballota nigra)
B. Alopecurus myosuroides (Blackgrass)
C. Veronica persica (Common Field Speedwell)
D. Prickly lettuce (Lactuca serriola)
E. Polygonum persicaria (Redshank)

[Assistant] Veronica persica (Common Field Speedwell)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Soft brome (Bromus hordeaceus)
B. Black horehound (Ballota nigra)
C. Red poppy (Papaver rhoeas)
D. Field milk thistle (Sonchus arvensis)
E. Redshank (Persicaria maculosa)

[Assistant] Red poppy (Papaver rhoeas)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Wild pansy (Viola tricolor)
B. Matricaria inodora (Scentless Mayweed)
C. Purslane (Portulaca oleracea)
D. Urtica urens (Small Nettle)
E. Senecio vulgaris (Common Groundsel)

[Assistant] Wild pansy (Viola tricolor)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Melandrium noctiflorum (Night-flowering Catchfly)
B. Polygonum lapathifolium (Pale Smartweed)
C. Cleavers (Galium aparine)
D. Polygonum convolvulus (Black Bindweed)
E. Capsella bursa-pastoris (Shepherd’s Purse)

[Assistant] Polygonum convolvulus (Black Bindweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Fumaria officinalis (Common Fumitory)
B. Thorn apple (Datura stramonium)
C. Hybrid goosefoot (Chenopodium hybridum)
D. Chrysanthemum segetum (Corn Marigold)
E. Field bindweed (Convolvulus arvensis)

[Assistant] Thorn apple (Datura stramonium)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Vicia hirsuta (Common Hairy Tare)
B. Geraniums (Geranium spp.)
C. Broadleaf plantain (Plantago major)
D. Polygonum lapathifolium (Pale Smartweed)
E. Plantago lanceolata (Narrowleaf Plantain)

[Assistant] Polygonum lapathifolium (Pale Smartweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum lapathifolium (Pale Smartweed)
B. Common mugwort (Artemisia vulgaris)
C. Solanum nigrum (Black Nightshade)
D. Wild carrot (Daucus carota)
E. Annual meadow grass (Poa annua)

[Assistant] Solanum nigrum (Black Nightshade)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum lapathifolium (Pale Smartweed)
B. Knotgrass (Polygonum aviculare)
C. Centaurea cyanus (Cornflower)
D. Stellaria media (Common Chickweed)
E. Meadow-grass (Poa pratensis)

[Assistant] Polygonum lapathifolium (Pale Smartweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Field bindweed (Convolvulus arvensis)
B. Geraniums (Geranium spp.)
C. Field pennycress (Thlaspi arvense)
D. Rough meadow-grass (Poa trivialis)
E. Sonchus oleraceus (Common Sowthistle)

[Assistant] Field pennycress (Thlaspi arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sonchus oleraceus (Common Sowthistle)
B. Red-root amaranth (Amaranthus retroflexus)
C. Convolvulus arvensis (Field Bindweed)
D. Rumex crispus (Curly Dock)
E. Red poppy (Papaver rhoeas)

[Assistant] Sonchus oleraceus (Common Sowthistle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Prickly lettuce (Lactuca serriola)
B. Geranium molle (Dove’s-foot Crane’s-bill)
C. Yellow rocket (Barbarea vulgaris)
D. Rough meadow-grass (Poa trivialis)
E. Bromus sterilis (Barren Brome)

[Assistant] Yellow rocket (Barbarea vulgaris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Prickly lettuce (Lactuca serriola)
B. Veronica persica (Common Field Speedwell)
C. Potato weed (Galinsoga parviflora)
D. Cornflower (Centaurea cyanus)
E. Purple crabgrass (Digitaria sanguinalis)

[Assistant] Veronica persica (Common Field Speedwell)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sonchus oleraceus (Common Sowthistle)
B. Ivy-leaved speedwell (Veronica hederifolia)
C. Lapsana communis (Nipplewort)
D. Polygonum lapathifolium (Pale Smartweed)
E. Euphorbia helioscopia (Umbrella Milkweed)

[Assistant] Ivy-leaved speedwell (Veronica hederifolia)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Purslane (Portulaca oleracea)
B. Common fumitory (Fumaria officinalis)
C. Polygonum persicaria (Redshank)
D. Cleavers (Galium aparine)
E. Viola arvensis (Field Pansy)

[Assistant] Purslane (Portulaca oleracea)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ribwort plantain (Plantago lanceolata)
B. Field pennycress (Thlaspi arvense)
C. Avena fatua (Common Wild Oat)
D. Red-root amaranth (Amaranthus retroflexus)
E. Common fumitory (Fumaria officinalis)

[Assistant] Common fumitory (Fumaria officinalis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cleavers (Galium aparine)
B. Common chickweed (Stellaria media)
C. Black-bindweed (Fallopia convolvulus)
D. Creeping thistle (Cirsium arvense)
E. Veronica arvensis (Corn Speedwell)

[Assistant] Creeping thistle (Cirsium arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cirsium arvense (Creeping Thistle)
B. Poa annua (Annual Bluegrass)
C. Apera spica-venti (Loose Silky-bent)
D. Small geranium (Geranium pusillum)
E. Chenopodium album (Fat-hen)

[Assistant] Cirsium arvense (Creeping Thistle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Peppermint (Mentha × piperita)
B. Field mustard (Brassica rapa)
C. Common chickweed (Stellaria media)
D. Ribwort plantain (Plantago lanceolata)
E. Purple crabgrass (Digitaria sanguinalis)

[Assistant] Peppermint (Mentha × piperita)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ribwort plantain (Plantago lanceolata)
B. Black nightshade (Solanum nigrum)
C. Red-root amaranth (Amaranthus retroflexus)
D. Annual meadow grass (Poa annua)
E. Veronica arvensis (Corn Speedwell)

[Assistant] Ribwort plantain (Plantago lanceolata)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Black nightshade (Solanum nigrum)
B. Green bristlegrass (Setaria viridis)
C. Geraniums (Geranium spp.)
D. Black-bindweed (Fallopia convolvulus)
E. Common fumitory (Fumaria officinalis)

[Assistant] Green bristlegrass (Setaria viridis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Capsella bursa-pastoris (Shepherd’s Purse)
B. Plantago lanceolata (Narrowleaf Plantain)
C. Meadow-grass (Poa pratensis)
D. Myosotis arvensis (Field Forget-me-not)
E. Thorn apple (Datura stramonium)

[Assistant] Thorn apple (Datura stramonium)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Vicia hirsuta (Common Hairy Tare)
B. Sonchus oleraceus (Common Sowthistle)
C. Black nightshade (Solanum nigrum)
D. Red-root amaranth (Amaranthus retroflexus)
E. White goosefoot (Chenopodium album)

[Assistant] Vicia hirsuta (Common Hairy Tare)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Potato weed (Galinsoga parviflora)
B. Lapsana communis (Nipplewort)
C. Prickly lettuce (Lactuca serriola)
D. Black nightshade (Solanum nigrum)
E. Soybean (Glycine max)

[Assistant] Soybean (Glycine max)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common chickweed (Stellaria media)
B. Fumaria officinalis (Common Fumitory)
C. Apera spica-venti (Loose Silky-bent)
D. Annual fescue (Vulpia myuros)
E. Lapsana communis (Nipplewort)

[Assistant] Lapsana communis (Nipplewort)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sonchus oleraceus (Common Sowthistle)
B. Stellaria media (Common Chickweed)
C. Geraniums (Geranium spp.)
D. Euphorbia helioscopia (Umbrella Milkweed)
E. Hedge mustard (Sisymbrium officinale)

[Assistant] Sonchus oleraceus (Common Sowthistle)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Avena fatua (Common Wild Oat)
B. Field mustard (Brassica rapa)
C. Anagallis arvensis (Scarlet Pimpernel)
D. Lolium multiflorum (Italian Ryegrass)
E. White goosefoot (Chenopodium album)

[Assistant] Anagallis arvensis (Scarlet Pimpernel)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Potato weed (Galinsoga parviflora)
B. Yellow rocket (Barbarea vulgaris)
C. Anagallis arvensis (Scarlet Pimpernel)
D. Purple dead-nettle (Lamium purpureum)
E. Soybean (Glycine max)

[Assistant] Anagallis arvensis (Scarlet Pimpernel)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Myosotis arvensis (Field Forget-me-not)
B. Lolium multiflorum (Italian Ryegrass)
C. Common fumitory (Fumaria officinalis)
D. Melandrium noctiflorum (Night-flowering Catchfly)
E. Hybrid goosefoot (Chenopodium hybridum)

[Assistant] Common fumitory (Fumaria officinalis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Mercuries (Mercurialis annua)
B. Vicia hirsuta (Common Hairy Tare)
C. Frosted orach (Atriplex rosea)
D. Meadow-grass (Poa pratensis)
E. Capsella bursa-pastoris (Shepherd’s Purse)

[Assistant] Capsella bursa-pastoris (Shepherd’s Purse)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cornflower (Centaurea cyanus)
B. Senecio vulgaris (Common Groundsel)
C. Anagallis arvensis (Scarlet Pimpernel)
D. Chenopodium album (Fat-hen)
E. Matricaria chamomilla (Scented Mayweed)

[Assistant] Chenopodium album (Fat-hen)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rye brome (Bromus secalinus)
B. Lolium multiflorum (Italian Ryegrass)
C. Veronica arvensis (Corn Speedwell)
D. Avena fatua (Common Wild Oat)
E. Artemisia vulgaris (Common Mugwort)

[Assistant] Lolium multiflorum (Italian Ryegrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum aviculare (Prostrate Knotweed)
B. Red poppy (Papaver rhoeas)
C. Creeping thistle (Cirsium arvense)
D. Lolium multiflorum (Italian Ryegrass)
E. Mercuries (Mercurialis annua)

[Assistant] Red poppy (Papaver rhoeas)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Frosted orach (Atriplex rosea)
B. Corn spurry (Spergula arvensis)
C. Euphorbia helioscopia (Umbrella Milkweed)
D. Artemisia vulgaris (Common Mugwort)
E. Copse-bindweed (Fallopia dumetorum)

[Assistant] Artemisia vulgaris (Common Mugwort)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum convolvulus (Black Bindweed)
B. Cleavers (Galium aparine)
C. Euphorbia peplus (Stinging Milkweed)
D. Common chickweed (Stellaria media)
E. Plantago major (Broadleaf Plantain)

[Assistant] Common chickweed (Stellaria media)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sinapis arvensis (Charlock)
B. Wild pansy (Viola tricolor)
C. Speedwell (Veronica spp.)
D. Matricaria inodora (Scentless Mayweed)
E. Green bristlegrass (Setaria viridis)

[Assistant] Green bristlegrass (Setaria viridis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Field bindweed (Convolvulus arvensis)
B. Geranium molle (Dove’s-foot Crane’s-bill)
C. Purslane (Portulaca oleracea)
D. Melandrium noctiflorum (Night-flowering Catchfly)
E. Polygonum aviculare (Prostrate Knotweed)

[Assistant] Melandrium noctiflorum (Night-flowering Catchfly)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. German chamomile (Matricaria chamomilla)
B. Artemisia vulgaris (Common Mugwort)
C. Cleavers (Galium aparine)
D. Euphorbia helioscopia (Umbrella Milkweed)
E. Chenopodium album (Fat-hen)

[Assistant] Chenopodium album (Fat-hen)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Annual fescue (Vulpia myuros)
B. Centaurea cyanus (Cornflower)
C. Matricaria inodora (Scentless Mayweed)
D. Poa annua (Annual Bluegrass)
E. Palmer amaranth (Amaranthus palmeri)

[Assistant] Centaurea cyanus (Cornflower)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Broadleaf plantain (Plantago major)
B. Field bindweed (Convolvulus arvensis)
C. Hybrid goosefoot (Chenopodium hybridum)
D. Urtica urens (Small Nettle)
E. Carpetweed (Mollugo verticillata)

[Assistant] Hybrid goosefoot (Chenopodium hybridum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Veronica arvensis (Corn Speedwell)
B. Thorn apple (Datura stramonium)
C. Plantago lanceolata (Narrowleaf Plantain)
D. Polygonum aviculare (Prostrate Knotweed)
E. Bromus sterilis (Barren Brome)

[Assistant] Bromus sterilis (Barren Brome)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Prickly lettuce (Lactuca serriola)
B. Common fumitory (Fumaria officinalis)
C. Field pennycress (Thlaspi arvense)
D. Euphorbia peplus (Stinging Milkweed)
E. Purple crabgrass (Digitaria sanguinalis)

[Assistant] Common fumitory (Fumaria officinalis)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Galium aparine (Cleavers)
B. White ball-mustard (Thlaspi arvense)
C. Wild carrot (Daucus carota)
D. Annual meadow grass (Poa annua)
E. Poa annua (Annual Bluegrass)

[Assistant] Wild carrot (Daucus carota)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Chenopodium album (Fat-hen)
B. Small geranium (Geranium pusillum)
C. Matricaria inodora (Scentless Mayweed)
D. Black nightshade (Solanum nigrum)
E. Cornflower (Centaurea cyanus)

[Assistant] Small geranium (Geranium pusillum)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Rumex crispus (Curly Dock)
B. Chenopodium album (Fat-hen)
C. Prickly lettuce (Lactuca serriola)
D. Ivy-leaved speedwell (Veronica hederifolia)
E. Chrysanthemum segetum (Corn Marigold)

[Assistant] Rumex crispus (Curly Dock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Hybrid goosefoot (Chenopodium hybridum)
B. Apera spica-venti (Loose Silky-bent)
C. White ball-mustard (Thlaspi arvense)
D. Field bindweed (Convolvulus arvensis)
E. Purple crabgrass (Digitaria sanguinalis)

[Assistant] Apera spica-venti (Loose Silky-bent)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Geraniums (Geranium spp.)
B. Common corn-cockle (Agrostemma githago)
C. Hedge mustard (Sisymbrium officinale)
D. Speedwell (Veronica spp.)
E. Hybrid goosefoot (Chenopodium hybridum)

[Assistant] Speedwell (Veronica spp.)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Peppermint (Mentha × piperita)
B. Ribwort plantain (Plantago lanceolata)
C. Viola arvensis (Field Pansy)
D. Cleavers (Galium aparine)
E. Sinapis arvensis (Charlock)

[Assistant] Cleavers (Galium aparine)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Yellow rocket (Barbarea vulgaris)
B. Black horehound (Ballota nigra)
C. Brassica napus (Rapeseed)
D. Euphorbia helioscopia (Umbrella Milkweed)
E. Poa annua (Annual Bluegrass)

[Assistant] Euphorbia helioscopia (Umbrella Milkweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Thlaspi arvense (Field Penny-cress)
B. Palmer amaranth (Amaranthus palmeri)
C. Stellaria media (Common Chickweed)
D. Common dandelion (Taraxacum officinale)
E. Wild pansy (Viola tricolor)

[Assistant] Wild pansy (Viola tricolor)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common dandelion (Taraxacum officinale)
B. Solanum nigrum (Black Nightshade)
C. Convolvulus arvensis (Field Bindweed)
D. Hybrid goosefoot (Chenopodium hybridum)
E. Brassica napus (Rapeseed)

[Assistant] Common dandelion (Taraxacum officinale)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sonchus oleraceus (Common Sowthistle)
B. Yellow rocket (Barbarea vulgaris)
C. Red-root amaranth (Amaranthus retroflexus)
D. Common wild oat (Avena fatua)
E. German chamomile (Matricaria chamomilla)

[Assistant] German chamomile (Matricaria chamomilla)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Black-bindweed (Fallopia convolvulus)
B. Purslane (Portulaca oleracea)
C. Common buckwheat (Fagopyrum esculentum)
D. Melandrium noctiflorum (Night-flowering Catchfly)
E. Galium aparine (Cleavers)

[Assistant] Melandrium noctiflorum (Night-flowering Catchfly)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cleavers (Galium aparine)
B. Geranium molle (Dove’s-foot Crane’s-bill)
C. Mercuries (Mercurialis annua)
D. White goosefoot (Chenopodium album)
E. Poa annua (Annual Bluegrass)

[Assistant] White goosefoot (Chenopodium album)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Redshank (Persicaria maculosa)
B. Cleavers (Galium aparine)
C. Viola arvensis (Field Pansy)
D. Rumex crispus (Curly Dock)
E. Centaurea cyanus (Cornflower)

[Assistant] Centaurea cyanus (Cornflower)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Polygonum convolvulus (Black Bindweed)
B. Sonchus oleraceus (Common Sowthistle)
C. Melandrium noctiflorum (Night-flowering Catchfly)
D. Prickly lettuce (Lactuca serriola)
E. Purple dead-nettle (Lamium purpureum)

[Assistant] Prickly lettuce (Lactuca serriola)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Lapsana communis (Nipplewort)
B. Mercuries (Mercurialis annua)
C. Red poppy (Papaver rhoeas)
D. Red-root amaranth (Amaranthus retroflexus)
E. Common fumitory (Fumaria officinalis)

[Assistant] Mercuries (Mercurialis annua)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Myosotis arvensis (Field Forget-me-not)
B. Purslane (Portulaca oleracea)
C. Peppermint (Mentha × piperita)
D. Avena fatua (Common Wild Oat)
E. Cornflower (Centaurea cyanus)

[Assistant] Cornflower (Centaurea cyanus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Lapsana communis (Nipplewort)
B. Annual fescue (Vulpia myuros)
C. Chenopodium album (Fat-hen)
D. Galium aparine (Cleavers)
E. Soybean (Glycine max)

[Assistant] Galium aparine (Cleavers)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cornflower (Centaurea cyanus)
B. Common chickweed (Stellaria media)
C. Sinapis arvensis (Charlock)
D. Black nightshade (Solanum nigrum)
E. Meadow-grass (Poa pratensis)

[Assistant] Common chickweed (Stellaria media)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Yellow rocket (Barbarea vulgaris)
B. Plantago lanceolata (Narrowleaf Plantain)
C. Wild pansy (Viola tricolor)
D. Mercuries (Mercurialis annua)
E. Small geranium (Geranium pusillum)

[Assistant] Plantago lanceolata (Narrowleaf Plantain)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Lolium multiflorum (Italian Ryegrass)
B. Alopecurus myosuroides (Blackgrass)
C. Galium aparine (Cleavers)
D. Common dandelion (Taraxacum officinale)
E. Plantago lanceolata (Narrowleaf Plantain)

[Assistant] Lolium multiflorum (Italian Ryegrass)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Cornflower (Centaurea cyanus)
B. Veronica persica (Common Field Speedwell)
C. Polygonum persicaria (Redshank)
D. Thorn apple (Datura stramonium)
E. Myosotis arvensis (Field Forget-me-not)

[Assistant] Thorn apple (Datura stramonium)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Centaurea cyanus (Cornflower)
B. Stellaria media (Common Chickweed)
C. Ribwort plantain (Plantago lanceolata)
D. Convolvulus arvensis (Field Bindweed)
E. Cirsium arvense (Creeping Thistle)

[Assistant] Convolvulus arvensis (Field Bindweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Ivy-leaved speedwell (Veronica hederifolia)
B. Erodium cicutarium (Common Stork’s-bill)
C. Artemisia vulgaris (Common Mugwort)
D. Vicia hirsuta (Common Hairy Tare)
E. Redshank (Persicaria maculosa)

[Assistant] Artemisia vulgaris (Common Mugwort)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Field mustard (Brassica rapa)
B. Field pennycress (Thlaspi arvense)
C. Hedge mustard (Sisymbrium officinale)
D. Euphorbia peplus (Stinging Milkweed)
E. Frosted orach (Atriplex rosea)

[Assistant] Field pennycress (Thlaspi arvense)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Centaurea cyanus (Cornflower)
B. Polygonum aviculare (Prostrate Knotweed)
C. Purslane (Portulaca oleracea)
D. Purple crabgrass (Digitaria sanguinalis)
E. Red poppy (Papaver rhoeas)

[Assistant] Red poppy (Papaver rhoeas)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Sinapis arvensis (Charlock)
B. Common wild oat (Avena fatua)
C. Chenopodium album (Fat-hen)
D. Purple crabgrass (Digitaria sanguinalis)
E. Wall barley (Hordeum murinum)

[Assistant] Common wild oat (Avena fatua)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Matricaria chamomilla (Scented Mayweed)
B. White goosefoot (Chenopodium album)
C. Soybean (Glycine max)
D. Stellaria media (Common Chickweed)
E. Mercuries (Mercurialis annua)

[Assistant] Mercuries (Mercurialis annua)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Solanum nigrum (Black Nightshade)
B. Polygonum persicaria (Redshank)
C. Common fumitory (Fumaria officinalis)
D. Urtica urens (Small Nettle)
E. Pineappleweed (Matricaria discoidea)

[Assistant] Polygonum persicaria (Redshank)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common chickweed (Stellaria media)
B. Papaver rhoeas (Common Poppy)
C. Field bindweed (Convolvulus arvensis)
D. Euphorbia peplus (Stinging Milkweed)
E. Wild pansy (Viola tricolor)

[Assistant] Euphorbia peplus (Stinging Milkweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. White goosefoot (Chenopodium album)
B. Chenopodium album (Fat-hen)
C. Veronica arvensis (Corn Speedwell)
D. Sinapis arvensis (Charlock)
E. Chrysanthemum segetum (Corn Marigold)

[Assistant] Sinapis arvensis (Charlock)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Hedge mustard (Sisymbrium officinale)
B. Redshank (Persicaria maculosa)
C. Speedwell (Veronica spp.)
D. Palmer amaranth (Amaranthus palmeri)
E. Vicia hirsuta (Common Hairy Tare)

[Assistant] Vicia hirsuta (Common Hairy Tare)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Common wild oat (Avena fatua)
B. Capsella bursa-pastoris (Shepherd’s Purse)
C. Sinapis arvensis (Charlock)
D. Hedge mustard (Sisymbrium officinale)
E. Chenopodium album (Fat-hen)

[Assistant] Common wild oat (Avena fatua)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Euphorbia helioscopia (Umbrella Milkweed)
B. Apera spica-venti (Loose Silky-bent)
C. Wall barley (Hordeum murinum)
D. Hedge mustard (Sisymbrium officinale)
E. Bromus sterilis (Barren Brome)

[Assistant] Euphorbia helioscopia (Umbrella Milkweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Geraniums (Geranium spp.)
B. Hedge mustard (Sisymbrium officinale)
C. Field mustard (Brassica rapa)
D. Shepherds purse (Capsella bursa-pastoris)
E. Melandrium noctiflorum (Night-flowering Catchfly)

[Assistant] Shepherds purse (Capsella bursa-pastoris)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Galium aparine (Cleavers)
B. Cleavers (Galium aparine)
C. Copse-bindweed (Fallopia dumetorum)
D. Common wild oat (Avena fatua)
E. Polygonum lapathifolium (Pale Smartweed)

[Assistant] Polygonum lapathifolium (Pale Smartweed)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Copse-bindweed (Fallopia dumetorum)
B. Palmer amaranth (Amaranthus palmeri)
C. Cornflower (Centaurea cyanus)
D. Lapsana communis (Nipplewort)
E. Capsella bursa-pastoris (Shepherd’s Purse)

[Assistant] Cornflower (Centaurea cyanus)


[User]
What species of weed does the highlighted bounding box represent in the image?
A. Morningglory (Ipomoea spp.)
B. Rumex crispus (Curly Dock)
C. Wild pansy (Viola tricolor)
D. Red poppy (Papaver rhoeas)
E. Shepherds purse (Capsella bursa-pastoris)

[Assistant] Shepherds purse (Capsella bursa-pastoris)