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    Plant(s) (163)
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    Leslie J. Mehrhoff (172)
    Ohio State Weed Lab Archive (101)
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    Barbara Tokarska-Guzik (45)

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Natural Resources: Weeds

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664 Images of 28 Subjects View Subject List View Image Details View Thumbnails

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Subject Scientific Name Images
broadleaf dock Rumex obtusifolius 32
cluster dock Rumex conglomeratus 3
cultivated knotweed Persicaria wallichii 3
curly dock Rumex crispus 52
dock Rumex spp. 1
dotted smartweed Persicaria punctata 1
fiddleleaf dock Rumex pulcher 2
hedge smartweed Polygonum scandens 1
Japanese knotweed Fallopia japonica 263
Kerner's dock Rumex kerneri 5
knotweed Polygonum spp. 11
ladysthumb Persicaria maculosa 20
longroot smartweed Polygonum amphibium var. emersum 1
marshpepper smartweed Polygonum hydropiper 3
Oriental lady's thumb Persicaria longiseta 6
oval-leaf knotweed Polygonum arenastrum 2
pale smartweed Persicaria lapathifolia 2
Pennsylvania smartweed Polygonum pensylvanicum 17
prostrate knotweed Polygonum aviculare 12
red sorrel Rumex acetosella 121
Sakhalin knotweed Fallopia sachalinensis 38
silversheath knotweed Polygonum argyrocoleon 3
spiny emex Emex spinosa 1
swamp smartweed Persicaria hydropiperoides 3
three-cornered jack Emex australis 1
toothed dock Rumex dentatus 3
water knotweed Polygonum amphibium 35
wild buckwheat Fallopia convolvulus 22

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