Weed Profiles
Guide to Toxic Weeds in Ohio
Guide to Toxic Weeds in Ohio (large file, no preview available, requires download)
Plant Profiles of Common Weeds
Autumn and Russian Olive (Elaeagnus umbellata, E. angustifolia)
Broadleaf Plantain (Plantago major)
Canada Thistle (Cirsium arvense L.)
Chickweed (Stellaria media)
Common Groundsel (Senecio vulgaris)
Crownvetch (Securigera varia)
Dandelion (Taraxacum officinale)
Field Bindweed (Convolvulus arvensis L.)
Garlic Mustard (Alliaria petiolata)
Giant Hogweed (Heracleum mantegazzianum)
Ground Ivy (Glechoma hederacea L.)
Japanese Honeysuckle (Lonicera japonica)
Japanese Knotweed (Reynoutria japonica)
Loosestrife (Lythrum salicaria L.)
Multiflora Rose (Rosa multiflora)
Nutsedge, yellow (Cyperus esculentus L.)
Oriental Bittersweet (Celastrus orbiculatus)
Oxalis, Wood Sorrel (Oxalis stricta L.)
Poison Ivy (Toxicodendron radicans)
Pokeweed (Phytolacca americana)
Prostrate Spurge (Euphorbia humistrata)
Purslane (Portulaca oleracea)
Speedwell (Veronica persica Poir)
Spotted Spurge (Euphorbia macalata L.)
White Clover (Trifolium repens L.)
Wild Garlic (Allium vineale L.)
Wild Onion (Allium canadense L.)
Wild Violet (Viola pratincole)