UMass Extension Weed Herbarium

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Common Name Scientific Name Family Name
wallflower, worm-seed see - mustard, wallflower
water hemlock, spotted Cicuta maculata Apiaceae (Umbelliferae) - Carrot Family
water-horehound see - bugleweed, american
water-horehound, cut-leaves see - bugleweed, american
watergrass see - barnyard grass
waygrass see - knotweed, prostrate
wheatgrass see - quackgrass
whiteman's footprint see - plantain, broadleaf
whitlow grass, spring Draba verna Brassicaceae (Cruciferae) - Mustard Family
whitlowwort see - whitlow grass, spring
wild rye, Canadian Elymus canadensis Poaceae (Graminae) - Grass Family
willowherb, American Epilobium ciliatum Onagraceae - Evening Primrose Family
willowherb, glanular see - willowherb, American
willowherb, great see - fireweed
wineberry, wine raspberry Rubus phoenicolasius Rosaceae - Rose Family
wingstem Verbesina alternifolia Asteraceae (Compositae) - Aster or Sunflower Family
wintergrass see - bluegrass, annual
wiregrass see - goosegrass
witchgrass Panicum capillare Poaceae (Graminae) - Grass Family
woodbine see - Virginia creeper
woodgrass see - Indiangrass, yellow
woodsorrel, creeping Oxalis corniculata Oxalidaceae - Woodsorrel Family
woodsorrel, yellow Oxalis stricta Oxalidaceae - Woodsorrel Family
wormseed see - Mexicantea, wormseed