Wall-cress
(Arabidopsis thaliana)
Wallpepper
(Sedum acre)
Black Walnut
(Juglans nigra)
Black Walnut
(Juglans nigra)
Yellow Water-crowfoot
(Ranunculus flabellaris)
Spotted Water-hemlock
(Cicuta maculata)
Hemlock Water-parsnip
(Sium suave)
Broadleaf Water-plantain
(Alisma subcordatum)
Large Water-starwort
(Callitriche heterophylla)
Watercress
(Nasturtium officinale)
Eastern Waterleaf
(Hydrophyllum virginianum)
Waterlily
(Nymphaea odorata subsp. odorata)
Wax-myrtle
(Morella cerifera)
Whitlow Grass
(Draba verna)
Canada Wild-ginger
(Asarum canadense var. canadense)
Black Willow
(Salix nigra)
Goat Willow
(Salix caprea)
Weeping Willow
(Salix babylonica)
Purple-leaf Willowherb
(Epilobium coloratum)
Purple-leaf Willowherb
(Epilobium coloratum)
Wineberry
(Rubus phoenicolasius)
Wingstem
(Verbesina alternifolia)
Spotted Wintergreen
(Chimaphila maculata)
Chinese Wisteria
(Wisteria sinensis)
American Witch-hazel
(Hamamelis virginiana var. virginiana)
Canada Wood-nettle
(Laportea canadensis)
Canada Wood-nettle
(Laportea canadensis)
Creeping Woodsorrel
(Oxalis corniculata)
Southern Yellow Woodsorrel
(Oxalis dillenii)
Upright Yellow Woodsorrel
(Oxalis stricta)
Violet Woodsorrel
(Oxalis violacea)
Annual Wormwood
(Artemisia annua)
Sagebrush Wormwood
(Artemisia ludoviciana)
Vulgar Wormwood
(Artemisia vulgaris)