PLANTS OF IOWA 



Virginia Mountain 211 



Virginia Three-seeded Mercury 188 



Viper 's Bugoss 207 



Wahoo 190 



Walnut 155 



Black 155 



Wake-Robin 151 



Sessile-flowered 151 



Prairie 151 



Early 151 



Large Flowered 151 



Scented 151 



Nodding 151 



Water-leaf 206 



Virginia 206 



Appendaged 206 



Large-leaved 206 



Water Hemlock 199 



Water Lily 165 



Water-milfoil 197 



Spiked 107 



Whorled 197 



Various-leaved 197 



Pinnate 197 



Water Moulds 23 



Water-plantain 127 



Water Puslane 195 



Water Shield 165 



Water Smart Weed 161 



Water Star Grass 148 



Water-starwort 189 



Western Water Hoarhound 211 



Western Prickly Pear 195 



Western Stipa 132 



Western Water Hemp 163 



Wheat-grass 138 



Richardson 's 138 



Awned 138 



Slender 139 



Western 139 



White Balsam 229 



White Baneberry 167 



White Hoarhound 209 



White Grass 131 



White Morning Glory 205 



White Pine 125 



White Poplar 154 



White Sanicle 224 



Whorled Rosin Weed 230 



Wild Balsam Apple 220 



Wild Bergamot 210 



Wild Carrot 200 



Wild Columbine 167 



Wild Ginger 159 



Long-tipped 159 



Short-lobed 159 



Wild Hyacinth 150 



Wild Leek 149 



Wild Liquorice 184 



Wild Lupine 181 



Wild Madder 218 



Wild Oat 134 



Wild Parsnip 200 



Wild Potato Vine 205 



Wild Radish 171 



Wild Rice 130 



Wild Rye 139 



Slender 139 



Virginia 139 



Strict ' 139 



Nodding 139 



Arkansas 139 



Stout 139 



Macoun 's 139 



Bottle-brush 139 



Wild Sarsaparilla 198 



Wild Senna 181 



Wild Spikenard 150 



Willow 154 



Black 154 



Peach Leaved 154 



Shining 154 



Brittle 154 



White 154 



Heart Leaved 155 



Missouri 155 



Bog 155 



Sandbar 155 



Slender 155 



Glaucous 155 



Bebb 's 155 



Prairie 155 



Dwarf Gray 155 



Hoary 155 



Silky 155 



Willow-herb 196 



Great , 196 



Linear-leaved 196 



Purple-leaved 196 



Northern 196 



Wing-angled Loosestrife 196 



Wintergreen 200 



Wire-grass 137 



Witch Hazel 176 



Witches Brooms 27 



Wolfberry 219 



Wood's False Hellebore 149 



Wood Meadow-grass 136 



Wood Sage 208 



Woodsia .-. . . 123 



Rusty 123 



Blunt-lobed 123 



Wood-sorrel 186 



Violet 186 



Yellow Procumbent 187 



Upright Yellow 187 



Tall Yellow 187 



Wooly Sweet Cicely J98 



