PLANTS OP IOWA 



259 



Prairie-clover 183 



White 183 



Tooth-leaved 197 



Purple 183 



Silky 183 



Leafy 183 



Prairie Bird's-foot Trefoil 182 



Prairie False Boneset 224 



Prairie Cat 's-f oot 229 



Prairie Dock 230 



Prairie Turnip 182 



Prairie Nine Bark 176 



Puff-balls 75 



Punctate Wolffia 147 



Purslane 163 



Purslane 164 



Purple Virgin >s Bower 168 



Purple Eocket 171 



Purple Thorn-apple 213 



Purple Bugle-weed 211 



Purple Lion's Heart 209 



Putty Boot 154 



Quack Grass 139 



Quamasia 150 



Queen-of-the-Prairie 178 



Quercus 156 



Bacemed Bouteloua 134 



Eagweed 223 



Great 223 



Entire-leaved 223 



Eagweed 223 



Western 223 



Easpberry 176 



Dwarf 176 



Wild Eed 176 



Black 176 



Sand 176 



Millspaugh's 176 



Eattle-box 181 



Eattlesnake-root 223 



Eed Baneberry 166 



Eed-berried Elder 218 



Eed Bud 181 



Eed Cedar 125 



Eed Mulberry 158 



Eed-seeded Dandelion 222 



Eed-top 133 



Eed Turtle-head 213 



Eeed 135 



Eeed Canary Grass 131 



Eeed-grass 133 



Wood 133 



Maeoun 's 133 



Long-leaved 133 



Bog 133 



Eeed Meadow-grass 137 



Eib-grass 217 



Eice Cut-grass 217 



Eichweed . .158 



Eobin's Plantain 229 



Eock-cress 173 



Lyre-leaved 173 



Toothed 173 



Hairy 173 



Smooth 173 



Purple 173 



Rock-rose 194 



Eock Sandwort 165 



Eose Mildew 28 



Rose 176 



Eose 178 



Climbing 178 



Smooth Wild 178 



Prickly 179 



Wood's 179 



Pasture 179 



Arkansas 179 



Eotala 195 



Eot and Blight of Plum and 



Peach 49 



Eough Hair-grass 133 



Eough-leaved Cornel 200 



Eoughish Meadow-grass 136 



Eough Hedge Nettle 210 



Eough Ox-eye 230 



Eough Pennyroyal 211 



Eound-leaf Squaw-weed 235 



Rush 148 



Common 148 



, Baltic 148 



Slender 148 



Vasey's 148 



Grass Leaved 148 



Knotted 148 



Torrey's . ... 148 



Carolina 148 



Canada 148 



Sharp Fruited 148 



Hairy Wood 149 



Common Wood 149 



Eushes 124 



Great Scouring 124 



Scouring 124 



Prairie Scouring 124 



Eush-like Lygodesmia 222 



Eush-grass 132 



Eough 132 



Long-leaved 132 



Sheathed 133 



Small 133 



Prairie 133 



Rusts 55 



Eussian Thistle 162 



Rue 187 



Eue-anemone 167 



Eunning Pine 124 



Eye-grass 138 



Saltwort .162 



