PLANTS OF IOWA 



257 



Cross-leaved 187 



Whorled 188 



Loose-spiked 188 



Pink 188 



Field 188 



Nuttall's 188 



Milkweed 203 



Purple 204 



Swamp 204 



Sullivant's 204 



Blunt-leaved 204 



Mead's 204 



Tall 204 



Four-leaved 204 



Common 204 



Showy 204 



Oval-leaved 204 



Whorled 204 



Green 204 



Flordia 204 



Wooly 204 



Moth Mullen 213 



Moneywort 201 



Mouse Ear Cress 173 



Mouse-tail 168 



Monkey-flower 214 



Mocker-nut 156 



Morning-glory 204 



Moschatel 220 



Mosses 113 



Motherwort 210 



Moss Pink 206 



Moonseed 169 



Moodseed 169 



Moosewort 121 



Muskroot 220 



Mulberry 158 



Mustard 170 



Mustard 171 



White 171 



Black 171 



Mustard 173 



Tansy 173 



Western Tansy 173 



Worm-seed 173 



Tower 173 



Muhlenbergia 132 



Eock 132 



Meadow 132 



Marsh 132 



Wood 132 



Slender 132 



Mugwort 234 



Saw-leaf 234 



Long-leaf 234 



Prairie 234 



Narrow-leaved Houstonia .... 218 



Narraw Melic-grass 136 



Narrow-leayed Puccoon 207 



New Jersey Tea 191 



Nettle 158 



Slender 158 



Stinging 158 



Wood 158 



False 159 



Nimble Will 132 



Nightshade 212 



Black 212 



Cut-leaved 212 



Torrey 's 212 



Melon-leaved 212 



Northern Blue Eyed Grass . . . 152 



Nodding Pogonia 153 



Nodding Ladies' Tresses 153 



Nodding Wild Onion 149 



Nyctelea 206 



Oak 156 



Eed 156 



Pin 157 



Scheck's 157 



Scarlet 157 



Hill's 157 



Yellow 157 



Water 157 



Shingle 157 



White 157 



Post 157 



Bur 157 



Swamp White 157 



Chestnut 157 



Scrub Chestnut 157 



Oat grass 134 



Oleaster 195 



Olive 202 



One-seeded Bur "Cumumber . . . 220 



One-sided Wintergreen 201 



Opelousus Pehsicaria 161 



Orchis 152 



Showy 152 



Long Bracted 153 



Small Green Wood 153 



Tal Leafy Green 153 



Fen 154 



Hooker's 153 



Prairie White Fringed 153 



Orange Eoot; Golden Seal 166 



Orchard Grass 136 



Orange-grass 193 



Orpine 174 



Orpine 174 



Orchid 152 



Osage Orange 158 



Ox-eye Daisy 234 



Oyster-plant 221 



Pale Touch-me-not 191 



Pale Wild Bergamot 210 



Panicum 129 



Piffuse .^... ,..,......,.., 129 



