(136 



INDEX 



Malvastrum 317 



coccineum 317 



Cockerellii 318 



dissect uiu 318 



datum 317 



leptophylliun 318 



Munroanum 318 



Mamill^ria 326 



missouriensis 327 



neo-mexicana 327 



similis 327 



vivipara 327 



Manna Grass 73 



lifaple 313 



Family 313 



Mountain 314 



Mare's-tail 345 



Marigold 190, 550 



Bur 550 



Marsh 190 



Marilaunidium 410 



angtistifoHum 410 



Mariposa Lily 116 



Marsh Grass 63 



Marsh Marigold 190 



Marsilea 23 



oligospora 23 



vestita 23 



Marsileaceak 23 



Martynia 464 



Family 464 



louisiana 464 



Martyniaceab 464 



Matricaria 564 



discoidea 564 



matricarioides 564 



MajTveed 564 



Meadow Grass 69 



Fowl 70 



Meadow Rue 203 



Meadowsweet 248 



Medic 277 



Medicago 277 



sativa 277 



Melampodium 539 



cinereum 539 



leucanihuTn 539 



Melanthaceae 117 



Melica 67 



bulbosa 68 



parviflora 68 



P&rteri 68 



Smithii 68 



spectabilis 68 



Melilotus 277 



alba 277 



officinalis 277 



Mentha 427 



canadensis 428 



spicata 428 



Mentzelia 324 



albicaulis 324 



chrysantha 325 



compacta 325 



ctenophora 325 



decapetala 325 



densa 326 



dispersa 325 



gracilis 325 



laciniata 325 



laevicaulia 326 



latifolia 324 



multiflora 325 



Nelsonii 324 



nuda 325 



oligosperma 324 



omata 325 



pumila 326 



Rusbyi 325 



ainitata 326 



speciosa 326 



stricta 325 



tenerrima 325 



Tweedyi 325 

 Men yanth ACEAE 



384 



Menjranthes 384 



trifoliata 384 



Menziesia 370 



ferruginea 370 



glabella 370 



urceolaria 370 



Meriolix 342 



serrulata 342 



Mertensia 420 



alba 422 



alpina 420 



amoena 422 



Bakeri 422 



brachyloba 422 



brevistyla 421 



canescens 423 



ciliata 421 



congesta 421 



coriacea 420 



coronata 422 

 cynoglossoides 421 



foliosa 420 



fusiformis 421 



lanceolata 422 



lateriflora 423 



lineariloba 421 



mwricvlata 421 



obtusiloba 421 



ovata 421 



papillosa 421 



Parryi 421 



perplexa 420 



jricta 421 



polyphylla 421 



pratensis 422 



punctata 421 



sibirica 421 



Tweedyi 422 



viridis 422 



Micrampelis 472 



Micranthes 241 



amoglosaa 241 



Microseris 589 



nutans 590 



Microateris 399 



micrantha 399 



Milfoil 564 



Milkweed 337 



Family sgg 



Green 386 



