1054 



INDEX 



Page 



Lythraceae — — -__ 618 (50,54)) 



Lythrum. ___________ _______________ 619 (618) 



Ma_dot-0<__.s_______________.________--__ 985 



M«_A__fra«.ft_ra__________________-__------ 921 (922) 



Maejo-_-eria__--_-,_____--_-_-------- 761 (741) 



Macmumi -------- ___________ 906 



.MacrorhynihUS— -.-----, __ 10.0 (1031) 



Macrosiphonia. _____________ 684 



Mddronella----- ________ _ 784 



Mabonia_____ _______ 332 



MaIacothrix________________----__- 1024 (871,1019) 



Malaxis , 212 (208) 



Rlalcolm.ia- _ 370 (340) 



Malpighiaceae.---------- 518 (53) 



Malva ______ 572(561,562,570,575) 



Malvaceae 661 (53,56) 



Malvastrum ------ §73 (562,568,571) 



Mammillaria 603 (594) 



aggregata 605 (603) 



alversonii 605 



arizonica 605 (603, 1031) 



barbata 603 



chlorantba 605 (603) 



deserti __________________ 605 



engelmannii______ =«=.»«■:= 604 (603) 



____G_ott--t-_.-__--________--___-__ _______ 606 (604) 



__«_ydtfi______________ ______ __________ 606 (603) 



macddUgalii_____ 606 (603) 



mainae ___,___.__._ 605 (604) 



mieroeafpa_. ______________ ________ 606 (14,604) 



oliviae 606 (604) 



papyracanthd- 603 



recurvata_- __-_----_ 604 (603) 



robl_stispina___________ 604 (603) 



tet_ancistra__ 605 (604) 



wilcoxii 606 (604) 



Manihot 533 (524) 



Marah 864 (861) 



Margaranthus 789 (786) 



Marilaunidium^- '_ 739 



Marrubium______ 772 (768) 



MatsUea____ 42 



Marsileaceae 42 (24) 



Martynia 835 



Martyniaceae 835 (56) 



Maruta 997 



Matricaria 998(870, 873, 874, 878) 



Maurandya 804 (800) 



Medicago 440 (430) 



Megapterium 625 



Meaastachya 133 



Meibomia 495 (496, 497) 



Melampodium _- 941 (879) 



Mdanobatus 396 



Melica 97 (83) 



Melilotus 441 (430) 



Melinia 695 



Mellichampia 696 (688) 



Melosmon 770 



Menispermaceae 233 (53) 



Menodora 673 (670) 



Mentha 785 (769) 



Mentzelia 590 (589) 



Meriolix 632 



Mertensia 747 (740) 



Metastelma 695 (688) 



Micranthes 379 



Microseris 1020 (871) 



Microsisymbrium 350 (339) 



Microsteris . 720 



Microstylis 213 



Militzia 737 



Milium 121 



Milla 193 (187) 



Mimetanthe 822 (801) 



Mimosa 417 (9,413.416,419,420) 



Mimosoideae 412 (48,53,54,56) 



Mimosopsis 418 



Mimulus 818 (801) 



bigelovii 820 (818) 



cardinalis 819 (818) 



cordatus 820 



dentilobus 820 (818) 



eastwoodiae 819 (818) 



floribundus 821 (819) 



geyeri 820 



glabratus 820 (818) 



guttatus 820 (819) 



maguirei 821 



Mimulus— Continued. Page 



nasutus.. 821 (819) 



parryi 820 (818) 



parvutus, 820 



pitosus _ _ 822 



pfiffitiloide!. ___________________ 821 (819) 



prionophyttuS ______________________ 820 



puberUius. ___________ __________________ 820 



rUbeilU_ 821 (819) 



.Uksdoffli 821 (819) 



uniinacuiatus.— ________________________ 820 



verbenaceUs __ 819 



MirabiliS __________________ __________ 286 (285) 



Miscanthus ____=_____.___________ 78 



Mitracarpus 848 (846) 



Mohavea___-__-_-___._______ 802 (800) 



Moldavica______-___________________ 774 (768) 



Mollugo 296 



Moluccella 775 (768) 



Monarda 780 (21,767) 



Monardella 784 (769) 



Moneses 662 (23,660) 



Moninna 523 (519) 



Monocotyledoneae. ______ 45 



MonolSpI8___ 267 (262) 



MonoBtil01___________-_________ 914 (877,882) 



M_i.e_fcr(2__=__,_____________ 972 (973) 



Moi_otfopa-____-__________-_______ 660 (659) 



Montia 301 (297) 



Moraceae________ 228 (47) 



Mortonia 551 (550) 



Morus 229 



Mozinna __ 532 



Muhlenbergia _ 113 (17,81) 



andina 117 (114) 



appressa 1034 



arenacea 116 (114) 



arenicola 120 (115) 



arizonica 119 (114) 



asperifolia 116 (114) 



brevis 1034 



ciliata 115 (114) 



comata 117 



curtifolia 117 (114) 



depauperata 116 (113) 



dubioides 118 (115) 



dumosa 116 (114) 



emersleyi 120 (115) 



filiformis 116 (113) 



foliosa 118 (114) 



glauca 117 (114) 



gracilis 119 



gracillima 119 



huachucana 117 



lemmoni 117 



longiligula 118 (115) 



microsperma 115 (114) 



montana 118 (18,21,113,115) 



monticola 119 (115) 



pauciflora 119 (113, 115) 



polycaulis 119 (115) 



porteri 119 (113,114) 



pungens 116 (113, 114) 



racemosa 118 (114) 



repens 117 (113,114) 



richardsonis 117 (18,21,114) 



rigens 118 (21,115) 



rigida 120 (115) 



schaffneri 116 



squarrosa 117 



sylvatica 118 (114) 



texana 116 (113) 



thurberi 117 (114) 



torreyi 119 (18, 113, 115) 



utilis 117 (113,114) 



vaseyana . 120 



virescens 119 (21, 115) 



wrightii 118 (21, 113. 115) 



xerophila 120 (115) 



Munroa 139 (80) 



Mil scaria 379 



Myosotis 740(746,755,756,758) 



Myosurus 325 (316) 



Myriophvllum 638 (637) 



Myriopteris 36 (37) 



Naiadaceae 73 (45) 



Naias 75 (73) 



Nama 738 (728) 



Nasturtium 350 (355,356) 



Navarettia 717 (720,721) 



