INDEX. 



517 



Pago. 



CEnothora oardiophylla, Torr 109 



chamociierioides, Gray 112 



elavaeformis, Torr 109 



contorta, Hook 112 



coronopifolia, T. & G 106 



doltoides, Torr 107 



densiflora, Lindl 109 



deutata, Cav Ill 



epilobioides, Nutt 112 



eximia, Gray 108 



glabella, Nutt 103 



heterantha, Nutt 110 



marginata, Nutt 108 



miorautha, Hornem Ill 



m.ontana,N\itb ....1 108 



Nuttallii, T. & G: 110 



parvula, 'Suit 112 



pterosperma, S. Watson. 112 



scapoidea, Niitt ~109 



strigulo8a,T. &Gi 112 



tanacetifoUa, T. & G 110 



triloba, Nutt 107 



viminea, Dougl 108 



OLEACEiE 283 



Onageacb-«] 103 



OnycMam densum, Brackr 396 



Oirautia, Tourn 118 



acantbocarpa, Eng. & Big 120 



arborescens, Eng 120 



basilaris, Eng. & Big 118 



crinacea, Eng. & Big 119 



fragilis, Nutt 119 



frutesoens, Eng 120 



hystricina, Eng. & Big 119 



Missouriensis, DC 118 



pulchella, Eng 119 



rutila,Nntt 119 



sphjerocarpa, Eng. & Big 118 



Oechidacejs 340 



Oreopldla myrtifoUa, Nutt 50 



OKOBANCHACEiB 215 



Orobanche multiflora, Nutt '. 215 



Orogenia, S. Watson 120 



linearifolia, S. Watson 120 



Orthooarpus,Jirutt 230,457 



attenuatus, Gray 458 



australis, Benth 459 



bracteoaus, Bentb 458 



oampestris, Benth 457 



castilleioides, Benth 459 



densiflorus, Benth 458 



erianthus, Benth 457 



faucibarbatus. Gray 457 



floribundus, Benth 457 



gracilis, Benth 457 



hispidus, Benth 230, 458 



imbricatus, Torr 458 



lacerus, Benth 457 



linearilobus, Benth 459 



lithospermoides, Benth 457 



Pago. 



Orthooarpus luteus, Nutt 231,458 



pallescens. Gray 459 



pilosus, S. Watson 231, 459 



purpurascens, Benth 458 



purpureo-albus. Gray 458 



pusillus, Benth 457 



tenuifolius, Benth 458 



Tolmiei, H. &A 230,458 



Orthotrichum anomalum, Hedw 402 



Jamesiauum, SuU 401 



Isevigatum, Zett 402 



Mocarpum, 402 



obtiisifolium, 401 



ocoidentale, James 402 



rupestre, Sohi 402 



strangulatum, 402 



striatum, L 402 



Sturmii, H. &H 4OI 



Texanum, Sull 401 



Watsoni, James 401 



Oryotes, S. Watson 274 



Nevadensis, S. Watson 274 



Osmorhiza brevistylis, DC 122 



nuda, Torr 122 



Ourisia Califomiea, Benth ' 281 



Oxybaphus, L'Her 474,475 



aggregatus, Vahl 475 



albidus. Sweet 475 



angustifolius, Sweet 284, 475 



cocoineus, Torr 475 



Frcebelii, Behr 475 



glabrifolius, Vahl 475 



hirsutus. Sweet 475 



nyctagineus, Sweet 475 



viscosus, L'Her 475 



Oxyria digyna, Campd 313 



Oxytheoa, Nutt 310,476 



dendroidea, Nutt 310 



foliosa, Nutt 311 



perfoliata, T. & G 311 



Watsoni, T. & 6 311 



Oxytropis, DC 446 



oampestris, L 77, 447 



deflexa,DC 447 



Lamberti, Pursh 447 



multiceps, Nutt 446 



nana, Nutt 447 



podocarpa. Gray 447 



splendens, Dougl 447 



Uralensis. L 447 



viscida, Nutt 77 



P.aeltypodium integrifolium, Nutt 25 



laciniaium, Nutt 25 



sagittatwn, Nutt 25 



Pachystima, Eaf. 50 



Myrsinites, Eaf. 50 



Palafoxia, Lag 424 



linearis, Lag 424 



Panicum capillare, L 394 



Crus-galU, L 394 



