514 



INDEX. 



Page. 



LabiaTjE ^. 234 



Lagopliylla, Nutt 178 



ramosissima, Nutt 178 



Laphamia, Gray 164 



Stanslburii, Gray 164 



Larrea, Cav 417 



Mexioana, Moric 417 



Lastarriiea, Eemy 477 



Chilensia, Eemy 477 



Lathyrus ornatus, Nutt 79 



palustris, L 78,419 



polyphyllus, Nutt 78 



Layia, H. & A 176 



glandulosa, H. & A 176,422 



heterotricha, H. & A 177 



Lecanora cervina, Nyl 413 



cWorophana, Ach 413 



cinerea, (L.) 413 



muralis, Sclaser 412 



ruMna, Schser 412 



sulbfusca, Ach 412 



xaDthophana, Nyl 413 



Lecidea vesioularis, Ach 413 



Ledum glandulosum, Nutt 211 



LBGUMmosiE 53 



Lemanea catenata, ICiitz 415 



Lemnammor,L 336 



polyrrlaiza, L 336 



Torreni, A-ast 336 



trisuloa, L 336 



Valdiviana, Philippi 336 



Lemnacbje 336 



LuNTIBULACBiE 214 



Lenzites striata, Sw 414 



Lepidium alyssoides, Gray 29 



dictyotum, Gray 30 



flavum, Torr 30 



rremontii, S. Watson 30 



intermedium, Gray 29 



montanum, Nutt 29 



nanum,'S. Watson 30 



ruderale, L 29 



? 29 



Loptobryum pyriforme, Dill 404 



Leptotwnia miiUifida, Nutt 127 



Loucocoryne, Lindl 489 



Leucocrinum, Nutt 349 



montanum, Nutt 349 



Lewisia, Pursh 44 



liracliycalyx, Eng 45 



rediviva, Pursh 44 



LibocedruB, Endl 335 



decurrens,. Torr 335 



LlCIIBNES 4X2 



Lignstioum apiifolium, Benth. & Hook 125 



LiLIACB JS 343 



Lilium Canadeuse, L 346 



parvum,Kell 340 



Limnobium palustre, L 410 



— ? !!!!."!!!!! 4io 



Page. 



Limosella aquatica, L - 227 



LtNACB.*! 49 



Linnsea borealis, Grouov 132 



Linosyria, Lobel 156 



graveolens, T. & G 156 



Howardii, Parry 158 



visoidiflora, T. & G 157, 158 



Linum Kingii, S. Watson 49 



perenne, L 49 



Listera convallarioides. Hook 341 



Lithopbragma, Nutt. 449 



afiBnis, Gray 449 



Bolanderi, Gray 449 



Cymbalaria, T. & G 449 



glabra,Nutt 449 



beteropbylla, Gray 449 



parviflora, Nutt 94, 449 



tenella, Nutt ^95,449 



Lithospermum circumBoissum, H. & A 240 



decumbens, Torr 238 



hirtum, Lehm 238 



inoisum, Torr. . .'. 238 



longiflorum, Spreng 238 



miiltiflorum, Torr 238 



ruderale, Dougl 238 



Torreyi, Nutt 238 



Lloydia, Salisb 348 



serotina, Reich 348 



LOASACB^ 113 



LOBEHACE.*! 208 



Lonicera conjugialis, Kell 133 



involucrata, Banks 133 



Utahensis, S. Watson 133 



Lophanthus anisatus, Benth 236 



urticaefolius, Benth 236 



Lupiiius Andersoni, S. Watson 58 



argenteus, Pursh 55 



aridus, Dougl 57 



brevicaulis, S. Watson 53 



Breweri, Gray 58 



csespitosus, Nutt 57 



calcaratus, Kell 56 



decumbens, Torr 56 



flexuosus, Lindl 55 



laxiflorus, Doug] 55 



leucophyllus, Lindl 57 



leucopsiSjAg 55 



meiouanthus, Gray , 56 



minimus, Dougl 53 



parviflorus, Nutt 54 



plumosus, Dougl 57 



polyphyllus, Lindl 55 



pusillus, Pursh 53 



sericena, Pursh 57 



sulphnreua, Dougl 57 



Torreyi, Gray 53 



uncialis, S.Watson 54 



^ , ' 58 



Luzula campeatris, DC 355 



comosa E. Mey 35(3 



