514 
INDEX. 
Pago. 
Labiate 234 
Lagopliylla, Nutt 178 
ramosissima, Nutt 178 
Lapliamia, Gray 164 
Stansljurii, Gray 164 
Larrea, Car 417 
Mexicana, Moric 417 
Lastarriiea, Eemy 477 
Chilensis, Remy 477 
Lathyrus ornatus, Niitt 79 
palustris, L 78,419 
polypliyllus, Nutt 78 
Layia, H. «fc A 176 
glandiilosa, H. & A 176, 422 
licterotriclia, H. «fe A 177 
Lecanora cerv ina, Nyl 413 
cLlorophana, Ach 413 
cinerea, (L.) 413 
muralis, Schter 412 
rubina, Schajr 412 
subfusca, Ach 412 
xantliophana, Nyl 413 
Lecidea vesicularis, Ach 413 
Ledum glandulosum, Nutt 211 
Legumixos^ 53 
Lemanea catenata, Kiitz 415 
Lemua minor, L 336 
polyrrhiza, L 336 
Torreyi, Aust 336 
trisulca, L 336 
Valdiviana, Philippi 336 
Lkmn a( F.i: 336 
Lentihulace^e 214 
Leuzites striata, Sw 414 
Li'pidium alyssoides, Gray 29 
dictyotum. Gray 30 
tlavum,Torr. 30 
Fremontii, S. Watson 30 
intermedium, Gray 29 
montanum, Nutt 29 
nanum, S. Watson 30 
ruderale, L 29 
? 29 
Lr-ptohryum pj-riforme, Dill 404 
J.I ptotii Ilia miiltififla, Nutt 127 
Lcucocoryne, Liudl 489 
Leucocrinxim, Nutt 349 
montaniini, Nntt 349 
Lewisia, Pursh 44 
brachycalyx, Etig 45 
rediviva, Tursli 44 
Libocedrus, Endl 335 
decnrrens, Torr 335 
LicnENES 412 
Ligusticum apiifolium,Benth. & Hook 125 
LiLIACE.E 343 
Lilium Canadonso, L 346 
parvum, Kell 346 
Limuobium palnstre, L 410 
? 410 
Page. 
Limosella aquatica, L 227 
LiXACE^ 49 
Linnaia borealis, Gronov 132 
Liuosyris, Lobel 156 
graveolens, T. & G 156 
Howardii, Parry 158 
viscidiflora, T. & G 157, 158 
Linum Kingii, S. Watson 49 
perenne, L 49 
Listera convallarioides. Hook 341 
Lithophragma, Nutt 449 
affinis, Gray 449 
Bolanderi, Gray 449 
Cymbalaria, T. & G 449 
glabra, Nutt 449 
heterophylla, Gray 449 
parviflora, Nutt 94, 449 
tenella, Nutt 95,449 
Lithospermum circumscissum, H. »fc A 240 
decumbens, Torr 238 
hirtum, Lehm 238 
incisum, Torr 238 
longiflorum, Spreng 238 
mtdtiflorum, Torr 238 
ruderale, Dougl 238 
Torreyi, Nutt 238 
Lloydia, Salisb 348 
serotina, Reich 348 
LOASACE^ 113 
LOBEEIACEvE 208 
Lonicera conj ngialis, Kell 133 
involucrata, Banks, 133 
IJtahensis, S. Watson 133 
Lophanthus anisatus, Benth 236 
urtictefolius, Benth 236 
Lupinus Andersoni, S. Watson 58 
argenteus, Pursh 55 
aridus, Dougl 57 
brevicaulis, S. Watson 53 
Breweri, Gray 58 
caispitosus, Nutt 57 
calcaratus, Kell 56 
decumbens, Torr 56 
flexuosus, Lindl 55 
laxifloms, Dougl 55 
leucopbyllus, Lindl 57 
leucopsis, Ag 56 
meionanthus, Gray , 56 
minimus, Dougl 58 
parvitlorus, Nutt 54 
2)lnmosus, Dougl 57 
polyphyllus, Lindl 55 
pusillus, Pursh 53 
sericeus, Pursh 57 
sulphureus, Dougl 57 
Torreyi, Gray 58 
uncialis, S.Watson 54 
? 58 
Luzula campestris, DC 355 
comosa E. Mey 356 
