898 



INDEX. 



Page. 



Sidaloea Candida, Gray 74 



malvffiflora, Cray 74,350 



ilem acaulis, L 70 



Galliea, L 350 



Greggii, Gray 70 



laciuiata, Cav 350 



M. q :iesii, Hook 70 



Scouleri, Hook 70 



Sivih«jiu>u,Ii)Ktea longiilora, Gray 219 



Sisymbrium cauescens, Nutt 04,355 



iin isum, Engelm 64,356 



virgatum, Nutt 04 



Sisyrinchium Arizonicum, Eothr. (PI. XXVI) 22,206 



beJluni, Watson 200 



Bennttdiana, L 200 



nmcronatum, Michx 2GG 



Sium anguslifolhim, L 133 



cicutaefolium, Gmelin 133 



Smelowskia calycina, Meyer G4 



Smilacina stollata, Dcsf 270 



SOLANACEiE 207,370 



Sulanum Dillenii, Dunal 207 



Douglasti, I Umal 207 



eteagnifolium, Cav 207 



Jamesii, Torr 207 



nigrum, L. , var. Dillenii, Gray 207 



nigrum, L., var. Douglasii, Gray 207,370 



nodijtorum, Jacq 207 



rostratum, Dunal 207 



triflorum, Nutt 207 



Xauti, Gray 370 



Solidago Califormca, Nntt 145, 364 



CaHfomica, Nutt., var. Nevadensis, Gray .. 364 



Canadensis, L 147 



elongata, Nutt 304 



Guiradonis, Gray 145,364 



incana, T. & G 146 



Marshall], Eothr 140 



Missouriensis, Nutt 147 



mollis, Bartl 146 



nemoralis, Ait 146 



occidontaliB, Nutt 364 



pumila, T. & G 146 



sparsillora, Gray 146 



Virga-aurea, L 8 



Virga-aurea, L., var. humilis, Gray 145 



Solorina bispora 351 



saccata, (L.) Ach., var. spongiosa, Nyl 351 



Sonchus asper, Vill 182 



Suphora 85 



sericea, Nutt 88 



speciosa, Eenth 43 



Sorghum nutans, Gray 296 



Sparganium enrycarpum, Engelm 269 



simplex, Huds 209 



Spartina gracilis, Trin 280 



Specularia perfoliata, A. DC 183 



Upenjxilaria media, Presl 356 



Spur, i, calycina, Eenth 372 



Bplueialcea acerifolia, Nutt 75 



angustifolia, Spach 76 



Emoryi, Torr 74,76 



Fendleri, Gray 7G 



Sphagnum acutiiolium, Ehrh 341 



cuspidatum, var. recurvattrm, Beauv 341 



Spircea aria-folia, Smith, var. discolor, T. & G Ill 



Page. 



Spirrea oasspitosa, Nutt ill 



discolor, Pursh, var. dunrosa, Watson Ill 



millefolium, Torr 110 



opulifolia y. paucijlora, T. & G 110 



Spiranthes deeipiens, Hook 265 



Romanzoviana, Cham 17, 265 



Spirostachys occidcntalis, AVatson 238 



Sporobolus nodosus, Nutt 377 



Stachys ajugoides, Eenth 372 



albens, Gray 224,372 



bullata, Ecuth 372 



coccinea, Jacq. 223 



palustris, L 224 



Kothrockii, Gray 224 



Steironema ciliatum, Gray 185 



lanceolatum, Gray 185 



Stellaria crassi folia, Ehi hart 71 



Jamesii, Torr 71 



longipes, Goldie 71, 356 



Stephanomeria exigua, Nutt 367 



minor, Nutt 182,367 



STERCULIACEiE 77,357 



Stereodon complexus, Mitten 349 



plicatilis, Mitten 349 



Stevia canescens, Eenth 138 



serrata, Cav 139 



Stipa avenacea, L 285 



coiuata, Trin 285 



Mongolica, Turcz 286 



occidcntalis, Thurh 280 



pennata, L 286 



spartea, Trin 285 



viridula, Trin 285 



Storeptanthus inicranthus, Gray 65 



Strohi (Pinus) 258 



Strombocarpus pubcsccns, Gray 107 



Suseda 26 



dopressa, Watson 236 



diffusa, Watson 235 



maritbma, Watson 235 



Swertia, L 191 



perennis, L 197 



rotata.L 196 



Symphoricarpus oreophilus, Gray 136 



rotundifolius, Gray 136 



Synthyris alpina, Gray 214 



plantaginea, Eenth 214 



Tagetes micrantha, Cav 170 



Talinum aurantiacum, Engelm 72 



aurantiacum, Engelm., var. angustissimum, 



Gray 73 



patens, Willd. ? 73 



pygincEum, Gray. 73 



TAMARISCINEiE 74 



Tanacetum canum, D. C. Eaton 300 



Taylor ia splachnoides, Hook 344 



Tellima tenella, Walp. Hep 117 



Teloxys cornuta, Torr 236 



Tephrosia 85 



leiocarpa, Gray 92 



leucantha, H.B.K 92 



onohrychoides, Nutt *.. 92 



tenella, Gray 93 



Tepopoto 50 



Tessaria horealis, T. & G 25,157,305 



Tetraclea Coulteri, G ray 225 



