398 INDEX. 
Page. Page. 
Sidalcea candida, G: 72) Spires Cmpitoaa, NUGG > in neescccnecs case sdtesbeuds 111 
malvzeflora, cy ae 74, 356 discolor, Pursh, var. dumosa, Watson ....... 111 
Silene acaulis, L ..--.- millefo iow, Torr 110 
Gallica, L 356 ee y: —*. i AS RA ene 110 
Greggii, Gray 70 | Spi ipiens, 265 
SBME ORY. wcccke cod ud covds cereale’ 356 Romanzoviana, gems Cpe era sse ee p. 17, 265 
omnes OO cen ewes soe eGe ce tases 70 Spirostachys ocel ental, Watson 238 
ileri, Hook 7 : 377 
yhoo cig —" 219 | Stachys ajugoides, Benth 372 
64, 855 albens, 224, 372 
sum, Tn SUSE 61 Setar ae ee 856 bullata, Benth 872 
Pepe REE is caked Sownken'ssawees 64 occinea, Jacq 223 
Sisyrinchium ee Toth LRA Ey ole. 22, 266 palustris, L 224 
266 Rothrockii, = 224 
= soc “L. owkee kadews Wesbe dudes 266 | Steironema ciliatum, Gra‘ 185 
mueronatum, MCE Soo es conn eae es 266 lan ceolatum, ‘Gray 185 
@:. 9 tif 73. 4 133 en) , 71 
cicutefolinm, Gmelin . 183 Jam 71 
lowskia calycina, Meyer 64 Sigines, ae Saemetanenatsinaneneeseve css 71, 356 
tellata, Desf s ia exigua, Nutt 367 
SOLANACEZ 207, 370 minor, Nutt -...- 182, 367 
um Dillenii, Dunal 207 | STERCULIACEZ 77, 857 
me Tinh ee ee 207.1 St 1 pl , Mitten 349 
clzngnifolinm, yet 207 plicatilis, Mitten 349 
Jamesii, T 207 | Stevi ; th 138 
L., Var: Dillenii, Gray 222. 22.0. 207 serrata, Cay 139 
nigrum, L., var. Douglasii, Gray .-........ 207,370 | Stipa avenacea, L 285 
nodiftorum, Jacq 207 comata, Tri 285 
LE se 8 Bark, Seg | fer areeneeer eee 207 Mongolica, Turez 286 
triforam, Nats oc. occ Sees eas 207 entali 286 
Xanti, G ta, 286 
Solidago Calif 145, 364 spa a Trin 285 
sebaiste, Nut, var. Nevadensis, Gray -. 364 dula, Trin 285 
147 Strptantis mieranthus, G jray 65 
rani sen 3 s) 258 
uiradonis, Gray 145, 364 pea ocarpus pubescens, Gray 107 
incana, 'T. & 14615 “96 
f OU aren cearen = htce tert eet 146 depressa, Watson 236 
psa ig rege Nutt.....:... Sep pe ee 147 , Watso 285 
mollis, ke 146 sieetiieda: Wickes 235 
e nemoralis, Ait 146 | Swertia, 191 
enue Wait 3 perennis, L 197 
pumi &G& 1 rotata, L 196 
ora, Gray 146 Symphoricarpus —— Gra; 136 
Virga-ai | eee 8 tundifolius, ue et Bee ie reer 136 
Virga-aurea, L., var. humilis, Gray ........ 145 | Synthyris sein @ Gray 214 
Solori 351 plantagines, Beth |... cs. /secceeecciwcs 214 
saceata, (L.) Ach., var. spongiosa, Nyl...... 351 | Tagetes micrantha, Cav 170 
Sone ‘ 182 | Tali mngelm UP 
rT 85 ——— Engeln., var. angustissimum, 
Bericea Mulch io ne 88 73 
mpeciosa, Benth <2... cee ccc clk cess : 43 Hest PE Be oo ee ess 73 
Sorghum nutans, Gray 296 pygmeum, Gra: 73 
gani L gelm 269 | TAMARISCINE 74 
lex, Huds 269 a ti D. C. Eaton 366 
Spartina gracilis, Trin 286 | Tayl plachnoid ook 844 
Speculari A 183 ellima tenella, Walp. Rep 117 
Spergulari lia, Pre: 356 | Teloxys cornuta, Torr 236 
Sphacele calycina, Benth 372 | Tephrosia 85 
Sph folia, Nutt : 75 lei Gray 92 
angustifolia, Spach.........- pe wocdetowoe 76 leucantha, H. B.K 92 
Emoryi, Torr 74, 76 onobrychoides, Nutt.............-2..e000e 92 
Fendleri, Gray 76 tenella, Gray 93 
Sphag , Ebr: 341 | Tepopote 
cuspidatum, var. recurva’ tum, Beauv .... 341 | Tessaria borealis, T. & G 25, 157, 365. 
Spies ariefolia, Smith, var. discolor, T. & G....... 111 | Tetraclea Coulteri, Gray ee 
