Index 



17:: 



Solanum villosum, 351 



Wallacei, 351 



Xiinti. 851 

 glabrescens, 351 

 intermedium, 351 

 Solidago. 306 



Californica, 396 



coDtinis. 397 

 Sonchus. 449 



asper, 450 



oleraceus, 449 

 Sophia, 177 



incisa, 177 



pinnata, 178 

 Sorghum. 21 



Halepense, 21 

 Sorghum Tribe, 20 

 Sow-thistle, 449 

 Spanish Bayonet, 91 

 Sparganium, 9 



eurycarpum, 9 

 Spartina, 42 



foliosa, 42 



glabra, 42 

 Specularia, 386 



Jnfiora, 386 

 Speedwell, 367 

 Spergula, 148 



arvensis, 148 

 Sperffularia, 148 

 Spike-rush, 70 

 Spiranthe8, 95 



Romanzoffia 

 Spirodela, 77 



polyrhiza, 77 

 Sphacele, 345 



calycina Wallacei, 346 

 Sphaerostigma, 269 



alyssoides. 272 



bistorta, 270 



campestre, 271 

 Parishii, 272 



contortum, 271 

 Greenei, 271 



hirtellum, 271 



micranthum, 271 



spirale, 270 



Veitchianum. 870 



viridescens. 270 

 Sphenosciadium, 288 



capitellatum, 288 



Sporobolus, 34 

 alroldes, 34 



asperifolius, 34 

 Spruce, 6 



Big-cone, 6 



False, 5 

 Spurge Family, 231 

 Stanley a, 165 



pinnata, 165 

 Star-thistle, 442 

 Stellaria rru '/in, 145 



nitens, 145 

 Stercula Family, 250 

 Stekculiaceae, 250 

 Stillingia, 234 



linearifolia. 234 

 Stipa, 29 



coronata, 30 



eminens, 30 

 Andersonii, 30 



Hassei. 29 



Parishii, 30 



setigera, 31 



speciosa, 31 



viridula, 31 

 Stone-crop Family, 183 

 Stramonium, 353 

 Streptanthus, 166 



heterophyllus, 167 

 Stylochine, 408 



gnaphalioides, 408 

 Stylophyllum, 185 



densiflorum, 186 



Hasst-i, 185 



insulare, 185 

 Snai/a, 131 



Californica, 131 



guffrutescens, 131 



Torreyana, 131 

 Sumac Family, 238 

 Sunflower, 414 

 Sunflower Family, 389 

 Sunflower Tribe, 414 

 Sweet Alyssum, 180 

 Sweet Clover. 211 

 Sycamore, 195 

 Syntherisma, 23 



sanguinalis, 23 



Tarweed, 419 

 Tarweed Tribe, 418 



Teasel Family, 383 

 Tetradymia, 438 

 comosa. 138 



Thalesia. 371 



faseloulata, 371 



Thalictrum, 156 



polycarpum, 156 

 Thelypodium, 165 



lasiophyllum, 166 



inalienum, (66 

 Therofon, 189 



elatum, 189 



rotundifolium, 189 

 Thistle, 440 

 Thistle-sage. 343 

 Thistle Tribe, 440 

 Thorn-apple, 353 

 Thysanocarpus, 176 



curvipes, 177 



laciniatus, 177 

 Tillaea, 188 



minima, 188 

 Timothy, 33 

 Tissa, 149 



gracilis, 149 



macrotheca, 149 



marina, 148 



tenuis, 1 V.i 

 Tobacco, 353 

 Tornilla, 206 

 Tragopogon, 1 17 



porrifolius, 448 

 Trichostema, 339 



lanatum, 340 

 lanceolatum, 3;© 

 Trifolium, 221 



albopurpureum, 213 



bifidum, 212 



ciliatum, 212 



ciliolatum, 212 



depauperatum, 215 



furcatum, 214 



gracilentum, 212 



involucratum, 213 



Macraei, 313 

 albopurpureum, 213 



microcephalum, 211 



obtusiflorum, '.'14 



pratense, 213 



repens. 212 



roeeidum, 214 



