252 



CALIFORNIA ACADEMY OF SCIENCES 



[Proc. 4th Ser. 



Rubia, 146. 



RuBiACEAE, 143, 199, 217, 235, 245- 



Ruellia, 142, 199. 



Ruppia, 29, 165, 218. 



RuTACEAE, 81, 182, 213, 244- 



Salicornia, 53, 173, 218. 



Salvia, 135, 196. 



Salvinia, 28, 164, 218. 



Salviniaceae, 27, 164, 243. 



Sapindaceae, 97, 187, 216, 244. 



Sapindus, 94, 98, 187, 216, 219. 



Scaevola, 147, 201, 218. 



Scalesia, 123, 156, 204, 207, 208, 209, 



217, 2i8, 219. 

 Schinus, 81. 

 Scirpus, 43, 44- 

 Scleria, 44, 170, 213. 

 Scleropus, 55. 

 Sclerothrix, 107, 190. 

 Scroparia, 141, 198. 

 Scrophulariaceae, 141, 198, 245. 

 Senebiera, 68. 

 Sesuvium, 64, 177, 214, 218. 

 Setaria, 38, 168. 

 Sicyos, 147, 201, 219. 

 Sida, 100, loi, 103, 188. 

 Simarubaceae, 82, 182, 215, 244. 

 Sinapis, 67. 



Solanaceae, 136, 196, 217, 235, 245. 

 Solanum, 140, 198, 219. 

 Sonchus, 159, 205. 

 Spermacoce, 14s, 146, 200. 

 Spilanthes, 159, 205. 

 Sporobolus, 39, 168, 213, 218. 

 Stachytarpheta, 134, 196. 

 Stenotaphrum, 40, 168. 

 Sterculiaceae, 104, 189, 244. 

 Stipa, 40, 168. 

 Stylosanthes, 78, 181. 

 Tagetes, 159, 205. 



Tardavel, 143. 



Tecoma, 142, 198. 



Telanthera, 56, 175, 207, 2o8, 214. 



Tephrosia, 78, 181. 



Tetramerium, 142, 199. 



Teucrium, 135, 196. 



Thinogeton, 137. 



TiLiACEAE, 99, 187, 244. 



Tillandsia, 45, 170, 208, 209, 213, 218. 



Tournefortia, 129, 195, 208, 209, 217. 



Trachypteris, 27, 164, 208, 209, Sti. 



Trianthema, 64, 177. 



Tribulus, 80, 182, 219. 



Trichomanes, 21, 27, 164. 



Tripsacum, 29. 



Triumfetta, 99, 187. 



Turnera, 105, 189. 



Turneraceae, 105, 189, 244. 



Umbelliferae, 120, 192, 244. 



Urera, 51, 173, 209, 214. 



Urtica, 5/. 



Urticaceae, so, 172, 213, 214, 243. 



Usnea, 84, 



Valantia, 146. 



Vallesia, 121, 192. 



Verbena, 134, 196. 



Verbenaceae, 131, 19s, 217, 235, 243. 



Verbesina, 149. 



Vigna, 79, 181. 



Vilfa, 39. 



Vincetoxicum, 122. 



Viscum, 52. 



ViTACEAE, 99, 187, 244. 



Vitis, 99, 187. 



Vittaria, 27, 164. 



Waltheria, 104, 189, 207, 208. 



Zanthoxylum, 23, 29, 52, 80, 182, 208, 



209, 215, 219. 

 Zornia, 79, 181. 

 Zygophyllaceae, 80, 182, 244. 



New Species, Forms, and Varieties Described 



Amaranthus sclerantoides joryna, abingdonensis, 54. 



Amaranthus sclerantoides forma albemarlensis, 55. 



Brachistus pubescens, 137. 



Cissampelos galapagensis, 66. 



Croton Scouleri var. glabriusculus, 89. 



Erigeron lancifolius 'oar. glabriusculus, 151. 



Erigeron tenuifolius var. tomentosus, 152. 



Euphorbia articulata var. bindloensis, 91. 



Euphorbia equisetiformis, 91. 



Euphorbia Stevensii, 92. 



Opuntia insularis, 113. 



Peperomia obtusilimba C. DC, 49. 



Peperomia Stewartii C. DC, 49. 



Scalesia cordata, 156. 



Scalesia villosa, 158. 



Scalesia villosa var. championensis, 159. 



Telanthera galapagensis, 57. 



