Index to Genera and Orders, 



323 



Spiesia (166) 



Spirlfer 17-19, 47-8, 51. pi. 4 



Spiriferina 19 



Spirogyra 123-4 



Spirophyton 10, 46, 51. pi. 6 



Sporobolus 30 



Sterculia 102, 124, 262-3. pi. 31 , 



35 

 Sterculiaccae 101, 119, 124 

 Straparollus 43, 61. pi, 5. 

 Strophostyles 96, 112, 194,220,261, 



21Z.pl. 21 

 Strychnos 121 

 StylosaDthes 94, 175, 177, 179, 219, 



26l,272.i)Z. 22 

 Swartzia 128 

 Symphytum 120, 123-4 

 Syringothyris 20, 47-9, 51. pi. 4 



Tamaricaceae 131 



Tamarindus 120-122, 124, 128-9, 



212, 221,263, 268. pZ. 33 

 Taraxacum 3-5, 8 

 Tephrosia 158, 218, 259, 262, 266, 



210. pi. 12, 19, 29 

 Tetragonolobus 123, 141, 144, 151 

 Theaceae 132 

 Theobromaceae 124 

 Thermopsis 135-6, 217, 258. pi. 7 

 Thujopsis 298 



Tilia 100, 101, 123, 262-3. yZ. 52, 35 

 Tiliaceae 101, 124 

 Tremandraceae 131 

 Triboloceras 45, 47-9, 51, pi. 5 



Trifolium 92, 94, 97, 111, 118-9, 128- 

 5,128, 131, 144, 151,217, 223,258. 

 pL9 



Trigonella 92-4, 118, 144 



Trillium 125 



Tropaeolum 121-2, 124, 263. pi. 34 



Tropidiscus (39) 



Tropidocyclus (39) 



Tropidodiscus 39, 47-9, 51. pi. 5 



Troximon 3, 4, 8 



Urtica 121 



Usnea 121 



Taccininm 87 



Vaucheria 300 



Vernonia 3-5 



Vicia 91-3, 97-8, 111, 114, 117-8, 

 127, 129, 131, 180, 219, 223, 259, 

 261,264, 266, 272. pZ.i^, 25 



Vigna 195, 220, 260, 263-4, 273. pi. 

 20, 33-5 



Violaceae, 92, 131 



Viscum 123, 127 



Welwitschia 94 



Wistaria 97, 113, 163, 218, 269. J9i. 24 

 Woodsia 286, 288 



Xanthinm 1, 7 



Zamia 291 



Zaphrentis 11 

 Zea, 119, 127 

 Zlzyphus, 106, 262. pi. 31 

 Zornial77, 179,219. 



Issued January 24, 1900. 



