NO. 2 GENTRY : LAND PLANTS 135 



Phaseolus filiformis Benth., Bot. V"oy. Sulph. 13. 1844. 



Punta Frailes, February 16, Dawson 1145. San Jose del Cabo, Feb- 

 ruar>^ 17, Dazi'son 1213. Puerto Escondido, February 10, Dawson 1085, 

 March 13, Rempd 156. Tortuga Island, IMarch 17, Rempd 223. 



A common small vine throughout Baja California below the chapar- 

 ral and on adjacent islands; type from Magdalena Bay, Baja California. 

 The leaves are dimorphic; flowers pink. 



Stylosanthes viscosa Sw., Prod. Veg. Ind. Occ. 108. 1788 vel aflF. 



San Jose del Cabo, February 17, Dawson 1154. 



Swartz' species is widely distributed through tropical America. The 

 genus is in need of revision and Dawson's collection is tentatively as- 

 signed. 



Tephrosia hamata (Rydb.) Gentry new comb. 



Tephrosia Pahneri Brge., Proc. Calif. Acad. Sci. II, 3:126. 1891. 



Not T. Pahneri W^ts. 1889. 



Cracca hamata Rydb., N. Am. Fl. 24:177. 1923. 



Tephrosia hamata Brge. ex. Rydb., N. Am. Fl. 24:177. 1924, a MS 

 name in synonomy only. 



San Jose del Cabo, February 17, Dawson 1153. 



Endemic to the postinsular Cape District; type from San Jose del 

 Cabo. It is a low silvery sericeus perennial with sagging stems. 



Tephrosia tenella Gray, PI. Wright. 2:36. 1853. 



Near Guaymas, Sonora, February 9, Dawson 1076. Punta Frailes, 

 February 16, Dawson 1144. Tortuga Island, March 17, Rempel 206, 

 in wash. 



Coarse arid soils from Texas to Baja California and Sinaloa; type 

 from San Pedro, Sonora. A low bushy perennial herb with slender 

 branches from near the base, and purple flowers. Apparently long flower- 

 ing following favorable rains, from October to March. The Cape Dis- 

 trict specimen has longer stipules, larger and more pubescent flowers. 



Zygophyllaceae 



Fagonia californica Barclayana Benth., Bot. Voy. Sulph. 10. 

 1844. 



San Juanico Bay, Baja California, March 2, Rempel 42, wash. 



West side of the peninsula from San Juanico Bay south to the Cape 

 District; type from Magdalena Bay. 



Fagonla. californica glandulosa Vail, Bull. Torr. Bot. Club 

 22:229. 1895. 



