28 ALLAN' HAXCOCK PACIFIC EXPEDITIONS VOL. 13 



Santa Cruz, Prisoners Harbor Canyon, September 1-r, Elmore 269. 

 Santa Rosa Island, Becher Bay, August 2, Elmore 210. 



Widely distributed in the Upper Sonoran Zone of California; type 

 from ^lonterey, California. Known also from the islands San ^Miguel, 

 Santa Catalina, San Nicolas, and San Clemente. Elmore 269 from Santa 

 Cruz Island has small, subentire, proximate leaves on short diffuse twigs 

 making a compact crown of foliage indicative of an arid situation. 



Photixia arbutifolia macrocarpa IMunz, Bull. So. Calif. Acad. 

 Sci. 31:64. 1932. 



San Clemente Island, Februan,- 18, 19, Elmore 421. 

 Known previously only from Santa Catalina Island. 



Pruxus Lyoxi (Eastw.) Sarg., PL Wilson. 74. 1911. 



Santa Cruz Island, Prisoners Harbor Canyon, September 14, Elmore 

 27 L rocky hillside. 



Endemic to the islands, Santa Cruz. Santa Rosa, Santa Catalina, and 

 San Clemente; the type from Santa Catalina. 



Rosa gr-ATISSIMA Greene, Fl. Fran. 73. 1891. 



Santa Cruz Island, hill west of Prisoners Harbor, April 17, Elmore 

 447. 



Central Sierra Nevada to southern California; type from the moun- 

 tains of Kern County. Not previously credited to the Channel Islands, 

 but the few weak straight spines, the spatulate-tipped sepals, and the 

 nature of the stipules appear to relate the above-cited collection with the 

 R. gratiss'nna complex rather than with R. calif ornica. 



Legumixosae 



AsTR-AGALUS leucopsis Torr. & Gray, N. Am. Fl. 1 :344. 1838. 



Middle island of Anacapa group, August 1, Elmore 252, steep rocky 

 slopes. San ^liguel Island, Tyler Bight, August 3, Elmore 319. 



Upper and Lower Sonoran Life Zones from Santa Barbara County 

 south into northern Baja California; type from Santa Barbara, Cali- 

 fornia. Also reported from Santa Barbara and Santa Catalina Islands. 



AsTR.\GALUs Nevixii Wats., Proc. Am. Acad. Sci. 21:412. 1886. 

 San Clemente Island, February- 18, 19, Elmore 395. 

 Known only from the Channel Islands of Santa Catalina, Santa 

 Barbara, Anacapa, and the t}-pe localit}', San Clemente. 



Lotus DENDROIDEUS (Greene) Greene, PIttonIa 2 :148. 1890. 

 Santa Rosa Island, August 2, Elmore 196, dry canyon wall. 

 Endemic to the Channel Islands of Santa Catalina, Santa Cruz, Santa 

 Rosa, and Anacapa; t}'pe from Santa Cruz. 



