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2. Rosa caLirornica Cham. & Sch. Linnaea 2: 35. 1827. 
Type locality: “San Francisco.” 
Distribution: In the Coast Ranges and the interior of central 
California, southward to San Diego and perhaps northern Lower 
California. In southern California it is the only rose in the valleys 
and lower foothills of the coastal slope. There is considerable 
variation in the shape of the leaves and in their serrations. In most 
of the material examined the hypanthium is globose and glabrous 
in the flowering stage. Specimens from Oakgrove Canyon, Liebre 
Mountains, however, have an obovate hypanthium, and others from 
Red Reef Canyon, Topatopa Mountains, are pubescent on the 
hypanthium and sepals. Upper Sonoran. 
Specimens examined: Santa Barbara, Elmer 4195; Fort Tejon, 
Abrams &§ McGregor 292; Red Reef Canyon, Topatopa Moun- 
tains, Abrams ( McGregor 135; between Oakgrove Canyon and 
Elizabeth Lake, Abrams &F McGregor 407; Santa Monica Canyon, 
Abrams 1451; Sepulveda Canyon, Santa Monica Mountains, 
Abrams 2539; San Gabriel, Bigelow, March, 1853; vicinity of 
San Bernardino, Parish 4191; Lakeside, Abrams 3763; near San 
Diego, Susan G. Stokes, June 15, 1895. 
3. Rosa cratissima Greene, Fl. Fran. 73. 1891. 
Type locality: “Borders of wet meadows, and about springy 
places in the mountains of Kern Co.” 
Distribution: The Tehachapi Mountains southward along the 
desert slopes to the San Bernardino Mountains. This species is 
chiefly confined to the desert slopes of the Transition Zone border- 
ing the pion belt. 
Specimens examined: Water Canyon, Tehachapi Mountains, 
Abrams (& McGregor 482; Mount Pinos, Elmer 3732; Rock Creek, 
desert slope of the San Gabriel Mountains, altitude 1800 meters, 
Abrams {8 McGregor 586; Swartout Canyon, San Gabriel Moun- 
tains, Abrams &9 McGregor 652; Bear Valley, San Bernardino 
Mountains, Abrams 2827. 
4. Rosa monavensis Parish, Bull. 8. Calif. Acad. 1: 87, al. 7. 
1902. 
Rosa californica glabrata Parish, Erythea 6: 88. 1808. 
Type locality: “On the desert side of the San Bernardino Moun- 
tains, near water, Cushenberry Springs, altitude 400 feet.” 
