SUNFLOWER FAMILY 439 
Ae: iia astéphanus Greene. San Luis Obispo Butterweed. Fig. 5756. 
Greene, Pittonia 1: 174. 1888. 
Seeecks ditcetaiains Pe ted Erythea 2: 85. 1894. 
apparently a ae ned perennial about 6 dm. tall ag probably often taller, con- 
ather thinly tomentulose nearly throughout. Leaves sha rply dentate, the lower- 
(including the artis “ge a nd 7 cm. wide; ee and upper 
ed, becoming sessile, numerous ; hea veral in an 
fee large for the gta “tiseoid, yellow ; sek glabrous. 
: San Luis Obispo County to San pesuerdien County, California; in- 
Luis Obispo County. May-Fen 
Coarse, 
piped a 
os he largest, up to m. long 
oe duc 
ery compact inflorescence, rat 
sigh mountains, Upper Sonoran Zon 
shreds known. Ty pe locality: cane of San 
5755. Senecio hydrophilus 
5756. Senecio astephanus 
5753. S i icoi 
5754. Senecio foetidus 
