162 University of California Publications in Botany. [VOL. 3 



60. VENEGASIA DC. 



Perennial herb with tall leafy stems. Leaves petioled, ovate, 

 cordate or truncate at base, acuminate, crenate-dentate to sub- 

 entire. Heads large, few, in the upper axils and terminal, short- 

 pedunculate, heterogamous. Involucre of 2 or 3 series of broadly 

 oval mostly membranaceous erect bracts, the innermost and the 

 herbaceous outermost narrower than the intermediate ones. Re- 

 ceptacle flat. Corolla-tube densely glandular-bearded at base. 

 Rays numerous, showy, yellow. Achenes many-nerved. Pappus 

 none. A single species restricted in distribution to the Coastal 

 Subarea of Southern California. 



1. V. carpesioides DC., Prodr. vi. 43 (1837). 



Erect, sparingly branched, commonly 1 to 2.5 m. high: her- 

 bage glabrous, or minutely pubescent above : leaves thin, 5 to 15 

 cm. long, 3 to 12 cm. broad at base ; petioles 2 to 5 cm. long : rays 

 13 to 20, about 2.5 cm. long, normally entire and acute, often 

 toothed or irregularly lacerate at tip : achenes about 12-nerved. 

 papillose-roughened. 



In moist or shaded places of the Coastal Subarea, especially 

 in ravines of the hill district, from Santa Barbara south nearly 

 to San Diego Co. : common along the southern foothills of the 

 Santa Inez Mts., Santa Barbara Co. ; also plentiful in the shade 

 of Live Oaks at 600 to 1000 m. alt. in the west fork of Matilija 

 Canon, Ventura Co. ; Casitas Pass, Ventura Co. ; Santa Rosa 

 Island, ace. to Brandegee 42 ; Santa Cruz Isl. ; Santa Monica and 

 Laurel canons, near Los Angeles ; Sherman and Santa Ana Mts.. 

 ace. to Abrams ; Temecula, Riverside Co. ; and to be expected 

 further southward. General aspect of Helianthus, for which it 

 is sometimes mistaken. 



61. PSILOSTROPHE DC. 



Xerophytic herbs or low shrubs with narrow alternate leaves. 

 Heads rather small to medium-sized, solitary or cymose. Ray- 

 flowers 3 to 8, pistillate, the yellow ligule persistent and becoming 

 papery. Disk-flowers 5 to 12, perfect and fertile; the corollas 



42proc. Calif. Acad. ser. 2, i. 213 (1888). 



