Helianthus annuus L.

RANCHO SANTA ANA BOTANIC GARDEN
Flora of Los Angeles County, California, USA
ASTERACEAE
Helianthus annuus L.
ssp. lenticularis (Douglas) Cockerell
Liebre Mountains region, Agua Dulce Canyon, just north of
Highway 14 and the confluence with Escondido Canyon, along
Agua Dulce Canyon Road. Near 34° 28’ 14.1”N 118° 19’
51.1”W. T5N R14W NE !/4 SW 1/4 SE 1/4 sec. 34. Elev. ca.
2200 ft.
Somewhat disturbed canyon bottom with gravelly benches and
down-cut channel. Surrounding slopes of steep, eroded cobbley
sedimentary deposits.
Riparian strip with Baccharis salicifolia, Salix lasiolepis, Salix
exigua, Ambrosia psilostachya, and Toxicodendron diversilobum.
Surrounding slopes with low, open scrub of Eriogonum
fasciculatum, Yucca whipplei, and Salvia apiana.
Coarse annual, flowers yellow. Occasional on disturbed benches
and along stream channel.
Steve Boyd 9048
Lauren Raz
14 Oct 1996
02883838