Plagiobothrys arizonicus (A.Gray) Greene ex A.Gray

RANCHO SANTA ANA BOTANIC GARDEN
Flora of Los Angeles County, California, U.S.A.
Boraginaceae
Plagiobothrys arizonicus (A.Giay) A.Gray
MOJAVE DESERT: Black Butte Basin Road at its
intersection with Avenue TJ\ NW comer; 0.85 mile and
ca 152° SW of Three Sisters [buttes]. El Mirage USGS
7.5' Quadrangle; T5N R8W, SE/4 SE/4 SW/4 section 9.
Elevation ca 3145-3150 feet.
Open desert flat (apparently cleared at some time in
the past) with Atriplex canescens and mostly herbaceous
associates; surrounding area dominated by Larrea
tridentata with scattered Yucca brevifolia.
Locally abundant annual; corolla ± 2 mm broad;
calyx circumsdssile; nutlets up to 3 per calyx.
Timothy S. Ross 4681
27 April 1991
03247835