Lupinus excubitus var. austromontanus (A.Heller) C.P.Sm.

RANCHO SANTA ANA BOTANIC GARDEN
Flora of Los Angeles County, California, USA
FABACEAE
Lupinus excubitus M. E. Jones
var. austromontanus (A. A. Heller) C. P. Smith
LIEBRE MOUNTAINS REGION: Knapp Ranch area at upper end of
Castaic Creek drainage in broad alluvial valley at head of Cienaga
Canyon, south of Liebre Mountain. Near 34° 41’ 13.8”N 118° 39’
44.2”W. T7N R17W NE 1/4 sec. 22. Elev. 3000 - 3800 Feet
Broad, gently sloping valley floor of deep alluvium, mostly of
decomposed granite, steep slopes to east and west of old ranch
compound mostly reddish metamorphics.
Valley bottom with scrub of Eriogonum fasciculatum var.
foliolosum, Chrysothamnus nauseosus, Ericameria linearifolia, and
Senecio flaccidus var. douglasii; xeric slopes with scrub of
Adenostoma fasciculatum, Eriogonum fasciculatum, and Ceanothus
cuneatus, mesic slopes with more open scrub of Cercocarpus
betuloides, Ericameria linearifolia, Quercus cf. john-tuckeri, Prunus
ilicifolia, Rhamnus ilicifolia, Poa secunda.
Low, rounded shrubs, petals light to dark purple. Local, foot of
west-facing scree slope.
Steve Boyd 9424
Lauren Raz
31 Mar 1997
02586512