Lupinus concinnus var. optatus C.P.Sm.

• Region

  North America

• Country

  United States of America

• State/Province

  California

• County/Municipio

  Los Angeles Co.

• Locality

  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.

• Township, Range, Section

  7N, 17W, 22 NE1/4

• Elevation

  Alt. 914 - 1158 m. (2999 - 3799 ft.)

• Coordinates

  34.6872, -118.662

• Distribution

  Map all specimens of this taxon

RANCHO SANTA ANA BOTANIC GARDEN
Flora of Los Angeles County, California, USA
FABACEAE
Lupinus concinnus Agardh
ssp. optatus (C. P. Smith) D. Dunn
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.
Annual, banner petal cream-white, keel and wing petals rose-violet.
Locally common on open, gravelly west-facing slopes.
Steve Boyd 9420
Lauren Raz
31 Mar 1997
02588902