Astragalus didymocarpus Hook. & Arn. var. didymocarpus

  • Filed As

    Fabaceae
    Astragalus didymocarpus Hook. & Arn. var. didymocarpus

  • Collector(s)

    S. D. Boyd 9443 with L. Raz, 31 Mar 1997

  • Location

    United States of America. California. Los Angeles Co. 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.

  • Habitat

    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. Grassy valley at south end of ridge west of ranch compound. 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.

  • Description

    Annual, stems ascending, banner reddish violet at tip, white below, wings white at tip, keel deep reddish violet. Locally common. Phenology of specimen: Flower.

  • Identifiers

    NY Barcode: 01248469

    Occurrence ID: 89ee7151-ed15-45c9-bd42-6168791ce131

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  • 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

    T7N, R 17 W, Sec. 22, NE¼

  • 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
Astragalus didymocarpus Hooker & Arnott
var. didymocarpus
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, stems ascending, banner reddish violet at tip, white below,
wings white at tip, keel deep reddish violet. Locally common,
grassy valley at south end of ridge west of ranch compound.
Steve Boyd 9443
Lauren Raz
31 Mar 1997
01248469