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Specimen number RSA603826
Determination Ambrosia acanthicarpa
More information: Jepson Online Interchange
Collector, number, date Steve Boyd, 10040, 1997-9-17
Verbatim date 1997-09-17
County Los Angeles
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.
Elevation 915m
HabitatGently sloping valley floor of deep alluvium, mostly decomposed granite & steep cliff-like slope to west of old ranch compound, mostly reddish metamorphics. Valley bottom with scrub vegetation of Eriogonum fasciculatum, var. foliolosum, Chrysothamnus nauseosus, Ericameria linearifolia & Senecio flaccidus var. douglasii; slopes with open scrub of Cercocarpus betuloides, Ericameria linearifolia, Quercus john-tuckeri, Prunus ilicifolia, Rhamnus ilicifolius, & Poa secunda.
Coordinates 34.68341 -118.66522 BerkeleyMapper [or without layers, here]
Township/Range/Section07N17W22
Datumnot recorded
Coordinate sourceNot recorded
Voucher information
phenologyflowers
other label numbers57af7707-cfa8-46ca-8dfe-5906dc6bb3a4
verbatim elevation3000-3200
Notes<coords cont.: E/2 W/2 NE/4>; Annual, infrequent on sandy flats, mostly along old road grade, west side of valley.;
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