University of Arizona Herbarium
Catalog #: 344952
Occurrence ID (GUID): urn:uuid:86817c2d-858d-466f-b5cb-3077568b902d
Taxon: Achnatherum coronatum Thurb.
Family: Poaceae
Determiner: ARIZ (September 2014)
ID References: Nomenclatural Adjustment Fide: Tropicos
Show Determination History
Collector: Steve Boyd; Lauren Raz   9398   
Date: 1997-03-31
Verbatim Date: 31 March 1997
Locality: United States, California, Los Angeles, Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain
34.687167  -118.662278
Verbatim Coordinates: 34° 41' 13.8" N 118° 39' 44.2" W; TRS: T7N R17W sec 22 NE 1/4
Elevation: 914-1158 meters
Verbatim Elevation: 3000 - 3800 ft.
Habitat: Valley bottom with scrub; xeric slopes with scrub; mesic slopes with more open scrub; on rocky, xeric exposures; 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
Associated Species: Eriogonum fasciculatum var. foliolosum, Chrysothamnus nauseosus, Ericameria linearifolia, Senecio flaccidus var. douglasii; Adenostoma fasciculatum, Eriogonum fasciculatum, Ceanothus cuneatus; Cercocarpus betuloides, Ericameria linearifolia, Quercus cf. john-tuckeri, Prunus ilicifolia, Rhamnus ilicifolia, Poa secunda
Notes: Locally common; Coarse, tufted perennial grass
Specimen Images
Link to Source: ARIZ #344952
Record Id: f47ceff9-df50-49e0-9910-e004b267bf36
For additional information on this specimen, please contact: ARIZ Herbarium (
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