University of Arizona Herbarium
Catalog #: 368764
Occurrence ID (GUID): urn:uuid:268a179d-94f4-4ab0-8255-e7626268f670
Taxon: Achnatherum diegoense (Swallen) Barkworth
Family: Poaceae
Determiner: ARIZ (September 2014)
ID References: Nomenclatural Adjustment Fide: Tropicos
Show Determination History
Collector: Fred M. Roberts   5472   
Date: 2001-05-22
Verbatim Date: 22 May 2001
Locality: United States, California, San Diego, San Ysidro Mtns: NW foothills just E of Otay Lake, 0.5km E Savage Dam. (Otay Mesa)
32.610278  -116.586111
Verbatim Coordinates: 32° 36' 37" N 116° 35' 10" W
Elevation: 215 meters Verbatim Elevation: 705 ft.
Habitat: In open, grassy coastal sage scrub; On flat ridge on rocky clay-loam soil with scattered boulders and rock outcrops
Associated Species: Artemisia californica, Malosma laurina, Solanum parishii, Dichondra occidentalis, Galium angustifolium, Bromus madritensis, Avena fatua, Lepidium virginicum, Lotus scoparius, Deinandra fasciculata
Notes: Occasional; Perennial from clump, culms to 1.2m
Specimen Images
http: 326429
Record ID: 9cf0a459-428f-4ba0-aece-b6b595912d7a
For additional information on this specimen, please contact: ARIZ Herbarium (
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Current Record
University of Arizona Herbarium (ARIZ)
Fred M. Roberts 54722001-05-22
Catalog Number: 368764
GUID: urn:uuid:268a179d-94f4-4ab0-8255-e7626268f670
Latest Identification: Achnatherum diegoense (Swallen) Barkworth
Identified by: ARIZSeptember 2014

University of California, Riverside Plant Herbarium (UCR)
Fred M. Roberts 54722001-05-22
GUID: UCR-BPS-123329
Latest Identification: Stipa diegoensis Swallen

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