San Diego State University Herbarium
Catalog #: 03684
Secondary Catalog #: SDSU03684
Taxon: Euphorbia melanadenia Torr. & A. Gray
Family: Euphorbiaceae
Determiner: Lissette Velarde (7/14/2015)
ID References: The Jepson Manual (Hickman, ed.,1993)
Collector: Simpson, Michael G.   6VI91C   
Date: 1991-06-06
Verbatim Date: 06/06/1991
Locality: United States, California, San Diego, Valley floor, near end of dirt road from S-22. Culp Valley, Anza Borrego Desert State Park.
33.22263  -116.45768 +-200m.
Verbatim Coordinates: 33.22° N; 116.46° W
Elevation: 1067 meters
Verbatim Elevation: 3500ft.
Habitat: Sandy gravel soil. Associates: Rhus ovata- Quercus cornelius muleri-Prunus fremontii / Eriogonum fasciculatum spp. polifolium.
Occurrence Remarks: Stems maroon, cyathia appendages white (turning pink), glands dark maroon. Note: Cyathia appears to have <15 male flowers!
Disposition: SYN
Specimen Images
Link to Source: SDSU #03684
Record Id: 2c62c8ac-5488-4ef5-bec0-94d0d0a6f0c1
Occurrence ID (GUID): f323ae18-d4e4-45c2-8198-8e3abb9c35c1
For additional information on this occurrence, please contact: Michael Simpson, Curator (
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