ID References: Fide: J. Bot. Res. Inst. Texas 2(1) 387-394 2008.
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J. M. Tucker
Verbatim Date: June 16,1954
Locality: United States, California, San Diego County, Sand Creek, between vicinity of junction of road to Rancho Alegria with road around north end of El Capitan Lake and air-strip ca. 1 mile South of this junction.