*The database used to provide updates to the Online Inventory is under construction. View updates and changes made since May 2019 here.
Euphorbia platysperma
Common Name: flat-seeded spurge
Family: Euphorbiaceae
Synonyms: Chamaesyce platysperma
Element Code: PDEUP0D1X0
Full Name: Euphorbia platysperma Engelm.

Biology Glossary
Rarity Status Glossary
Occurrence Data from CDFW
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 3
  • Element Occurrence Ranks:
    A B C D X U
    0 0 0 0 0 3
  • Population Status:
    >20 yrs
    <=20 yrs
    3 0
  • Presence:
    Present Extant Possibly Extirpated Presumed Extirpated
    3 0 0
Notes Glossary
  • See Geological Survey of California, Botany 2:482-483 (1880) for original description, Desert Plants 2(2):104-105 (1980) for species account, and Taxon 55:397-420 (2006) for taxonomic treatment.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 1980-01-01
  • Last Update: 2015-03-17
Location Glossary
  • Elevation: 65 - 100 meters
  • California Endemic: no
  • Other States: Arizona, Baja California, Sonora
  • California Counties and Islands:   name (code)
    Imperial (IMP),  Riverside (RIV),  San Bernardino (SBD) ?,  San Diego (SDG)
  • Quads:   name (DWR code) USGS code
    Superstition Mtn. (017A) 3211587,  Kane Spring (030D) 3311517,  Earthquake Valley (032C) 3311614,  Cathedral City (082C) 3311674,  Old Woman Springs (130B)? 3411646
  • Notes:
      Definitions of codes preceding a county and/or quad:
      * Presumed extirpated
      ? Uncertain about distribution or identity
      ?* Uncertain about distribution, but presumed extirpated if once present
      (?) Occurrence confirmed, but possibly extirpated
      Species may be present in other areas where conditions are favorable. This data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant Presumed Extirpated or Unknown 459
Links to Leading Resources of Taxon Information
Suggested Citation
California Native Plant Society, Rare Plant Program. . Inventory of Rare and Endangered Plants of California (online edition, v8-03). Website http://www.rareplants.cnps.org [accessed ].

3211587=Superstition Mtn. (017A) 3211587;3311517=Kane Spring (030D) 3311517;3311614=Earthquake Valley (032C) 3311614;3311674=Cathedral City (082C) 3311674;3411646=Old Woman Springs (130B)? 3411646