CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record spermolepis_lateriflora - Wed, Dec. 8, 2021, 20:43 ET b
Spermolepis lateriflora
common namewestern bristly scaleseed
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life formannual herb
CA Rare Plant Rank
List 2A
LIST 2A: Presumed extinct in California, but extant elsewhere.
state rank
SH     SH: presumed extinct in California
global rank
G5     G5: demonstrably secure to ineradicable
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (5):
Agua Caliente Springs (019A) 3211683, Tubb Canyon (032B)? 3311624, Earthquake Valley (032C) 3311614, Burbank (111A)(?) 3411823, Topanga (112D) 3411815
quad data info

Counties, states, regions:
Los Angeles (LAX)(?), San Diego (SDG), Arizona (AZ), New Mexico (NM), Sonora - Mexico (SO), Texas (TX)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Sonoran desert scrub (SDScr)/Rocky or sandy
blooming period Mar-Apr  
elevation range365 - 670 meters
Last seen in CA in 1952 from the San Felipe Creek area in SDG Co. Suitable habitat exists, but recent field surveys unsuccessful. Previously included within S. echinata; see this taxon in TJM (1993) and TJM 2. See Phytoneuron 2012-87 (2012) for original description and distinction from S. infernensis.
full nameSpermolepis lateriflora G.L. Nesom
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDAPI23080
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web

Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Wed, Dec. 8, 2021 from

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