Taxon Report
Spermolepis lateriflora G.L. Nesomwestern bristly scaleseed |
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Taxon Summary
Spermolepis lateriflora, commonly known as western bristly scaleseed, is a annual herb in the Apiaceae that is found in California and elsewhere. It occurs within Sonoran desert scrub, growing at elevations from 365 to 670 meters. Spermolepis lateriflora is ranked 2A, Plants Presumed Extirpated in California, But More Common Elsewhere.Classification
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Scientific Name: |
Spermolepis lateriflora G.L. Nesom |
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Common Name: |
western bristly scaleseed |
| Family: | Apiaceae |
| Element Code: | PDAPI23080 |
| USDA Plants Symbol: | |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | annual herb |
| Blooming Period: Mar-Apr | Mar-Apr |
| Elevation: | 365-670 (1200-2200) |
| General Habitats: | Sonoran desert scrub |
| Microhabitat: | Rocky (sometimes), Sandy (sometimes) |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 2A |
| Global Rank: | G5 |
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State Rank: |
SH |
| State List: | None |
| Fed List: | None |
| Other Status: | |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 4 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 4 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Los Angeles (LAX), San Diego (SDG) | |
| Quads: Name (Quad Code) | |
| Agua Caliente Springs (3211683), Burbank (3411823), Earthquake Valley (3311614), Tubb Canyon (3311624)? | |
Threat List Data from the CNDDB
| Threat List Total: | 0 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 0 | % | |
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Notes
| 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. |
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Threats: |
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Taxonomy: |
Selected References
| CRPR List Addition on 2016-01-21 |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 3 March 2025].