Taxon Report
Koeberlinia spinosa Zucc. var. tenuispina Kearney & Peeblesslender-spined all thorn |
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Taxon Summary
Koeberlinia spinosa var. tenuispina, commonly known as slender-spined all thorn, is a perennial deciduous shrub in the Koeberliniaceae that is found in California and elsewhere. It occurs within Riparian woodland, and Sonoran desert scrub, growing at elevations from 150 to 510 meters. Koeberlinia spinosa var. tenuispina is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.Classification
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Scientific Name: |
Koeberlinia spinosa Zucc. var. tenuispina Kearney & Peebles |
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Common Name: |
slender-spined all thorn |
| Family: | Koeberliniaceae |
| Element Code: | PDCPP05012 |
| USDA Plants Symbol: | KOSPT |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial deciduous shrub |
| Blooming Period: May-Jul | May-Jul |
| Elevation: | 150-510 (490-1675) |
| General Habitats: | Riparian woodland, Sonoran desert scrub |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 2B.2 |
| Global Rank: | G4T4? |
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State Rank: |
S1 |
| 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: | 19 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 1 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 3 |
| Unknown (U) | 15 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Imperial (IMP), Riverside (RIV) | |
| Quads: Name (Quad Code) | |
| Augustine Pass (3311543), Blue Mountain (3311521), Chuckwalla Spring (3311542), Corn Spring (3311563), Lion Head Mtn. (3311533), Little Mule Mts. (3311531), Mammoth Wash (3311522), Pegleg Well (3311532), Picacho Peak (3211486), Victory Pass (3311574) | |
Threat List Data from the CNDDB
| Threat List Total: | 3 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 5 | 26 % | |
| Development | 4 | 21% |
| Mining | 1 | 5% |
| Other | 1 | 5% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 6 July 2025].