Taxon Report
Eriogonum nudum Benth. var. decurrens (S. Stokes) BowermanBen Lomond buckwheat |
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Taxon Summary
Eriogonum nudum var. decurrens, commonly known as Ben Lomond buckwheat, is a perennial herb in the Polygonaceae that is found only in California. It occurs within Chaparral, Cismontane woodland, and Lower montane coniferous forest (maritime ponderosa pine sandhills), growing at elevations from 50 to 800 meters. Eriogonum nudum var. decurrens is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.Classification
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Scientific Name: |
Eriogonum nudum Benth. var. decurrens (S. Stokes) Bowerman |
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Common Name: |
Ben Lomond buckwheat |
| Family: | Polygonaceae |
| Element Code: | PDPGN08492 |
| USDA Plants Symbol: | ERNUD |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: Jun-Oct | Jun-Oct |
| Elevation: | 50-800 (165-2625) |
| General Habitats: | Chaparral, Cismontane woodland, Lower montane coniferous forest |
| Microhabitat: | Sandy |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.1 |
| Global Rank: | G5T1 |
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State Rank: |
S1 |
| State List: | None |
| Fed List: | None |
| Other Status: | SB_CalBG/RSABG |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 9 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 2 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 7 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Santa Cruz (SCR) | |
| Quads: Name (Quad Code) | |
| Davenport (3712212), Felton (3712211), Laurel (3712118) | |
Threat List Data from the CNDDB
| Threat List Total: | 6 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 4 | 44 % | |
| Development | 1 | 11% |
| Foot traffic/trampling | 1 | 11% |
| Logging | 1 | 11% |
| Mining | 1 | 11% |
| Recreational use (non-ORV) | 1 | 11% |
| Road/trail construction/maint. | 1 | 11% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 26 October 2025].