Taxon Report
Eleocharis torticulmis S.G. Sm.California twisted spikerush |
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Taxon Summary
Eleocharis torticulmis, commonly known as California twisted spikerush, is a perennial rhizomatous herb in the Cyperaceae that is found only in California. It occurs within Bogs and fens, Lower montane coniferous forest, and Meadows and seeps, growing at elevations from 1005 to 1175 meters. Eleocharis torticulmis is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.Classification
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Scientific Name: |
Eleocharis torticulmis S.G. Sm. |
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Common Name: |
California twisted spikerush |
| Family: | Cyperaceae |
| Element Code: | PMCYP092E0 |
| USDA Plants Symbol: | ELTO5 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial rhizomatous herb |
| Blooming Period: Jun-Jul | Jun-Jul |
| Elevation: | 1005-1175 (3295-3855) |
| General Habitats: | Bogs and fens, Lower montane coniferous forest, Meadows and seeps |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.3 |
| Global Rank: | G1 |
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State Rank: |
S1 |
| State List: | None |
| Fed List: | None |
| Other Status: | USFS_S |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 2 |
| Element Occurrence Ranks: | |
| Excellent (A) | 1 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 1 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Plumas (PLU) | |
| Quads: Name (Quad Code) | |
| Crescent Mills (4012018) | |
Threat List Data from the CNDDB
| Threat List Total: | 1 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 1 | 50 % | |
| Foot traffic/trampling | 1 | 50% |
Selected References
| CRPR List Addition on 2004-07-28 |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 5 November 2025].