Taxon Report
Stellaria longifolia Willd.long-leaved starwort |
 ©2016 Keir Morse |
Taxon Summary
Stellaria longifolia, commonly known as long-leaved starwort, is a perennial rhizomatous herb in the Caryophyllaceae that is found in California and elsewhere. It occurs within Bogs and fens, Meadows and seeps (mesic), Riparian woodland, and Upper montane coniferous forest, growing at elevations from 900 to 1830 meters. Stellaria longifolia 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: |
Stellaria longifolia Willd. |
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Common Name: |
long-leaved starwort |
| Family: | Caryophyllaceae |
| Element Code: | PDCAR0X0M0 |
| USDA Plants Symbol: | STLO |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial rhizomatous herb |
| Blooming Period: May-Aug | May-Aug |
| Elevation: | 900-1830 (2955-6005) |
| General Habitats: | Bogs and fens, Meadows and seeps, Riparian woodland, Upper montane coniferous forest |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 2B.2 |
| Global Rank: | G5 |
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State Rank: |
S2 |
| 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: | 18 |
| Element Occurrence Ranks: | |
| Excellent (A) | 2 |
| Good (B) | 9 |
| Fair (C) | 1 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 6 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Butte (BUT), Plumas (PLU), Shasta (SHA), Tehama (TEH) | |
| Quads: Name (Quad Code) | |
| Bucks Lake (3912182), Burney (4012186), Butte Meadows (4012115), Childs Meadows (4012134), Fall River Mills (4112114), Haskins Valley (3912172), Humboldt Peak (4012124), Humbug Valley (4012123), Jonesville (4012114), Miller Mtn. (4012167), Mineral (4012135), Red Cinder (4012142), Timbered Crater (4112124) | |
Threat List Data from the CNDDB
| Threat List Total: | 6 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 7 | 39 % | |
| Logging | 3 | 16% |
| Road/trail construction/maint. | 2 | 11% |
| Grazing | 2 | 11% |
| Waterway bank protection/maintenance | 1 | 5% |
| Altered flood/tidal/hydrologic regime | 1 | 5% |
| Foot traffic/trampling | 1 | 5% |
Selected References
| USFS Potential Species of Conservation Concern Profile |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 12 February 2025].