Taxon Details
Carex cyrtostachya
Sierra arching sedge
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Taxon Summary:
Carex cyrtostachya, commonly known as Sierra arching sedge, is a perennial herb in the Cyperaceae that is found only in California. It occurs within Lower montane coniferous forest (mesic), Marshes and swamps, Meadows and seeps, and Riparian forest (margins), growing at elevations from 610 to 1360 meters. Carex cyrtostachya is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Carex cyrtostachya Janeway & Zika |
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Common Name: Sierra arching sedge |
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| Family: | Cyperaceae | |
| Element Code: | PMCYP03M00 | |
| USDA Plants Symbol: | CACY2 | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | |
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CRPR Changes: added to 1B.2 on 2015-08-18 |
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| Add Date: | 2015-08-18 |
| Date Edited: | 2023-07-07 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: May-Aug
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Elevation:
610 - 1360 meters 2000 - 4460 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Potentially threatened by logging and non-native plants. Possibly threatened by hydrological alterations and development. Previously identified as C. mendocinensis; see this plant in TJM 2. See Journal of the Botanical Research Institute of Texas 7(1):25-35 (2013) for original description. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 10 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 12 | 43 % |
| THREAT LIST: | ||
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| Non-native plant impacts | 5 | 17% |
| Other | 3 | 10% |
| Altered flood/tidal/hydrologic regime | 3 | 10% |
| Grazing | 3 | 10% |
| Logging | 3 | 10% |
| Waterway bank protection/maintenance | 3 | 10% |
| Erosion/runoff | 1 | 3% |
| Foot traffic/trampling | 1 | 3% |
| Road/trail construction/maint. | 1 | 3% |
| ORV activity | 1 | 3% |
| Total Occurrences: | 28 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 9 | 7 | 0 | 0 | 12 |
| Occurrence Status: | |||||
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| Historical >20 Years | 5 | ||||
| Recent <=20 Years | 23 | ||||
| Presence: | |||||
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| Presumed Extant | 28 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Butte (BUT), El Dorado (ELD), Yuba (YUB) |
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Quads: Name (Quad Code) Brush Creek (3912163), Challenge (3912142), Clipper Mills (3912152), Devil Peak (3812085), Garden Valley (3812077), Georgetown (3812087), Pollock Pines (3812075), Robbs Peak (3812084), Tunnel Hill (3812086) |
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Notes:
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Presumed Extant
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