Species Details
Ivesia argyrocoma var. argyrocoma
silver-haired ivesia
Download Report Calflora eFlora CCH CalPhotos
© 2015 Keir Morse |
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Scientific Name: Ivesia argyrocoma (Rydb.) Rydb. var. argyrocoma |
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Common Name: silver-haired ivesia |
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| Family: | Rosaceae | |
| Element Code: | PDROS0X021 | |
| USDA Plants Symbol: | ||
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G2T2 |
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State Rank: |
S2 |
| Other Status: | SB_CalBG/RSABG; USFS_S |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-01-05 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Jun-Aug
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Elevation:
1463 - 2960 meters 4800 - 9710 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Threatened by development, grazing, foot traffic, mining, non-native species, recreational activities, road construction, road maintenance, and vehicles. Possibly threatened by logging. Populations in BA were determined to be taxonomically distinct and are described as I. argyrocoma var. moranii. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 13 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 26 | 63 % |
| THREAT LIST: | ||
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| ORV activity | 18 | 43% |
| Development | 12 | 29% |
| Road/trail construction/maint. | 8 | 19% |
| Foot traffic/trampling | 7 | 17% |
| Non-native plant impacts | 6 | 14% |
| Recreational use (non-ORV) | 5 | 12% |
| Wood cutting or brush clearing | 4 | 9% |
| Grazing | 4 | 9% |
| Mining | 3 | 7% |
| Non-native animal impacts | 2 | 4% |
| Other | 2 | 4% |
| Vandalism/dumping/litter | 2 | 4% |
| Altered flood/tidal/hydrologic regime | 1 | 2% |
| Total Occurrences: | 41 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 13 | 9 | 2 | 0 | 16 |
| Occurrence Status: | |||||
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| Historical >20 Years | 19 | ||||
| Recent <=20 Years | 22 | ||||
| Presence: | |||||
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| Presumed Extant | 41 | ||||
| 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) San Bernardino (SBD) |
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Quads: Name (Quad Code) Big Bear City (3411637), Big Bear Lake (3411628), Butler Peak (3411731), Catclaw Flat (3411616), Fawnskin (3411638), Harrison Mtn. (3411722), Lake Arrowhead (3411732), Moonridge (3411627), Onyx Peak (3411626) |
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Notes:
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Presumed Extant
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