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Scientific Name: Muhlenbergia arsenei Hitchc. |
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Common Name: tough muhly |
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| Family: | Poaceae | |
| Element Code: | PMPOA48060 | |
| USDA Plants Symbol: | MUAR4 | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 2B.3 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G5 |
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State Rank: |
S2? |
| Other Status: | |
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CRPR Changes: changed from 2.3 to 2B.3 on 2013-06-12 |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-08-02 |
| Lifeform: perennial rhizomatous herb | ||||||||||||||
Blooming Period: Aug-Oct
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Elevation:
1400 - 1860 meters 4595 - 6105 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 4 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 1 | 17 % |
| THREAT LIST: | ||
|---|---|---|
| Development | 1 | 16% |
| Logging | 1 | 16% |
| Mining | 1 | 16% |
| ORV activity | 1 | 16% |
| Total Occurrences: | 6 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 1 | 0 | 0 | 0 | 5 |
| Occurrence Status: | |||||
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| Historical >20 Years | 4 | ||||
| Recent <=20 Years | 2 | ||||
| Presence: | |||||
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| Presumed Extant | 6 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) Arizona (AZ), Baja California (BA), California (CA), Nevada (NV), New Mexico (NM), Utah (UT) |
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California Counties and Islands: Name (Code) San Bernardino (SBD) |
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Quads: Name (Quad Code) Clark Mtn. (3511555), Ivanpah (3511533), Mescal Range (3511545), Pinto Valley (3511523) |
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Notes:
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Presumed Extant
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