Species Details
Arctostaphylos pacifica
Pacific manzanita
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Scientific Name: Arctostaphylos pacifica Roof |
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Common Name: Pacific manzanita |
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| Family: | Ericaceae | |
| Element Code: | PDERI040Z0 | |
| USDA Plants Symbol: | ARPA19 | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.1 |
| Fed List: | None |
| State List: | CE |
| Global Rank: | G1 |
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State Rank: |
S1 |
| Other Status: | SB_UCSC |
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CRPR Changes: changed from 1B.2 to 1B.1 on 2017-02-16 added to 1B.2 on 2007-03-05 |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-12-06 |
| Lifeform: evergreen shrub | ||||||||||||||
Blooming Period: Feb-Apr
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Elevation:
330 - 330 meters 1085 - 1085 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Known only from San Bruno Mountain in San Mateo County. Potentially threatened by alteration of fire regimes and recreational activities. Once considered a hybrid between A. glandulosa and A. uva-ursi. See A. uva-ursi in The Jepson Manual (1993). See Leaflets of Western Botany IX (13-14): 217 (1962) for original description. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 4 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 1 | 100 % |
| THREAT LIST: | ||
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| Improper burning regime | 1 | 100% |
| Non-native plant impacts | 1 | 100% |
| ORV activity | 1 | 100% |
| Other | 1 | 100% |
| Total Occurrences: | 1 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 0 | 1 | 0 | 0 | 0 |
| Occurrence Status: | |||||
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| Historical >20 Years | 0 | ||||
| Recent <=20 Years | 1 | ||||
| Presence: | |||||
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| Presumed Extant | 1 | ||||
| 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 Mateo (SMT) |
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Quads: Name (Quad Code) San Francisco South (3712264) |
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Notes:
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Presumed Extant
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