Taxon Details
Arctostaphylos andersonii
Anderson's manzanita
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© 2018 Jason Matthias Mills |
© 2010 Zoya Akulova |
© 2010 Neal Kramer |
Taxon Summary:
Arctostaphylos andersonii, commonly known as Anderson's manzanita, is a perennial evergreen shrub in the Ericaceae that is found only in California. It occurs within Broadleafed upland forest, Chaparral, and North Coast coniferous forest, growing at elevations from 60 to 760 meters. Arctostaphylos andersonii is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Arctostaphylos andersonii Gray |
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Common Name: Anderson's manzanita |
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| Family: | Ericaceae | |
| Element Code: | PDERI04030 | |
| USDA Plants Symbol: | ARAN2 | |
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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: | SB_CalBG/RSABG; SB_UCSC |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2021-07-14 |
| Lifeform: perennial evergreen shrub | ||||||||||||||
Blooming Period: Nov-May
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Elevation:
60 - 760 meters 195 - 2495 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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| Threat List Total: | 11 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 30 | 47 % |
| THREAT LIST: | ||
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| Other | 14 | 21% |
| Road/trail construction/maint. | 14 | 21% |
| Logging | 11 | 17% |
| Non-native plant impacts | 5 | 7% |
| Development | 3 | 4% |
| Wood cutting or brush clearing | 3 | 4% |
| Biocides | 1 | 1% |
| Erosion/runoff | 1 | 1% |
| Foot traffic/trampling | 1 | 1% |
| Improper burning regime | 1 | 1% |
| Recreational use (non-ORV) | 1 | 1% |
| Total Occurrences: | 64 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 5 | 12 | 12 | 6 | 1 | 28 |
| Occurrence Status: | |||||
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| Historical >20 Years | 33 | ||||
| Recent <=20 Years | 31 | ||||
| Presence: | |||||
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| Presumed Extant | 63 | ||||
| Possibly Extirpated | 1 | ||||
| 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), Santa Clara (SCL), Santa Cruz (SCR) |
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Quads: Name (Quad Code) Big Basin (3712222), Davenport (3712212), Felton (3712211), Franklin Point (3712223), La Honda (3712233), Laurel (3712118), Loma Prieta (3712117), Mt. Madonna (3712116), Santa Cruz (3612281), Soquel (3612188), Watsonville East (3612186), Watsonville West (3612187), Woodside (3712243) |
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Notes:
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Presumed Extant
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