Taxon Report
Arctostaphylos regismontana Eastw.Kings Mountain manzanita |
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Taxon Summary
Arctostaphylos regismontana, commonly known as Kings Mountain 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 305 to 730 meters. Arctostaphylos regismontana is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.Classification
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Scientific Name: |
Arctostaphylos regismontana Eastw. |
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Common Name: |
Kings Mountain manzanita |
| Family: | Ericaceae |
| Element Code: | PDERI041C0 |
| USDA Plants Symbol: | ARRE7 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial evergreen shrub |
| Blooming Period: Dec-Apr | Dec-Apr |
| Elevation: | 305-730 (1000-2395) |
| General Habitats: | Broadleafed upland forest, Chaparral, North Coast coniferous forest |
| Microhabitat: | Granitic, Sandstone |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G2 |
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State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | SB_UCSC |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 17 |
| Element Occurrence Ranks: | |
| Excellent (A) | 1 |
| Good (B) | 3 |
| Fair (C) | 3 |
| Poor (D) | 3 |
| None (X) | 0 |
| Unknown (U) | 7 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| San Mateo (SMT), Santa Clara (SCL), Santa Cruz (SCR)? | |
| Quads: Name (Quad Code) | |
| Big Basin (3712222)?, La Honda (3712233), Mindego Hill (3712232), Montara Mountain (3712254), Woodside (3712243) | |
Threat List Data from the CNDDB
| Threat List Total: | 7 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 6 | 35 % | |
| Wood cutting or brush clearing | 5 | 29% |
| Road/trail construction/maint. | 4 | 23% |
| Non-native plant impacts | 2 | 11% |
| Recreational use (non-ORV) | 1 | 5% |
| Biocides | 1 | 5% |
| Disease | 1 | 5% |
| Erosion/runoff | 1 | 5% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 17 March 2025].