Taxon Report
Arctostaphylos nortensis WellsDel Norte manzanita |
 ©2017 Steve Matson |
Taxon Summary
Arctostaphylos nortensis, commonly known as Del Norte manzanita, is a perennial evergreen shrub in the Ericaceae that is found in California and elsewhere. It occurs within Chaparral, and Lower montane coniferous forest, growing at elevations from 500 to 800 meters. Arctostaphylos nortensis is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.Classification
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Scientific Name: |
Arctostaphylos nortensis Wells |
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Common Name: |
Del Norte manzanita |
| Family: | Ericaceae |
| Element Code: | PDERI04092 |
| USDA Plants Symbol: | ARNO6 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial evergreen shrub |
| Blooming Period: Feb | Feb |
| Elevation: | 500-800 (1640-2625) |
| General Habitats: | Chaparral, Lower montane coniferous forest |
| Microhabitat: | Serpentine (often) |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 4.3 |
| Global Rank: | G2 |
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State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | IUCN_LC; SB_UCSC |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 0 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 0 |
| Fair (C) | 0 |
| Poor (D) | 0 |
| None (X) | 0 |
| Unknown (U) | 0 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Del Norte (DNT) | |
| Quads: Name (Quad Code) | |
| Broken Rib Mtn. (4112386), Cant Hook Mtn. (4112368), Childs Hill (4112461), Gasquet (4112378), High Divide (4112481), Hiouchi (4112471), Shelly Creek Ridge (4112387), Smith River (4112482) | |
Threat List Data from the CNDDB
| Threat List Total: | 0 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 0 | 0 % | |
Selected References
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Four Seasons 8(1):50 (1988) |
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Four Seasons 9(2):54-59 (1992) |
| Arctostaphylos nortensis profile for potential Species of Conservation Concern evaluation (2018). |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 January 2025].