Taxon Report
Rosa pinetorum Hellerpine rose |
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Taxon Summary
Rosa pinetorum, commonly known as pine rose, is a perennial shrub in the Rosaceae that is found only in California. It occurs within Cismontane woodland, and Closed-cone coniferous forest, growing at elevations from 2 to 945 meters. Rosa pinetorum is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.Classification
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Scientific Name: |
Rosa pinetorum Heller |
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Common Name: |
pine rose |
| Family: | Rosaceae |
| Element Code: | PDROS1J0W0 |
| USDA Plants Symbol: | ROPI |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial shrub |
| Blooming Period: May-Jul | May-Jul |
| Elevation: | 2-945 (5-3100) |
| General Habitats: | Cismontane woodland, Closed-cone coniferous forest |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G1Q |
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State Rank: |
S1 |
| State List: | None |
| Fed List: | None |
| Other Status: | |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 14 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 3 |
| Fair (C) | 1 |
| Poor (D) | 0 |
| None (X) | 2 |
| Unknown (U) | 8 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Monterey (MNT), Santa Cruz (SCR) | |
| Quads: Name (Quad Code) | |
| Ano Nuevo (3712213), Chews Ridge (3612135), Cone Peak (3612114), Lopez Point (3612115), Monterey (3612158), Prunedale (3612176), Seaside (3612157), Soberanes Point (3612148) | |
Threat List Data from the CNDDB
| Threat List Total: | 7 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 4 | 29 % | |
| Development | 2 | 14% |
| Erosion/runoff | 1 | 7% |
| Foot traffic/trampling | 1 | 7% |
| Non-native plant impacts | 1 | 7% |
| Other | 1 | 7% |
| Road/trail construction/maint. | 1 | 7% |
| Biocides | 1 | 7% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 4 November 2025].