Taxon Report
Pinus contorta Loud. ssp. bolanderi (Parl.) VaseyBolander's beach pine |
|
Taxon Summary
Pinus contorta ssp. bolanderi, commonly known as Bolander's beach pine, is a perennial evergreen tree in the Pinaceae that is found only in California. It occurs within Closed-cone coniferous forest, growing at elevations from 75 to 250 meters. Pinus contorta ssp. bolanderi is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.Classification
|
Scientific Name: |
Pinus contorta Loud. ssp. bolanderi (Parl.) Vasey |
|
Common Name: |
Bolander's beach pine |
| Family: | Pinaceae |
| Element Code: | PGPIN04081 |
| USDA Plants Symbol: | |
|
Synonyms/Other Names: |
|
Ecology and Life History
| Lifeform: | perennial evergreen tree |
| Blooming Period: | |
| Elevation: | 75-250 (245-820) |
| General Habitats: | Closed-cone coniferous forest |
| Microhabitat: | |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.2 |
| Global Rank: | G5T2 |
|
State Rank: |
S2 |
| State List: | None |
| Fed List: | None |
| Other Status: | SB_UCSC |
|
CRPR Changes: |
|
Occurrence Data from the CNDDB
| Total Occurrences: | 28 |
| Element Occurrence Ranks: | |
| Excellent (A) | 3 |
| Good (B) | 4 |
| Fair (C) | 4 |
| Poor (D) | 4 |
| None (X) | 1 |
| Unknown (U) | 12 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Mendocino (MEN) | |
| Quads: Name (Quad Code) | |
| Albion (3912327), Elk (3912326), Fort Bragg (3912347), Mathison Peak (3912336), Mendocino (3912337) | |
Threat List Data from the CNDDB
| Threat List Total: | 11 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 27 | 96 % | |
| Altered flood/tidal/hydrologic regime | 27 | 96% |
| Development | 26 | 92% |
| Road/trail construction/maint. | 10 | 35% |
| ORV activity | 7 | 25% |
| Other | 3 | 10% |
| Logging | 3 | 10% |
| Vandalism/dumping/litter | 3 | 10% |
| Landfill | 2 | 7% |
| Recreational use (non-ORV) | 1 | 3% |
| Erosion/runoff | 1 | 3% |
| Grazing | 1 | 3% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 29 October 2025].