Taxon Report
Bensoniella oregona (Abrams & Bacig.) Mortonbensoniella |
 © 2021 Scot Loring |
Classification
|
Scientific Name: |
Bensoniella oregona (Abrams & Bacig.) Morton |
|
Common Name: |
bensoniella |
| Family: | Saxifragaceae |
| Element Code: | PDSAX02010 |
| USDA Plants Symbol: | BEOR |
|
Synonyms/Other Names: |
|
Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: May-Jul | May-Jul |
| Elevation: | 900-1400 (2955-4595) |
| General Habitats: | Bogs and fens, Lower montane coniferous forest, Meadows and seeps |
| Microhabitat: | Mesic |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 1B.1 |
| Global Rank: | G3 |
|
State Rank: |
S2 |
| State List: | CR |
| Fed List: | None |
| Other Status: | SB_UCSC; USFS_S |
|
CRPR Changes: |
|
Occurrence Data from the CNDDB
| Total Occurrences: | 12 |
| Element Occurrence Ranks: | |
| Excellent (A) | 0 |
| Good (B) | 5 |
| Fair (C) | 3 |
| Poor (D) | 1 |
| None (X) | 0 |
| Unknown (U) | 3 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Humboldt (HUM) | |
| Quads: Name (Quad Code) | |
| Board Camp Mtn. (4012366), Denny (4012384), Mad River Buttes (4012367), Maple Creek (4012377), Salyer (4012385) | |
Threat List Data from the CNDDB
| Threat List Total: | 10 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 10 | 83 % | |
| Logging | 9 | 75% |
| Other | 4 | 33% |
| Road/trail construction/maint. | 4 | 33% |
| Foot traffic/trampling | 3 | 25% |
| Grazing | 2 | 16% |
| Altered flood/tidal/hydrologic regime | 2 | 16% |
| Non-native plant impacts | 2 | 16% |
| ORV activity | 1 | 8% |
| Vandalism/dumping/litter | 1 | 8% |
| Erosion/runoff | 1 | 8% |
Selected References
| Contributions from the Dudley Herbarium 1:95 (1929) |
| Leaflets of Western Botany 10:181 (1965) |
| Bensoniella oregona 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 6 January 2025].