Taxon Report
Penstemon personatus Keckclosed-throated beardtongue |
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Taxon Summary
Penstemon personatus, commonly known as closed-throated beardtongue, is a perennial herb in the Plantaginaceae that is found only in California. It occurs within Chaparral, Lower montane coniferous forest, and Upper montane coniferous forest, growing at elevations from 1065 to 2120 meters. Penstemon personatus is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.Classification
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Scientific Name: |
Penstemon personatus Keck |
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Common Name: |
closed-throated beardtongue |
| Family: | Plantaginaceae |
| Element Code: | PDSCR1L4Y0 |
| USDA Plants Symbol: | PEPE3 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial herb |
| Blooming Period: Jun-Sep(Oct) | Jun-Sep(Oct) |
| Elevation: | 1065-2120 (3495-6955) |
| General Habitats: | Chaparral, Lower montane coniferous forest, Upper montane coniferous forest |
| Microhabitat: | |
| Microhabitat Details: | metavolcanic |
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: | BLM_S; SB_UCSC; USFS_S |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 26 |
| Element Occurrence Ranks: | |
| Excellent (A) | 6 |
| Good (B) | 7 |
| Fair (C) | 0 |
| Poor (D) | 1 |
| None (X) | 0 |
| Unknown (U) | 12 |
| California Endemic: True | |
| California Counties and Islands: Name (Code) | |
| Butte (BUT), Nevada (NEV), Plumas (PLU), Sierra (SIE) | |
| Quads: Name (Quad Code) | |
| Bucks Lake (3912182), Canyondam (4012121), Crescent Mills (4012018), Dogwood Peak (3912171), Graniteville (3912046), Haskins Valley (3912172), Kimshew Point (3912184), Meadow Valley (3912181), Paradise East (3912175), Pulga (3912174), Sierra City (3912056), Spring Garden (3912087), Stirling City (3912185), Storrie (3912183), Twain (4012111) | |
Threat List Data from the CNDDB
| Threat List Total: | 12 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 21 | 81 % | |
| Logging | 19 | 73% |
| Road/trail construction/maint. | 8 | 30% |
| Biocides | 4 | 15% |
| Grazing | 4 | 15% |
| ORV activity | 3 | 11% |
| Other | 2 | 7% |
| Improper burning regime | 2 | 7% |
| Erosion/runoff | 1 | 3% |
| Foot traffic/trampling | 1 | 3% |
| Mining | 1 | 3% |
| Vandalism/dumping/litter | 1 | 3% |
| Wood cutting or brush clearing | 1 | 3% |
Selected References
| USFS Potential Species of Conservation Concern Profile |
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].