Taxon Details
Penstemon bicolor ssp. roseus
rosy two-toned beardtongue
View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist
James M. Andre 2010 |
Xeric Specialties 2013 |
Xeric Specialties 2013 |
Taxon Summary:
Penstemon bicolor ssp. roseus, commonly known as rosy two-toned beardtongue, is a perennial herb in the Plantaginaceae that is found in California and elsewhere. It occurs within Joshua tree "woodland", and Mojavean desert scrub, growing at elevations from 700 to 1500 meters. Penstemon bicolor ssp. roseus is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.|
Scientific Name: Penstemon bicolor (Bdg.) Clokey & Keck ssp. roseus Clokey & Keck |
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Common Name: rosy two-toned beardtongue |
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| Family: | Plantaginaceae | |
| Element Code: | PDSCR1L0S2 | |
| USDA Plants Symbol: | PEBIR | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 1B.1 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G3T3Q |
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State Rank: |
S1 |
| Other Status: | BLM_S; SB_CalBG/RSABG |
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CRPR Changes: changed from 2.3 to 1B.1 on 2009-12-08 |
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| Add Date: | 2001-01-01 |
| Date Edited: | 2022-06-08 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: May
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Elevation:
700 - 1500 meters 2295 - 4920 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Threatened by mining, renewable energy development, and hybridization with Penstemon palmeri. See Bulletin of the Southern California Academy of Sciences 38(1):8 (1939) for original description. |
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Threats: Threatened by mining, renewable energy development, and hybridization with Penstemon palmeri |
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Taxonomy: |
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| Threat List Total: | 5 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 6 | 67 % |
| THREAT LIST: | ||
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| ORV activity | 3 | 33% |
| Development | 2 | 22% |
| Grazing | 2 | 22% |
| Mining | 2 | 22% |
| Non-native animal impacts | 1 | 11% |
| Total Occurrences: | 9 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 1 | 1 | 1 | 0 | 6 |
| Occurrence Status: | |||||
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| Historical >20 Years | 2 | ||||
| Recent <=20 Years | 7 | ||||
| Presence: | |||||
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| Presumed Extant | 9 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) Arizona (AZ), California (CA), Nevada (NV) |
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California Counties and Islands: Name (Code) San Bernardino (SBD) |
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Quads: Name (Quad Code) Hart Peak (3511531), Homer Mtn. (3511418) |
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Notes:
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Presumed Extant
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