Taxon Details
Ceanothus gloriosus var. porrectus
Mt. Vision ceanothus
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Taxon Summary:
Ceanothus gloriosus var. porrectus, commonly known as Mt. Vision ceanothus, is a perennial evergreen shrub in the Rhamnaceae that is found only in California. It occurs within Closed-cone coniferous forest, Coastal prairie, Coastal scrub, and Valley and foothill grassland, growing at elevations from 25 to 305 meters. Ceanothus gloriosus var. porrectus is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.|
Scientific Name: Ceanothus gloriosus J.T. Howell var. porrectus J.T. Howell |
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Common Name: Mt. Vision ceanothus |
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| Family: | Rhamnaceae | |
| Element Code: | PDRHA040F7 | |
| USDA Plants Symbol: | CEGLP | |
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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.3 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G4T2 |
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State Rank: |
S2 |
| Other Status: | SB_CalBG/RSABG |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-12-06 |
| Lifeform: perennial evergreen shrub | ||||||||||||||
Blooming Period: Feb-May
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Elevation:
25 - 305 meters 80 - 1000 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 8 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 13 | 72 % |
| THREAT LIST: | ||
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| Other | 8 | 44% |
| Grazing | 7 | 38% |
| Foot traffic/trampling | 3 | 16% |
| Road/trail construction/maint. | 2 | 11% |
| Vandalism/dumping/litter | 1 | 5% |
| Erosion/runoff | 1 | 5% |
| Mining | 1 | 5% |
| Non-native plant impacts | 1 | 5% |
| Total Occurrences: | 18 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 10 | 2 | 0 | 0 | 5 |
| Occurrence Status: | |||||
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| Historical >20 Years | 10 | ||||
| Recent <=20 Years | 8 | ||||
| Presence: | |||||
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| Presumed Extant | 18 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Marin (MRN) |
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Quads: Name (Quad Code) Drakes Bay (3812218), Inverness (3812217), Tomales (3812228) |
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Notes:
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Presumed Extant
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