Taxon Details
Boechera cobrensis
Masonic rockcress
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Taxon Summary:
Boechera cobrensis, commonly known as Masonic rockcress, is a perennial herb in the Brassicaceae that is found in California and elsewhere. It occurs within Great Basin scrub, and Pinyon and juniper woodland, growing at elevations from 1375 to 3105 meters. Boechera cobrensis is ranked 2B.3, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Not very threatened in California.|
Scientific Name: Boechera cobrensis (M.E. Jones) Dorn |
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Common Name: Masonic rockcress |
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| Family: | Brassicaceae | |
| Element Code: | PDBRA06080 | |
| USDA Plants Symbol: | ||
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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: | 2B.3 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G5 |
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State Rank: |
S3 |
| Other Status: | |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2021-08-25 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Jun-Jul
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Elevation:
1375 - 3105 meters 4510 - 10190 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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| Threat List Total: | 4 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 6 | 21 % |
| THREAT LIST: | ||
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| Road/trail construction/maint. | 5 | 17% |
| Development | 1 | 3% |
| Foot traffic/trampling | 1 | 3% |
| Grazing | 1 | 3% |
| Total Occurrences: | 28 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 4 | 2 | 0 | 0 | 21 |
| Occurrence Status: | |||||
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| Historical >20 Years | 12 | ||||
| Recent <=20 Years | 16 | ||||
| Presence: | |||||
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| Presumed Extant | 28 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA), Idaho (ID), Nevada (NV), Oregon (OR), Wyoming (WY) |
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California Counties and Islands: Name (Code) Inyo (INY), Mono (MNO), Tulare (TUL) |
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Quads: Name (Quad Code) Big Alkali (3811922), Bodie (3811921), Bonita Meadows (3611813), Bridgeport (3811932), Chris Flat (3811944), Convict Lake (3711857), Dexter Canyon (3711877), Dome Hill (3811931), Fales Hot Springs (3811934), Glass Mountain (3711876), June Lake (3711971), Lundy (3811912), Mono Mills (3711888), Negit Island (3811911), Old Mammoth (3711868), Risue Canyon (3811954), Telescope Peak (3611721), Twin Lakes (3811923), Watterson Canyon (3711866), Waucoba Spring (3711718), Whitmore Hot Springs (3711867) |
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Notes:
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Presumed Extant
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