Taxon Details
Streptanthus oliganthus
Masonic Mountain jewelflower
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Taxon Summary:
Streptanthus oliganthus, commonly known as Masonic Mountain jewelflower, is a perennial herb in the Brassicaceae that is found in California and elsewhere. It occurs within Pinyon and juniper woodland (granitic, rocky, and volcanic), growing at elevations from 1980 to 3050 meters. Streptanthus oliganthus is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Streptanthus oliganthus Roll. |
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Common Name: Masonic Mountain jewelflower |
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| Family: | Brassicaceae | |
| Element Code: | PDBRA2G0V0 | |
| USDA Plants Symbol: | STOL | |
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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.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G3 |
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State Rank: |
S3 |
| Other Status: | BLM_S; USFS_S |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: perennial herb | ||||||||||||||
Blooming Period: Jun-Jul
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Elevation:
1980 - 3050 meters 6495 - 10005 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: | 5 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 5 | 24 % |
| THREAT LIST: | ||
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| Erosion/runoff | 1 | 4% |
| Improper burning regime | 1 | 4% |
| Military operations | 1 | 4% |
| Mining | 1 | 4% |
| Road/trail construction/maint. | 1 | 4% |
| Total Occurrences: | 21 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 3 | 1 | 1 | 0 | 15 |
| Occurrence Status: | |||||
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| Historical >20 Years | 17 | ||||
| Recent <=20 Years | 4 | ||||
| Presence: | |||||
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| Presumed Extant | 21 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA), Nevada (NV) |
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California Counties and Islands: Name (Code) Alpine (ALP), Mono (MNO), Tuolumne (TUO) |
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Quads: Name (Quad Code) Bridgeport (3811932), Chris Flat (3811944), Conway Stage Station (3811941), Dome Hill (3811931), Kirkwood Spring (3811828), Lundy (3811912), Mt. Patterson (3811943), Pickel Meadow (3811935), Sonora Pass (3811936), Sweetwater Creek (3811942) |
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Notes:
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Presumed Extant
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