Rarity Status  |
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Occurrence Data from DFG
California Natural Diversity Database  |
- Total # of Known Element Occurrences:
58
- Element Occurrence Ranks:
Population Status:
Historic
>20 yrs |
Recent
<=20 yrs |
| 23 |
35 |
- Presence:
| Present Extant |
Possibly Extirpated |
Extirpated |
| 55 |
3 |
0 |
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Notes  |
-
Threatened by vehicles, logging, and grazing, and potentially threatened by development. See Pittonia 2:104 (1890) for original description, Annals of the Missouri Botanical Garden 11(2-3):316-317 (1924) for revised nomenclature, and Systematic Botany Monographs 75:29 (2005) for taxonomic treatment.
-
To submit rare plant observation data, use the
CNDDB field survey form.
Please see also the CNPS
Rare Plant Data page.
- Date Added:
1974-01-01
- Last Update:
2011-02-08
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Location  |
- Elevation:
600 - 2000 meters
- California Endemic:
yes
- States:
California
- California Counties and Islands:
name (code)
Calaveras (CAL), Mariposa (MPA), Tuolumne (TUO)
- Quads:
name (DWR code) USGS code
Stumpfield Mtn. (419A) 37119D7, Mariposa (419B) 37119D8, Half Dome (437A) 37119F5, El Capitan (437B) 37119F6, Buckingham Mtn. (438D) 37119E7, Coulterville (439B) 37120F2, Hetch Hetchy Reservoir (455B) 37119H6, Lake Eleanor (456A) 37119H7, Cherry Lake South (456B) 37119H8, Ascension Mtn. (456C) 37119G8, Ackerson Mtn. (456D) 37119G7, Duckwall Mtn. (457A) 37120H1, Groveland (457C) 37120G2, Jawbone Ridge (457D) 37120G1, Standard (458A) 37120H3, Strawberry (474A) 38120B1, Crandall Peak (474B) 38120B2, Twain Harte (474C) 38120A2, Hull Creek (474D) 38120A1, Murphys (475B) 38120B4, Calaveritas (476A) 38120B5, Angels Camp (476D) 38120A5, Boards Crossing (491C) 38120C2, Garnet Hill (492A) 38120D3, Devils Nose (492B) 38120D4, Fort Mountain (492C) 38120C4, Dorrington (492D) 38120C3, Rail Road Flat (493D) 38120C5
- Notes:
| Definitions of codes preceding a county and/or quad: |
| * |
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Presumed extirpated |
| ? |
| Uncertain about distribution or identity
|
| ?* |
| Uncertain about distribution, but presumed extirpated if once present
|
| (?) |
| Occurrence confirmed, but possibly extirpated
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Species may be present in other areas where conditions are favorable.
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