Rarity Status  |
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Occurrence Data from DFG
California Natural Diversity Database  |
- Total # of Known Element Occurrences:
108
- Element Occurrence Ranks:
Population Status:
Historic
>20 yrs |
Recent
<=20 yrs |
| 23 |
85 |
- Presence:
| Present Extant |
Possibly Extirpated |
Extirpated |
| 106 |
2 |
0 |
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Notes  |
-
Many occurrences have few plants. Threatened by grazing, logging, development, and vehicles. On watch list in OR, and state-listed as Sensitive in WA. See Proceedings of the American Academy of Arts and Sciences 17:381 (1882) for original description, and Proceedings of the California Academy of Sciences III 2:130 (1901) 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:
2010-03-15
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Location  |
- Elevation:
1005 - 1900 meters
- California Endemic:
no
- States:
California, Oregon, Washington
- California Counties and Islands:
name (code)
Lassen (LAS), Modoc (MOD), Shasta (SHA), Siskiyou (SIS)
- Quads:
name (DWR code) USGS code
Burney (662B) 40121H6, Burney Mtn. West (662C) 40121G6, Lane Reservoir (676D) 41120A7, Lookout (677B) 41121B2, Pondosa (679B) 41121B6, Dead Horse Summit (680A) 41121B7, Washington Mtn. (693B) 41120D8, Adin Pass (693C) 41120C8, Happy Camp Mtn. (694A) 41121D1, Crank Mountain (694B) 41121D2, Donica Mtn. (694C) 41121C2, Halls Canyon (694D) 41121C1, Hollenbeck (695A) 41121D3, Whitehorse (695C) 41121C4, Egg Lake (695D) 41121C3, Hambone (696C) 41121C6, Indian Spring Mtn. (696D) 41121C5, Bartle (697D) 41121C7, Ambrose (710C) 41120E8, Jacks Butte (710D) 41120E7, Knobcone Butte (711D) 41121E1
- Notes:
| Definitions of codes preceding a county and/or quad: |
| * |
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Presumed extirpated |
| ? |
| Uncertain about distribution or identity
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| ?* |
| Uncertain about distribution, but presumed extirpated if once present
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| (?) |
| Occurrence confirmed, but possibly extirpated
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Species may be present in other areas where conditions are favorable.
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