Rarity Status  |
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Occurrence Data from DFG
California Natural Diversity Database  |
- Total # of Known Element Occurrences:
5
- Element Occurrence Ranks:
Population Status:
Historic
>20 yrs |
Recent
<=20 yrs |
| 1 |
4 |
- Presence:
| Present Extant |
Possibly Extirpated |
Extirpated |
| 5 |
0 |
0 |
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Notes  |
-
Threatened by trampling and grazing. Threatened in ID, endangered in OR, and state-listed as Sensitive in WA. See American Fern Journal 19:11 (1929) for original description.
-
To submit rare plant observation data, use the
CNDDB field survey form.
Please see also the CNPS
Rare Plant Data page.
- Date Added:
1994-01-01
- Last Update:
2012-11-05
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Location  |
- Elevation:
1770 - 2040 meters
- California Endemic:
no
- States:
California, !AK, Arizona, Colorado, Idaho, !MT, Nevada, Oregon, Utah, Washington, Wyoming
- California Counties and Islands:
name (code)
Modoc (MOD), Plumas (PLU), Shasta (SHA), Siskiyou (SIS)
- Quads:
name (DWR code) USGS code
Mt. Harkness (625A) 40121D3, Grays Peak (626B) 40121D6, McCloud (698C) 41122C2, Etna (701B) 41122D8, Davis Creek (708A) 41120F3
- 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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