Rarity Status  |
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Occurrence Data from DFG
California Natural Diversity Database  |
- Total # of Known Element Occurrences:
34
- Element Occurrence Ranks:
Population Status:
Historic
>20 yrs |
Recent
<=20 yrs |
| 33 |
1 |
- Presence:
| Present Extant |
Possibly Extirpated |
Extirpated |
| 34 |
0 |
0 |
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Notes  |
-
Possibly threatened by development, geothermal energy development, conversion to vineyards, vehicles, and road widening. See Erythea 1:15 (1893) for original description, Madroño 19(6):201 (1968) for revised nomenclature, and American Journal of Botany 27(3):186-190 for taxonomic discussion.
-
To submit rare plant observation data, use the
CNDDB field survey form.
Please see also the CNPS
Rare Plant Data page.
- Date Added:
2001-01-01
- Last Update:
2011-10-17
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Location  |
- Elevation:
395 - 1615 meters
- California Endemic:
yes
- States:
California
- California Counties and Islands:
name (code)
Colusa (COL), Glenn (GLE), Lake (LAK), Napa (NAP), Sonoma (SON), Tehama (TEH)
- Quads:
name (DWR code) USGS code
Detert Reservoir (517A) 38122F5, Mount St. Helena (517B) 38122F6, Clearlake Highlands (533B) 38122H6, Whispering Pines (533C) 38122G6, Middletown (533D) 38122G5, Kelseyville (534A) 38122H7, Highland Springs (534B) 38122H8, The Geysers (534D) 38122G7, Clearlake Oaks (548C) 39122A6, Bartlett Mtn. (549A) 39122B7, Lakeport (549C) 39122A8, Lucerne (549D) 39122A7, Fouts Springs (564C) 39122C6, Gilmore Peak (564D) 39122C5, Crockett Peak (565A) 39122D7, Potato Hill (565D) 39122C7, Chrome (580A) 39122F5, Alder Springs (580B) 39122F6, Felkner Hill (580C) 39122E6, Elk Creek (580D) 39122E5, Riley Ridge (596B) 39122H6, Hall Ridge (596C) 39122G6
- Notes:
| Definitions of codes preceding a county and/or quad: |
| * |
|
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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