Rarity Status  |
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Occurrence Data from DFG
California Natural Diversity Database  |
- Total # of Known Element Occurrences:
17
- Element Occurrence Ranks:
Population Status:
Historic
>20 yrs |
Recent
<=20 yrs |
| 4 |
13 |
- Presence:
| Present Extant |
Possibly Extirpated |
Extirpated |
| 16 |
1 |
0 |
|
|
Notes  |
-
Known from approximately 10 occurrences. Previously threatened by feral herbivores. Currently threatened by non-native plants and habitat alteration, and possibly by climate change. See Bulletin of the California Academy of Sciences 2:150 (1886) for original description, and Flora of California 4(2):20-21 (1979) by L. Dempster 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:
2011-07-25
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