This data is not available for all Rare Plant Rank 3 and 4 plants.
Notes
Threatened by vehicles and non-native plants. See Bulletin of the California Academy of Sciences 1:113 (1885) for original description, and Annals of the Missouri Botanical Garden 11(2-3):175-176 (1924) for taxonomic treatment.
California Counties and Islands:name (code) Butte (BUT), Colusa (COL), Lake (LAK), Nevada (NEV), Shasta (SHA), Tehama (TEH)
Quads:name (DWR code) USGS code Gilmore Peak (564D) 39122C5, Berry Creek (575B) 39121F4, Oroville Dam (575C) 39121E4, Cherokee (576A) 39121F5, Pulga (591C) 39121G4, Stirling City (592A) 39121H5, Paradise West (592C) 39121G6, Paradise East (592D) 39121G5, Panther Spring (609A) 40121B7, Los Molinos (610D) 40122A1, Finley Butte (627D) 40121C7
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
Species may be present in other areas where conditions are favorable.
Quad data is not available for all List 3 and 4 plants. For those that do contain this data, it has not been quality controlled and is potentially incomplete, inaccurate, and/or out of date. Please use caution when referencing this information. We are currently working hard to maintain this data and hope to provide accurate and up to date information in the near future.
California Native Plant Society (CNPS).
Inventory of Rare and Endangered Plants (online edition, v8-01a).
California Native Plant Society. Sacramento, CA. Accessed on
.
Presumed Extant
Presumed Extirpated or Unknown