Species Details

Navarretia gowenii

Lime Ridge navarretia

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Scientific Name:
Navarretia gowenii L.A. Johnson
Common Name:
Lime Ridge navarretia
Family: Polemoniaceae
Element Code: PDPLM0C120
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 1B.1
Fed List: None
State List: None
Global Rank: G1
State Rank:
S1
Other Status: SB_UCBG
CRPR Changes:
added to 1B.1 on 2008-05-15
Add Date: 2008-05-15
Date Edited: 2021-05-26
Lifeform: annual herb
Blooming Period: May-Jun
JFMAMJJASOND
Elevation:
180 - 305 meters
590 - 1000 feet
General Habitats:
  • Chaparral
Microhabitat Details:
Microhabitat:
Notes:
Known from only four occurrences. Possibly threatened by recreational activities. Potentially threatened by radio tower maintenance and associated vegetation management. Not in The Jepson Manual (1993). See Novon 17(4): 454-461 (2007) for original description.
Threats:
Taxonomy:
Threat List Total: 3
Total EOs % of EOs
EOs with Threat Listed: 2 67 %
THREAT LIST:
Recreational use (non-ORV) 2 66%
Wood cutting or brush clearing 1 33%
Other 1 33%
Total Occurrences: 3
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 3
Occurrence Status:
Historical >20 Years 2
Recent <=20 Years 1
Presence:
Presumed Extant 3
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Contra Costa (CCA), Stanislaus (STA)
Quads: Name (Quad Code)
Clayton (3712188), Crevison Peak (3712122)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
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