Species Details

Lewisia oppositifolia

opposite-leaved lewisia

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Photo of Lewisia oppositifolia
© 2013 Scot Loring
Photo of Lewisia oppositifolia
©2008 Keir Morse
Photo of Lewisia oppositifolia
© 2013 Scot Loring
Scientific Name:
Lewisia oppositifolia (Wats.) Rob.
Common Name:
opposite-leaved lewisia
Family: Montiaceae
Element Code: PDPOR040B0
USDA Plants Symbol: LEOP
Synonyms/Other Names:
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G3
State Rank:
S2
Other Status: USFS_S
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
Add Date: 1974-01-01
Date Edited: 2022-03-01
Lifeform: perennial herb
Blooming Period: Apr-May(Jun)
JFMAMJJASOND
Elevation:
300 - 1220 meters
985 - 4005 feet
General Habitats:
  • Lower montane coniferous forest (mesic)
Microhabitat Details:
Microhabitat:
Notes:
On watch list in OR.
Threats:

Threatened by logging, mining, and vehicles.

Taxonomy:

CA plants possibly hybrids with L. nevadensis.

Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 8 57 %
THREAT LIST:
Road/trail construction/maint. 4 28%
ORV activity 3 21%
Mining 2 14%
Recreational use (non-ORV) 2 14%
Other 1 7%
Total Occurrences: 14
Element Occurrence Ranks:
A B C D X U
1 1 2 0 0 10
Occurrence Status:
Historical >20 Years 9
Recent <=20 Years 5
Presence:
Presumed Extant 14
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR)
California Counties and Islands: Name (Code)
Del Norte (DNT)
Quads: Name (Quad Code)
Gasquet (4112378), High Divide (4112481), High Plateau Mtn. (4112388), Hiouchi (4112471), Hurdygurdy Butte (4112377), Shelly Creek Ridge (4112387)
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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