Species Details

Epilobium rigidum

Siskiyou Mountains willowherb

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Photo of Epilobium rigidum
© 2021 Scot Loring
Photo of Epilobium rigidum
© 2021 Scot Loring
Photo of Epilobium rigidum
© 2003 Norman Jensen
Scientific Name:
Epilobium rigidum Hausskn.
Common Name:
Siskiyou Mountains willowherb
Family: Onagraceae
Element Code: PDONA060V0
USDA Plants Symbol: EPRI
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: Jul-Aug
Elevation:
150 - 1200 meters
490 - 3935 feet
General Habitat:
  • Lower montane coniferous forest (serpentinite)
General Micro Habitat:
Micro Habitat:
Notes:
On watch list in OR.
Threats:
Taxonomy:
Other:
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
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), Humboldt (HUM), Siskiyou (SIS)
Quads: Name (Quad Code)
Gasquet (4112378), High Divide (4112481), High Plateau Mtn. (4112388), Hiouchi (4112471), Preston Peak (4112375), Salyer (4012385), 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.

Map

Presumed Extant
Counties   Quads