Species Details

Pedicularis howellii

Howell's lousewort

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Classification

Scientific Name: Pedicularis howellii Gray
Common Name: Howell's lousewort
Family:	Orobanchaceae
Element Code:	PDSCR1K0J0
USDA Plants Symbol:	PEHO
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	4.3
Fed List:	None
State List:	None
Global Rank:	G4
State Rank:	S3
Other Status:	USFS_S
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2022-08-02

Ecology and Life History

Lifeform: perennial herb
Blooming Period: Jun-Aug
Elevation: 1500 - 1900 meters 4920 - 6235 feet
General Habitat: Upper montane coniferous forest (often serpentinite)
General Micro Habitat:
Micro Habitat:

Notes

Notes:
Threats: Threatened by grazing. Endangered in OR.
Taxonomy:
Other:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					0
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

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Oregon (OR)

California Counties and Islands: Name (Code)
Siskiyou (SIS)

Quads: Name (Quad Code)
Deadman Point (4112384), Dutch Creek (4112381), Figurehead Mtn. (4112383), Kangaroo Mtn. (4112382), Polar Bear Mtn. (4112385)

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.

Regional Map

Map

Presumed Extant

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Counties Quads

Selected References

Original Description:	Proceedings of the American Academy of Arts and Sciences 20:307 (1885)
Species Account:	Pedicularis howellii profile for potential Species of Conservation Concern evaluation (2022)