Taxon Details

Viola langsdorffii

Langsdorf's violet

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Taxon Summary:

Viola langsdorffii, commonly known as Langsdorf's violet, is a perennial herb in the Violaceae that is found in California and elsewhere. It occurs within Bogs and fens, growing at elevations from 2 to 10 meters. Viola langsdorffii is ranked 2B.1, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Seriously threatened in California.

Classification

Scientific Name: Viola langsdorffii Ging.
Common Name: Langsdorf's violet
Family:	Violaceae
Element Code:	PDVIO04100
USDA Plants Symbol:	VILA6
Synonyms/Other Names: Viola langsdorfii
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.1
Fed List:	None
State List:	None
Global Rank:	G4G5
State Rank:	S1
Other Status:
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2024-08-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: May-Jul

Elevation:
2 - 10 meters
5 - 35 feet

General Habitats:

Bogs and fens (coastal)

Microhabitat Details:

Microhabitat:

Notes

Notes: Known in CA only from Lake Earl and Pt. St. George. Status in OR needs clarification. Threatened by development. Not in TJM (1993). See Madroño 40(2):135 (1993) for first CA record.
Threats: Threatened by development.
Taxonomy: Not in TJM (1993).

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	1
	Total EOs	% of EOs
EOs with Threat Listed:	1	50 %
ORV activity	1	50%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					2
A	B	C	D	X	U
1	0	0	0	0	1

Occurrence Status:
Historical >20 Years	2
Recent <=20 Years	0

Presence:
Presumed Extant	2
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Alaska (AK), California (CA), Oregon (OR), Washington (WA)

California Counties and Islands: Name (Code)
Del Norte (DNT)

Quads: Name (Quad Code)
Crescent City (4112472)

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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CNPS Rare Plant Inventory