Taxon Report

Viola langsdorffii Ging.

Langsdorf's violet

Print Report

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

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: May-Jul	May-Jul
Elevation:	2-10 (5-35)
General Habitats:	Bogs and fens
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	2B.1
Global Rank:	G4G5
State Rank:	S1
State List:	None
Fed List:	None
Other Status:
CRPR Changes:	changed from 2.1 to 2B.1 on 2013-06-12

Occurrence Data from the CNDDB


Total Occurrences:	2
Element Occurrence Ranks:
Excellent (A)	1
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	1

Location


California Endemic: False
California Counties and Islands: Name (Code)
Del Norte (DNT)
Quads: Name (Quad Code)
Crescent City (4112472)

Threat List Data from the CNDDB


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

Notes



Known in CA only from Lake Earl and Pt. St. George. Status in OR needs clarification. See Madroño 40(2):135 (1993) for first CA record.
Threats:
Threatened by development.
Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 4 November 2025].