Taxon Report

Stellaria longifolia Willd.

long-leaved starwort

Print Report

©2016 Keir Morse

Classification


Scientific Name:	Stellaria longifolia Willd.
Common Name:	long-leaved starwort
Family:	Caryophyllaceae
Element Code:	PDCAR0X0M0
USDA Plants Symbol:	STLO
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial rhizomatous herb
Blooming Period: May-Aug	May-Aug
Elevation:	900-1830 (2955-6005)
General Habitats:	Bogs and fens, Meadows and seeps, Riparian woodland, Upper montane coniferous forest
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	2B.2
Global Rank:	G5
State Rank:	S2
State List:	None
Fed List:	None
Other Status:
CRPR Changes:	changed from 2.2 to 2B.2 on 2013-06-12

Occurrence Data from the CNDDB


Total Occurrences:	18
Element Occurrence Ranks:
Excellent (A)	2
Good (B)	9
Fair (C)	1
Poor (D)	0
None (X)	0
Unknown (U)	6

Location


California Endemic: False
California Counties and Islands: Name (Code)
Butte (BUT), Plumas (PLU), Shasta (SHA), Tehama (TEH)
Quads: Name (Quad Code)
Bucks Lake (3912182), Burney (4012186), Butte Meadows (4012115), Childs Meadows (4012134), Fall River Mills (4112114), Haskins Valley (3912172), Humboldt Peak (4012124), Humbug Valley (4012123), Jonesville (4012114), Miller Mtn. (4012167), Mineral (4012135), Red Cinder (4012142), Timbered Crater (4112124)

Threat List Data from the CNDDB


Threat List Total:	6
EOs with Threat Listed:	Total EOs	% of EOs
	7	39 %
Logging	3	16%
Road/trail construction/maint.	2	11%
Grazing	2	11%
Waterway bank protection/maintenance	1	5%
Altered flood/tidal/hydrologic regime	1	5%
Foot traffic/trampling	1	5%

Notes



Known in CA from approximately ten occurrences. Threatened by road maintenance, logging, and altered hydrology.
Threats:

Taxonomy:

Selected References

USFS Potential Species of Conservation Concern Profile

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 7 January 2025].