CNPS Inventory Plant Detail

Juncus digitatus

Common Name:	finger rush
Family:	Juncaceae
Synonyms:
Element Code:	PMJUN013E0
Full Name:	Juncus digitatus C. Witham & Zika
USDA PLANTS Symbol:

Biology
Lifeform: annual herb Blooming Period: April - June Habitat: • Cismontane woodland (openings) • Lower montane coniferous forest (openings) • Vernal pools (xeric)

Rarity Status
Rare Plant Rank: 1B.1 Rare, threatened, or endangered in California and elsewhere .1: Seriously endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S1 S1: Critically Imperiled. Global Rank: G1 G1: Critically Imperiled.

Occurrence Data from DFG
California Natural Diversity Database

Historic >20 yrs	Recent <=20 yrs
0	3

Presence:

Present Extant	Possibly Extirpated	Extirpated
3	0	0

Notes

Known from only two occurrences in SHA Co.; one occurrence is threatened by ornamental rock mining and the other is threatened by water diversion. A third occurrence in NEV Co. is threatened by development and hydrological alterations. See J. Botanical Research Institute of Texas 2(2):775-781 (2008) for original description.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 2009-01-02
Last Update: 2011-09-20

Location

Elevation: 660 - 790 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Nevada (NEV), Shasta (SHA)

Quads: name (DWR code) USGS code
Grass Valley (542A) 39121B1, Shingletown (627B) 40121D8, Hagaman Gulch (645D) 40121E7

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

3355

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Wildlife: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society. Sacramento, CA. Accessed on .

-121.875,40.375