Taxon Details

Zeltnera namophila

spring-loving centaury

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Taxon Summary:

Zeltnera namophila, commonly known as spring-loving centaury, is a annual herb in the Gentianaceae that is found in California and elsewhere. It occurs within Meadows and seeps, growing at elevations from 400 to 640 meters. Zeltnera namophila is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.

Classification

Scientific Name: Zeltnera namophila (Reveal, C.R. Broome & Beatley) G. Mans.
Common Name: spring-loving centaury
Family:	Gentianaceae
Element Code:	PDGEN020A0
USDA Plants Symbol:	ZENA2
Synonyms/Other Names: Centaurium namophilum Reveal, Broome & Beatley var. namophilum
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	FT
State List:	None
Global Rank:	G2
State Rank:	S1
Other Status:	SB_CalBG/RSABG
CRPR Changes:
Add Date:	2022-02-25
Date Edited:	2023-11-08

Ecology and Life History

Lifeform: annual herb

Blooming Period: Jul-Sep

Elevation:
400 - 640 meters
1310 - 2100 feet

General Habitats:

Meadows and seeps (alkaline)

Microhabitat Details: desert springs

Microhabitat:

Notes

Notes:
Threats: Threatened by groundwater pumping, feral horses, off-highway vehicles.
Taxonomy: Possibly intergrading with Z. exaltata outside of Ash Meadows region; needs further study. Original spelling ‘namophila’ may be correctable to ‘namatophila’ (International Plant Names Index).

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	5
	Total EOs	% of EOs
EOs with Threat Listed:	10	100 %
Altered flood/tidal/hydrologic regime	10	100%
Groundwater pumping	10	100%
Foot traffic/trampling	7	70%
ORV activity	6	60%
Development	3	30%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					10
A	B	C	D	X	U
0	0	0	0	3	7

Occurrence Status:
Historical >20 Years	3
Recent <=20 Years	7

Presence:
Presumed Extant	7
Possibly Extirpated	2
Presumed Extirpated	1

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Nevada (NV)

California Counties and Islands: Name (Code)
Inyo (INY)

Quads: Name (Quad Code)
Bole Spring (3611633), Death Valley Junction (3611634), Resting Spring (3511682), Shoshone (3511683), Tecopa (3511672)

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 Status Review:	Proposed Addition to California Rare Plant Rank 1B.1, G2Q / S1 (2022)
Original Description:	Torrey Botanical Club 100(6): 353 (1973)
Revised Nomenclature:	Taxon 53(3): 732 (2004)

CNPS Rare Plant Inventory