CNPS Inventory Plant Detail

Holmgrenanthe petrophila

Common Name:	rock lady
Family:	Plantaginaceae
Synonyms:	Maurandya petrophila
Element Code:	PDSCR2J010
Full Name:	Holmgrenanthe petrophila (Coville & C.V. Morton) Elisens
USDA PLANTS Symbol:	HOPE2

Biology
Lifeform: perennial herb Blooming Period: April - June Habitat: • Mojavean desert scrub (carbonate, rocky)

Rarity Status
CA Rare Plant Rank: 1B.2 Rare, threatened, or endangered in California and elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: CR Rare (07/82) 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	10

Presence:

Present Extant	Possibly Extirpated	Extirpated
10	0	0

Notes

Known from approximately ten occurrences in Titus and Fall canyons. USFWS uses the name Holmgrenanthe petrophila. See Journal of the Washington Academy of Sciences 25:291 (1935) for original description, and Systematic Botany Monographs 5:54-56 (1985) for revised nomenclature.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 1974-01-01
Last Update: 2011-02-08

Location

Elevation: 515 - 1675 meters

California Endemic: yes

States: California

California Counties and Islands: name (code)
Inyo (INY)

Quads: name (DWR code) USGS code
Wahguyhe Peak (368A) 36117H1, Fall Canyon (368C) 36117G2, Thimble Peak (368D) 36117G1

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

1084

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

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-117.0,36.75