Species Details

Pilostyles thurberi

Thurber's pilostyles

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Classification

Scientific Name: Pilostyles thurberi Gray
Common Name: Thurber's pilostyles
Family:	Apodanthaceae
Element Code:	PDRAF01010
USDA Plants Symbol:	PITH
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	4.3
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S4
Other Status:
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial herb (parasitic)
Blooming Period: Dec-Apr
Elevation: 0 - 365 meters 0 - 1200 feet
General Habitat: Sonoran desert scrub
General Micro Habitat:
Micro Habitat:

Notes

Notes: Grows inside the stems of Psorothamnus, especially P. emoryi; flowers on the stems of its host. See Fremontia 5(3):20-22 (1977) for species account, and Madroño 26(4):189 (1979) for distributional information.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					26
A	B	C	D	X	U
1	0	0	0	0	25

Occurrence Status:
Historical >20 Years	26
Recent <=20 Years	0

Presence:
Presumed Extant	26
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Arizona (AZ), Baja California (BA), California (CA), Nevada (NV), New Mexico (NM), Sonora, Mexico (SO), Texas (TX)

California Counties and Islands: Name (Code)
Imperial (IMP), San Diego (SDG)

Quads: Name (Quad Code)
Grays Well NE (3211467), Borrego Mountain (3311622), Brawley NW (3211586), Cactus (3211478), Carrizo Mtn. (3211671), Clark Lake (3311633), Coyote Wells (3211568), Fonts Point (3311632), Harpers Well (3311518), In-ko-pah Gorge (3211661), Kane Spring (3311517), Kane Spring NW (3311528), Mount Signal (3211566), Painted Gorge (3211578), Plaster City (3211577), Seventeen Palms (3311631), Shell Reef (3311621), Superstition Mtn. (3211587), Sweeney Pass (3211672), Yuha Basin (3211567)

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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Counties Quads

CNPS Rare Plant Inventory