Species Details

Monotropa uniflora

ghost-pipe

Download Report Calflora eFlora CCH CalPhotos

Classification

Scientific Name: Monotropa uniflora L.
Common Name: ghost-pipe
Family:	Ericaceae
Element Code:	PDMON03030
USDA Plants Symbol:	MOUN3
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	2B.2
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S2
Other Status:	SB_CalBG/RSABG
CRPR Changes: changed from 2.2 to 2B.2 on 2013-06-12
Add Date:	1974-01-01
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: perennial herb (achlorophyllous)

Blooming Period: Jun-Aug(Sep)

Elevation:
10 - 550 meters
35 - 1805 feet

General Habitats:

Broadleafed upland forest
North Coast coniferous forest

Microhabitat Details:

Microhabitat:

Notes

Notes:
Threats: Threatened by foot traffic, recreational activities, road maintenance, logging and associated road usage.
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	11
	Total EOs	% of EOs
EOs with Threat Listed:	102	87 %
Logging	84	71%
Foot traffic/trampling	29	24%
Other	28	23%
Road/trail construction/maint.	24	20%
Erosion/runoff	6	5%
Non-native plant impacts	3	2%
Biocides	3	2%
Development	1	0%
Grazing	1	0%
Recreational use (non-ORV)	1	0%
Wood cutting or brush clearing	1	0%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					117
A	B	C	D	X	U
2	28	53	16	0	18

Occurrence Status:
Historical >20 Years	8
Recent <=20 Years	109

Presence:
Presumed Extant	117
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Alabama (AL), Alaska (AK), Arkansas (AR), California (CA), Connecticut (CT), Delaware (DE), District of Columbia (DC), Florida (FL), Georgia (GA), Idaho (ID), Illinois (IL), Indiana (IN), Iowa (IA), Kansas (KS), Kentucky (KY), Louisiana (LA), Maine (ME), Maryland (MD), Massachusetts (MA), Michigan (MI), Minnesota (MN), Mississippi (MS), Missouri (MO), Montana (MT), Nebraska (NE), New Hampshire (NH), New Jersey (NJ), New York (NY), North Carolina (NC), North Dakota (ND), Ohio (OH), Oklahoma (OK), Oregon (OR), Pennsylvania (PA), Rhode Island (RI), South America (SA), South Carolina (SC), Tennessee (TN), Texas (TX), Vermont (VT), Virginia (VA), Washington (WA), West Virginia (WV), Wisconsin (WI)

California Counties and Islands: Name (Code)
Del Norte (DNT), Humboldt (HUM), Siskiyou (SIS)

Quads: Name (Quad Code)
Ah Pah Ridge (4112348), Arcata South (4012471), Blue Creek Mtn. (4112347), Childs Hill (4112461), Crescent City (4112472), Deadman Point (4112384), Dutch Creek (4112381), Eureka (4012472), Fern Canyon (4112441), High Divide (4112481), Hiouchi (4112471), Holter Ridge (4112338), Klamath Glen (4112358), Orick (4112431), Requa (4112451), Smith River (4112482), Trinidad (4112412)

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

Click on quad for name. Hold Shift Key to use mouse scroll wheel

Selected References

Species Account:	Monotropa uniflora profile for potential Species of Conservation Concern evaluation (2018)
Other:	USFS Potential Species of Conservation Concern Profile