Species Details

Ivesia aperta var. canina

Dog Valley ivesia

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Classification

Scientific Name: Ivesia aperta (J.T. Howell) Munz var. canina B. Ertter
Common Name: Dog Valley ivesia
Family:	Rosaceae
Element Code:	PDROS0X012
USDA Plants Symbol:	IVAPC
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	None
State List:	None
Global Rank:	G2T1
State Rank:	S1
Other Status:	SB_UCSC; USFS_S
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Aug

Elevation:
1600 - 2000 meters
5250 - 6560 feet

General Habitats:

Lower montane coniferous forest (openings)
Meadows and seeps (xeric)

Microhabitat Details:

Microhabitat:

Rocky
Volcanic

Notes

Notes: Known only from Dog Valley. Threatened by reservoir and recreation development, and possibly by vehicle use and grazing. Interim management guide prepared by USFS in 1992. See Brittonia 40(4):398 (1988) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	7
	Total EOs	% of EOs
EOs with Threat Listed:	5	100 %
Dam/Inundation	4	80%
Grazing	4	80%
ORV activity	4	80%
Recreational use (non-ORV)	2	40%
Road/trail construction/maint.	2	40%
Logging	2	40%
Improper burning regime	1	20%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					5
A	B	C	D	X	U
0	0	2	0	0	3

Occurrence Status:
Historical >20 Years	4
Recent <=20 Years	1

Presence:
Presumed Extant	5
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

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

California Counties and Islands: Name (Code)
Sierra (SIE)

Quads: Name (Quad Code)
Dog Valley (3912051)

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 Rare Plant Inventory