Species Details

Sidalcea hickmanii ssp. hickmanii

Hickman's checkerbloom

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Classification

Scientific Name: Sidalcea hickmanii Greene ssp. hickmanii
Common Name: Hickman's checkerbloom
Family:	Malvaceae
Element Code:	PDMAL110A2
USDA Plants Symbol:	SIHIH
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G2T2
State Rank:	S2
Other Status:	SB_SBBG; USFS_S
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2024-04-02

Ecology and Life History

Lifeform: perennial herb

Blooming Period: May-Jul

Elevation:
335 - 1220 meters
1100 - 4005 feet

General Habitats:

Coastal bluff scrub
Chaparral (openings)
Cismontane woodland

Microhabitat Details:

Microhabitat:

Notes

Notes: Threatened by road maintenance. Possibly threatened by fire suppression and grazing. See Fremontia 6(2):8-14 (1978) for discussion of Marble-Cone fire and effects.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	8
	Total EOs	% of EOs
EOs with Threat Listed:	9	53 %
Road/trail construction/maint.	5	29%
Other	3	17%
Military operations	3	17%
Non-native plant impacts	2	11%
Feral pigs	1	5%
Foot traffic/trampling	1	5%
Grazing	1	5%
Wood cutting or brush clearing	1	5%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					17
A	B	C	D	X	U
1	6	0	0	0	10

Occurrence Status:
Historical >20 Years	15
Recent <=20 Years	2

Presence:
Presumed Extant	17
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Monterey (MNT)

Quads: Name (Quad Code)
Alder Peak (3512183), Bear Canyon (3612113), Burnett Peak (3512172), Cosio Knob (3612112), Jolon (3512182), Junipero Serra Peak (3612124), Lopez Point (3612115), Reliz Canyon (3612123), Tassajara Hot Springs (3612125), Thompson Canyon (3612122)

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