Species Details

Delphinium hutchinsoniae

Hutchinson's larkspur

View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist

Species Description:

Delphinium hutchinsoniae, commonly known as Hutchinson's larkspur, is a perennial herb in the Ranunculaceae that is found only in California. It occurs within Broadleafed upland forest, Chaparral, Coastal prairie, and Coastal scrub, growing at elevations from 0 to 427 meters. Delphinium hutchinsoniae is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Delphinium hutchinsoniae Ewan
Common Name: Hutchinson's larkspur
Family:	Ranunculaceae
Element Code:	PDRAN0B0V0
USDA Plants Symbol:	DEHU
Synonyms/Other Names:
Name Status:	JEP, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G2
State Rank:	S2
Other Status:	SB_UCSC; USFS_S
CRPR Changes:
Add Date:	1974-01-01
Date Edited:	2022-12-06

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Mar-Jun

Elevation:
0 - 427 meters
0 - 1400 feet

General Habitats:

Broadleafed upland forest
Chaparral
Coastal prairie
Coastal scrub

Microhabitat Details:

Microhabitat:

Notes

Notes: Threatened by foot traffic, non-native plants, recreational activities, grazing and trampling. See Bulletin of the Torrey Botanical Club 78:379 (1951) for original description.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	10
	Total EOs	% of EOs
EOs with Threat Listed:	16	59 %
Road/trail construction/maint.	7	25%
Grazing	6	22%
Erosion/runoff	5	18%
Development	3	11%
Non-native plant impacts	3	11%
Other	2	7%
Biocides	2	7%
Foot traffic/trampling	2	7%
Over-collecting/poaching	1	3%
Improper burning regime	1	3%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					27
A	B	C	D	X	U
4	4	7	1	2	9

Occurrence Status:
Historical >20 Years	20
Recent <=20 Years	7

Presence:
Presumed Extant	25
Possibly Extirpated	2
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)
Big Sur (3612137), Cone Peak (3612114), Lopez Point (3612115), Monterey (3612158), Mt. Carmel (3612147), Partington Ridge (3612126), Pfeiffer Point (3612127), Point Sur (3612138), Soberanes Point (3612148), Spreckels (3612156)

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

CNPS Rare Plant Inventory