Taxon Report

Delphinium variegatum T. & G. ssp. thornei Munz

Thorne's royal larkspur

Print Report

Classification


Scientific Name:	Delphinium variegatum T. & G. ssp. thornei Munz
Common Name:	Thorne's royal larkspur
Family:	Ranunculaceae
Element Code:	PDRAN0B1X2
USDA Plants Symbol:	DEVAT
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial herb
Blooming Period: (Mar)Apr-May	(Mar)Apr-May
Elevation:	250-575 (820-1885)
General Habitats:	Cismontane woodland, Valley and foothill grassland
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.1
Global Rank:	G4T1
State Rank:	S1
State List:	None
Fed List:	None
Other Status:	SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	15
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	15

Location


California Endemic: True
California Counties and Islands: Name (Code)
Los Angeles (LAX)
Quads: Name (Quad Code)
San Clemente Island Central (3211874), San Clemente Island South (3211873)

Threat List Data from the CNDDB


Threat List Total:	1
EOs with Threat Listed:	Total EOs	% of EOs
	1	7 %
Erosion/runoff	1	6%

Notes



Known from fewer than ten occurrences. Feral herbivores removed from SCM Isl., and vegetation recovering. May be difficult to distinguish from ssp. kinkiense; see Madroño 47(2):116-126 (2000) for discussion.
Threats:

Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 December 2024].