Taxon Report

Thysanocarpus conchuliferus Greene

Santa Cruz Island fringepod

Print Report

Classification


Scientific Name:	Thysanocarpus conchuliferus Greene
Common Name:	Santa Cruz Island fringepod
Family:	Brassicaceae
Element Code:	PDBRA2Q060
USDA Plants Symbol:	THCO9
Synonyms/Other Names:

Ecology and Life History


Lifeform:	annual herb
Blooming Period: Mar-Apr(May)	Mar-Apr(May)
Elevation:	45-655 (150-2150)
General Habitats:	Chaparral, Cismontane woodland
Microhabitat:	Rocky
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G2?
State Rank:	S2
State List:	None
Fed List:	FE
Other Status:	SB_SBBG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	15
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	2
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	13

Location


California Endemic: True
California Counties and Islands: Name (Code)
Santa Barbara (SBA)
Quads: Name (Quad Code)
Santa Cruz Island B (3311986), Santa Cruz Island C (3311985)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	%

Notes



Known from fewer than fifteen occurrences; no plants present in 1993 or 1994 surveys, and only one known extant occurrence in 1995. Threatened by grazing, feral herbivores, and non-native plants.
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 26 December 2024].