Taxon Report

Hazardia orcuttii (Gray) Greene

Orcutt's hazardia

Print Report

© 2011 Keir Morse

Classification


Scientific Name:	Hazardia orcuttii (Gray) Greene
Common Name:	Orcutt's hazardia
Family:	Asteraceae
Element Code:	PDAST4H070
USDA Plants Symbol:	HAOR3
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial evergreen shrub
Blooming Period: Aug-Oct	Aug-Oct
Elevation:	80-85 (260-280)
General Habitats:	Chaparral, Coastal scrub
Microhabitat:	Clay (often)
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.1
Global Rank:	G1
State Rank:	S1
State List:	CT
Fed List:	None
Other Status:	SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	5
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	2
Poor (D)	0
None (X)	0
Unknown (U)	3

Location


California Endemic: False
California Counties and Islands: Name (Code)
San Diego (SDG)
Quads: Name (Quad Code)
Encinitas (3311713), Rancho Santa Fe (3311712), San Luis Rey (3311723)

Threat List Data from the CNDDB


Threat List Total:	8
EOs with Threat Listed:	Total EOs	% of EOs
	2	40 %
Foot traffic/trampling	2	40%
Improper burning regime	1	20%
Insufficient population/stand size	1	20%
Non-native plant impacts	1	20%
ORV activity	1	20%
Recreational use (non-ORV)	1	20%
Development	1	20%
Erosion/runoff	1	20%

Notes



Threatened by recreational activities, foot traffic, and urbanization. Potentially threatened by alteration of fire regimes. Experimental plantings ongoing as of 2003. See Madroño 26(3):105-127 (1979) for revised nomenclature and 28(1):38 (1981) for first CA record.
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].