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Home/Species/ Orcutt's Spineflower

Chorizanthe parryi

S. Wats.

Orcutt's Spineflower

G3Vulnerable Found in 3 roadless areas NatureServe Explorer →
G3VulnerableGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.135127
Element CodePDPGN040J0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single state or province
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderPolygonales
FamilyPolygonaceae
GenusChorizanthe
Concept Reference
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Conservation Status
Review Date2016-03-24
Change Date2016-03-24
Edition Date1998-03-20
Edition AuthorsD. Gries
Number of Occurrences6 - 20
Rank Reasons
Endemic to California, Chorizanthe parryi is known from approximately twenty extant occurrences in Riverside and San Bernardino Counties. It is extirpated in Los Angeles and Orange Counties. Urbanization seriously threatens this taxon.
Range Extent Comments
California endemic, Los Angeles (perhaps extirpated), Orange (extirpated), Riverside, and San Bernardino Counties.
Occurrences Comments
Known from about twenty occurrences as C. parryi var. parryi; C. parryi var. fernandina is thought to be extirpated (Skinner, 1997).
Threat Impact Comments
Urbanization.
Ecology & Habitat

Habitat

Coastal scrub, chaparral; sandy or rocky soils, openings (Skinner, 1997).
Terrestrial Habitats
Shrubland/chaparral
Other Nations (1)
United StatesN3
ProvinceRankNative
CaliforniaSNRYes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (3)
California (3)
AreaForestAcres
CajonSan Bernardino National Forest7,548
Red MountainAngeles National Forest8,034
TuleAngeles National Forest9,861
References (3)
  1. Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
  2. Skinner, M.W., and B.M. Pavlik, eds. 1997 (1994). Inventory of rare and endangered vascular plants of California. 1997 Electronic Inventory Update of 1994 5th edition, California Native Plant Society, Special Publication No. 1, Sacramento.
  3. U.S. Fish and Wildlife Service (USFWS). 2018. Withdrawal of the Proposed Rule to list <i>Chorizanthe parryi </i>var. <i>fernandina </i>(San Fernando Valley Spineflower). Proposed rule; withdrawal.  Federal Register 83(51): 11453-11474.