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Eriastrum luteum

(Benth.) Mason

Yellow-flower Woolstar

G2Imperiled Found in 1 roadless area NatureServe Explorer →
G2ImperiledGlobal Rank
HighThreat Impact
Identity
Unique IDELEMENT_GLOBAL.2.144080
Element CodePDPLM03080
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single state or province
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderSolanales
FamilyPolemoniaceae
GenusEriastrum
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 Date2016-08-03
Change Date2001-05-17
Edition Date2005-08-18
Edition AuthorsOliver, L., R. Bittman 2005
Threat ImpactHigh
Range Extent250-5000 square km (about 100-2000 square miles)
Number of Occurrences6 - 20
Rank Reasons
Eriastrum luteum is endemic to California and is known from Monterey and San Luis Obispo counties (CNPS 2001 and Hickman 1993). E. luteum is only known from about 9 extant occurrences in the central coast region of California; 4 occurrences are ranked good or better. None are protected and several list threats such as development, fuel break maintenance, OHVs and erosion.
Range Extent Comments
The known occurrences span about 490 sq mi.
Occurrences Comments
22 element occurrences are known of this California endemic, 12 of these are historical and 1 is extirpated.
Threat Impact Comments
Threats include development, fire breaks, OHV's, erosion and perhaps military operations on Ft. Hunter Liggett military reservation. The threats listed most frequently are development and fire break improvement. The main development is/was a proposed aqueduct which was to affect several occurrences.
Ecology & Habitat

Habitat

In sandy or gravelly soil on dry slopes within Chaparral, Foothill/Cismontane Woodland, and Mixed Evergreen Forest communities. 290 - 1000 m.
Terrestrial Habitats
Forest/WoodlandForest - MixedWoodland - MixedShrubland/chaparral
Other Nations (1)
United StatesN2
ProvinceRankNative
CaliforniaS2Yes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (1)
California (1)
AreaForestAcres
Black MountainLos Padres National Forest16,818
References (6)
  1. CalFlora. 2005. Information on California plants for education, research and conservation. Berkeley, California: The CalFlora Database [web application]. Available: http://www.calflora.org/. (Accessed 2005)
  2. California Native Plant Society (CNPS). 2001. Inventory of Rare and Endangered Plants of California (sixth edition). Rare Plant Scientific Advisory Committee, David P. Tibor, Convening Editor. California Native Plant Society. Sacramento, CA. x + 388pp.
  3. Hickman, J. C., ed. 1993. The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.
  4. Hoover, R.F. 1970. The vascular plants of San Luis Obispo County, California. Univ. California Press, Berkeley. 350 pp.
  5. 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.
  6. Munz, P.A., with D.D. Keck. 1959. A California flora. Univ. California Press, Berkeley. 1681 pp.