Roadless Areas
Home/Species/ Douglas' Thistle

Cirsium douglasii

DC.

Douglas' Thistle

G4Apparently Secure (G4?) Found in 15 roadless areas NatureServe Explorer →
G4Apparently SecureGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.131906
Element CodePDAST2E0Y0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderAsterales
FamilyAsteraceae
GenusCirsium
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.
Taxonomic Comments
Called Cirsium breweri in older floras; see Intermountain Flora (Cronquist, 1994) for discussion.
Conservation Status
Review Date1993-06-23
Change Date1993-06-23
Edition Date1993-06-23
Edition AuthorsStoner, N. (1993)
Range Extent Comments
OR, CA (NW, Cascades, northern Sierra Nevada, south coast, San Fransisco Bay area, Modoc Plateau) and NV (Thomas Creek to Sierra Nevada foothills).
Ecology & Habitat

Habitat

Wet or moist meadows, 5800-8500 feet.
Other Nations (1)
United StatesNNR
ProvinceRankNative
CaliforniaSNRYes
OregonSNRYes
NevadaS2Yes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (15)
California (15)
AreaForestAcres
Big Butte ShinboneSix Rivers National Forest1,102
Bonanza KingShasta-Trinity National Forest16,402
Castle Crags AShasta-Trinity National Forest113
Castle Crags BShasta-Trinity National Forest1,619
Castle PeakTahoe National Forest14,974
Chips CreekLassen National Forest29,089
Cub CreekLassen National Forest8,643
Heart LakeLassen National Forest9,349
Lake EleanorShasta-Trinity National Forest397
Mt. EddyShasta-Trinity National Forest7,232
Orleans Mtn.Klamath National Forest49,090
RussianKlamath National Forest21,771
Snow MountainMendocino National Forest14,457
Timbered CraterLassen National Forest4,096
West GirardShasta-Trinity National Forest37,516
References (3)
  1. Hickman, J. C., ed. 1993. The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.
  2. Kartesz, J.T. 1988. A flora of Nevada. Ph.D. dissertation. Univ. of Nevada, Reno. 3 volumes. 1729 pp.
  3. 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.