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Castilleja arachnoidea

Greenm.

Cobwebby Indian-paintbrush

G3Vulnerable (G3G4) Found in 43 roadless areas NatureServe Explorer →
G3VulnerableGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.141377
Element CodePDSCR0D060
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single nation
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderScrophulariales
FamilyOrobanchaceae
GenusCastilleja
Concept Reference
Kartesz, J.T. 1999. A synonymized checklist and atlas with biological attributes for the vascular flora of the United States, Canada, and Greenland. First edition. In: Kartesz, J.T., and C.A. Meacham. Synthesis of the North American Flora, Version 1.0. North Carolina Botanical Garden, Chapel Hill, N.C.
Taxonomic Comments
Kartesz (1999) does not recognize infraspecific taxa. He treats plants sometimes called Castilleja arachnoidea ssp. shastensis as indistinct from the type and plants called C. arachnoidea ssp. schizotricha as a distinct species.
Conservation Status
Review Date2001-01-18
Change Date2001-01-18
Edition Date2001-01-18
Edition AuthorsMacBryde, Bruce
Rank Reasons
Castilleja arachnoidea is in west-central to southwestern Oregon, northern California (1700-3000 meters), and northwestern Nevada, occurring on open rocky slopes and flats in dry sandy or gravelly soil.
Ecology & Habitat
Other Nations (1)
United StatesN3
ProvinceRankNative
OregonSNRYes
NevadaS1Yes
CaliforniaSNRYes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (43)
California (31)
AreaForestAcres
Blue Creek Rare ISix Rivers National Forest12,134
Bucks LakePlumas National Forest680
Castle Crags AShasta-Trinity National Forest113
Castle Crags BShasta-Trinity National Forest1,619
Chips CreekLassen National Forest29,089
Chips CreekPlumas National Forest12,940
East ForkShasta-Trinity National Forest6,201
East YubaTahoe National Forest17,968
Heart LakeLassen National Forest9,349
Lake EleanorShasta-Trinity National Forest397
Middle ForkPlumas National Forest29,278
Mt. BidwellModoc National Forest11,687
Mt. EddyShasta-Trinity National Forest7,232
Mt. Shasta AShasta-Trinity National Forest676
Mt. Shasta BShasta-Trinity National Forest2,809
Mt. Shasta CShasta-Trinity National Forest292
Mt. VidaModoc National Forest7,771
Murphy GladeShasta-Trinity National Forest1,015
Onion SpringsLassen National Forest2,421
Orleans Mtn.Klamath National Forest49,090
Orleans Mtn. CSix Rivers National Forest15,589
RussianKlamath National Forest21,771
SiskiyouKlamath National Forest54,039
Siskiyou BSix Rivers National Forest18,871
SnoozerKlamath National Forest23,414
Snow MountainLassen National Forest2,165
Trail LakeLassen National Forest1,124
Weaver BallyShasta-Trinity National Forest829
West YubaPlumas National Forest6,071
West YubaTahoe National Forest16,059
Wild Cattle MtnLassen National Forest4,965
Oregon (12)
AreaForestAcres
BearwallowsDeschutes National Forest7,317
Bend WatershedDeschutes National Forest14,829
Crane MountainFremont National Forest23,096
Gold CreekWillamette National Forest1,364
Maiden PeakWillamette National Forest9,627
Maiden PeakDeschutes National Forest26,432
Mt. BaileyUmpqua National Forest18,401
Mt. ThielsenWinema National Forest1,153
SherwoodUmpqua National Forest2,449
Sky Lakes AWinema National Forest3,940
Waldo - LakeWillamette National Forest2,993
West - South BachelorDeschutes National Forest25,994
References (7)
  1. Cronquist, A., A.H. Holmgren, N.H. Holmgren, J.L. Reveal, and P.K. Holmgren. 1984. Intermountain Flora: Vascular Plants of the Intermountain West, U.S.A. Vol. 4, Subclass Asteridae (except Asteraceae). New York Botanical Garden, Bronx. 573 pp.
  2. Gillett, G.W., J.T. Howell, and H. Leschke. 1995. A flora of Lassen Volcanic National Park, California. Revised edition by V. Oswald, D. Showers, and M.A. Showers. California Native Plant Society Press, Davis. 216 pp.
  3. Hickman, J. C., ed. 1993. The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.
  4. Kartesz, J.T. 1988. A flora of Nevada. Ph.D. dissertation. Univ. of Nevada, Reno. 3 volumes. 1729 pp.
  5. Kartesz, J.T. 1999. A synonymized checklist and atlas with biological attributes for the vascular flora of the United States, Canada, and Greenland. First edition. In: Kartesz, J.T., and C.A. Meacham. Synthesis of the North American Flora, Version 1.0. North Carolina Botanical Garden, Chapel Hill, N.C.
  6. Oswald, V.H., and L. Ahart. 1994. Manual of the vascular plants of Butte County, California. California Native Plant Society, Sacramento. 348 pp.
  7. Peck, M.E. 1961. A manual of the higher plants of Oregon. 2nd edition. Binsford & Mort, Portland, Oregon. 936 pp.