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Calochortus flexuosus

S. Wats.

Weak-stem Mariposa Lily

G4Apparently Secure Found in 34 roadless areas NatureServe Explorer →
G4Apparently SecureGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.134097
Element CodePMLIL0D0G0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single nation
KingdomPlantae
PhylumAnthophyta
ClassMonocotyledoneae
OrderLiliales
FamilyLiliaceae
GenusCalochortus
Other Common Names
Weak-stemmed Mariposa Lily (EN) winding mariposa lily (EN) Winding Mariposa-lily (EN)
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 Date2004-12-15
Change Date1987-11-05
Edition Date1998-05-19
Edition AuthorsGRIES, D
Rank Reasons
Calochortus flexuosus is known from the Mojave Desert of eastern California west to southwestern Colorado.
Range Extent Comments
Mojave Desert of Colorado, Arizona, Utah, Nevada, and California (Kartesz, 1988). Also in New Mexico (Kartesz, 1998). In Colorado, occurs in the Four Corners region (Weber, 1996). In Utah, known from Beaver, Garfield, Kane, Millard, San Juan, and Washington Counties (Welsh, 1993).
Ecology & Habitat

Description

An attractive relative of the more common sego lily, the weak-stemmed mariposa lily varies from white to pink and has wildly contorted stems. Petals have a yellow band at the gland, which is densely covered with short processes and is surrounded by sparse hairs.

Habitat

Dry, rocky sites; 600-1700 m; creosote bush or sagebrush scrub (Hickman, 1993).
Other Nations (1)
United StatesNNR
ProvinceRankNative
ArizonaSNRYes
UtahSNRYes
NevadaS4Yes
ColoradoS2Yes
New MexicoSNRYes
CaliforniaSNRYes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (34)
Arizona (12)
AreaForestAcres
Big RidgeKaibab National Forest9,087
Black CanyonPrescott National Forest10,683
BoulderTonto National Forest40,359
Burro CanyonKaibab National Forest19,928
Cherry CreekTonto National Forest11,371
Cimarron HillsCoconino National Forest5,303
HackberryCoconino National Forest17,885
HellsgateTonto National Forest6,171
MazatzalTonto National Forest16,942
MuldoonPrescott National Forest5,821
Sierra Ancha Wilderness ContiguousTonto National Forest7,787
Walker MountainCoconino National Forest6,382
California (1)
AreaForestAcres
Circle MountainSan Bernardino National Forest6,375
Nevada (16)
AreaForestAcres
Angel Peak NorthHumboldt-Toiyabe National Forest12,577
Angel Peak SouthHumboldt-Toiyabe National Forest6,540
Bald Mtn.Humboldt-Toiyabe National Forest41,598
Charleston - CarpenterHumboldt-Toiyabe National Forest17,828
Charleston - Macks CynHumboldt-Toiyabe National Forest11,378
Charleston - McfarlandHumboldt-Toiyabe National Forest2,465
Grant - BrunoHumboldt-Toiyabe National Forest4,828
Grant - Lower ScofieldHumboldt-Toiyabe National Forest5,816
Grant - RimrockHumboldt-Toiyabe National Forest4,560
Grant - WiregrassHumboldt-Toiyabe National Forest8,541
La Madre - TroutHumboldt-Toiyabe National Forest2,101
Lovell Summit SouthHumboldt-Toiyabe National Forest28,455
PotosiHumboldt-Toiyabe National Forest5,145
QuinnHumboldt-Toiyabe National Forest62,459
Snake - MurphyHumboldt-Toiyabe National Forest27,064
Stirling - West DHumboldt-Toiyabe National Forest134
Utah (5)
AreaForestAcres
Cedar BenchDixie National Forest8,915
CottonwoodDixie National Forest6,754
Moody WashDixie National Forest31,835
Pine Valley MountainsDixie National Forest57,673
Rock CanyonDixie National Forest16,457
References (5)
  1. Flora of North America Editorial Committee (FNA). 2002a. Flora of North America north of Mexico. Vol. 26. Magnoliophyta: Liliidae: Liliales and Orchidales. Oxford Univ. Press, New York. xxvi + 723 pp.
  2. Hickman, J. C., ed. 1993. The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.
  3. Kartesz, J.T. 1988. A flora of Nevada. Ph.D. dissertation. Univ. of Nevada, Reno. 3 volumes. 1729 pp.
  4. 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.
  5. Weber, W.A., and R.C. Wittmann. 1996b. Colorado flora: Western slope. Univ. Press of Colorado, Niwot, Colorado. 496 pp.