Home/Species/ Nuttall's Horsebrush

Tetradymia nuttallii

Torr. & Gray

Nuttall's Horsebrush

G3Vulnerable (G3G4) Found in 2 roadless areas NatureServe Explorer →

G3VulnerableGlobal Rank

Identity

Unique IDELEMENT_GLOBAL.2.139658

Element CodePDAST95070

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryVascular Plant

KingdomPlantae

PhylumAnthophyta

ClassDicotyledoneae

OrderAsterales

FamilyAsteraceae

GenusTetradymia

Other Common Names

Nuttall's horsebrush (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 Date1993-09-30

Change Date1993-09-30

Edition Date1993-09-30

Edition AuthorsStoner, N.; Rev. C. Annable, rev. J. Beckman (3/96)

Rank Reasons

Ranging from southern Wyoming south and west to western Colorado, Utah and into one eastern county of Nevada in brushlands and pinyon-juniper communities. Cronquist (1994) and Albee et al. (1988) indicate an irregular, although widespread distribution throughout most of northern Utah.

Range Extent Comments

Found in Utah (Beaver, Box Elder, Daggett, Duchesne, Juab, Millard, Sampete, Sevier, Utah, Wayne and Uintah Counties (Welsh et al. 1993). Nevada (only from the west slope of Pilot Peak to road from the Ruby Marshes, Elko County (Kartesz 1988). Southwestern and southeastern Wyoming (Dorn 1977). Western Colorado (Weber 1987).

Occurrences Comments

Rare in Nevada (Kartesz 1988). Widespread in Uinta Basin, Utah (Goodrich and Neese 1986). Occurring irregularly across Utah (Cronquist 1994). 34 sites in Utah (Albee et al. 1988).

Ecology & Habitat

Habitat

Shadscale, greasewood, sagebrush-rabbitbrush, and pinyon juniper communities at 1370-1830 meters (Welsh et al. 1993). Stony ground, river benches and valleys (Weber 1987).

Other Nations (1)

United StatesN3

Province	Rank	Native
Wyoming	S3	Yes
Utah	SNR	Yes
Colorado	S2	Yes
Nevada	S2	Yes

Plant Characteristics

Economic Value (Genus)No

Roadless Areas (2)

Nevada (1)

Area	Forest	Acres
South Schell	Humboldt-Toiyabe National Forest	125,614

Utah (1)

Area	Forest	Acres
0419020	Ashley National Forest	355,684

References (9)

Albee, B.J., L.M. Shultz, and S. Goodrich. 1988. Atlas of the vascular plants of Utah. Utah Museum Natural History Occasional Publication 7, Salt Lake City, Utah. 670 pp.
Cronquist, A. 1994. Asterales. In A. Cronquist, A.H. Holmgren, N.H. Holmgren, J.L. Reveal, and P.K. Holmgren. Intermountain flora: Vascular plants of the Intermountain West, U.S.A. Vol. 5. New York Botanical Garden, Bronx. 496 pp.
Dorn, R.D. 1977. Manual of the vascular plants of Wyoming. 2 vols. Garland Publishing, Incorporated, New York. 1498 pp.
Flora of North America Editorial Committee (FNA). 2006b. Flora of North America north of Mexico. Vol. 20. Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford Univ. Press, New York. xxii + 666 pp.
Goodrich, S., and E. Neese. 1986. Uinta Basin flora. U.S. Forest Service, Intermountain Region, Ogden, Utah. 320 pp.
Kartesz, J.T. 1988. A flora of Nevada. Ph.D. dissertation. Univ. of Nevada, Reno. 3 volumes. 1729 pp.
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.
Weber, W.A. 1987. Colorado flora: Western slope. Colorado Associated University Press. Boulder. 530 pp.
Welsh, S.L., N.D. Atwood, S. Goodrich, and L.C. Higgins (eds.) 1993. A Utah flora. 2nd edition. Brigham Young Univ., Provo, Utah. 986 pp.