Utah Valley University Herbarium


Accession # 09107 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Cirsium wheeleri (A. Gray) Petr.
Common name   Wheeler's thistle
Donna M. Barnes   3667  
Coll. Date 27 June 2003 
United States
Millard County
Locality along dirt road (Paiute ATV Trail), ca. 7 miles from mile marker 151 on Hwy 50, between Scipio and Salina, [Pahvant Range, N end of Mahogany Ridge, along FR 102, ca. 9.3 road miles W of the intersection with U.S. Highway 50];
     Elev.: 9064 ft. (2763 m.)
Habitat Notes rocky, S facing slope; sage-woods rose community. 
Climate NCDC temperatures, daily high (red), daily average (green) and daily low (blue), from 1970 to 2000 at this location.   NCDC average monthly precipitation from 1970 to 2000 at this location.
Latitude Longitude 38° 57'  36" N, 112° 6'  12" W
Datum WGS84 
Uncertainty Polygon diameter (with coordinate as origin): GPS
Georef. Notes This coordinate was obtained by a GPS unit and an error estimate was not recorded by the user. However due to the accuracy of most units, a polygon diameter between 25 and 250 meters could reasonably be assumed.
Specimen Notes Sheet 1 of 2. 


Synonyms recognized by ITIS (bold taxon is currently accepted):

     Cirsium wheeleri (Gray) Petrak

     Cirsium blumeri Petrak
     Cirsium perennans (Greene) Woot. & Standl.
     Cnicus wheeleri Gray

Common Name(s): Wheeler thistle, Wheeler's thistle.

Taxonomic Hierarchy: (ITIS TSN=36429, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Asteridae
                            Order: Asterales
                                Family: Asteraceae
                                    Genus: Cirsium
                                        Species: Cirsium wheeleri


Available images of this specimen (click to view):
specimen image: 09107s3.jpg specimen image: 09107s4.jpg

Images of other samples of the same species:
specimen image: 03243s5.jpg 
specimen image: 11936s3.jpg 
specimen image: 13225s1.jpg 
specimen image: 13225s2.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
09077 Achnatherum hymenoides      "Indian ricegrass" 1.2 mi. N
09066 Astragalus megacarpus  var. parryi   "Parry's bladderpod milkvetch" same section
09078 Astragalus piutensis      "Marysvale milkvetch" 1.2 mi. N
09071 Boechera holboellii  var. pinetorum  1.2 mi. N
09076 Bromus inermis      "smooth brome" 1.2 mi. N
13225 Cirsium wheeleri      "Wheeler's thistle" same section
09075 Dactylis glomerata      "orchard grass" 1.2 mi. N
09073 Erigeron eatonii  var. eatonii   "Eaton's fleabane" 1.2 mi. N
09070 Linum kingii      "King's flax" 2682 ft. NW
09068 Lomatium graveolens  var. graveolens   "King's biscuitroot" 2682 ft. NW
09065 Machaeranthera canescens  var. canescens   "gray tansy aster" same section
09069 Noccaea montana  var. montana   "alpine pennycress" 2682 ft. NW
09080 Oenothera cespitosa  var. cespitosa   "tufted evening primrose" 1.2 mi. N
09079 Penstemon eatonii  var. eatonii  1.2 mi. N
09067 Penstemon longiflorus      "long-flowered beardtongue" 2682 ft. NW
09064 Penstemon longiflorus      "long-flowered beardtongue" same section
09074 Taraxacum officinale      "common dandelion" 1.2 mi. N
09072 Viola canadensis      "Canadian white violet" 1.2 mi. N


Nearby locations from the USGS Geographic Name Information System (GNIS) database:

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Mahogany Ridge (Ridge) Sevier County, UT 1 mi. S 8698  Beehive Peak 
Willow Creek Spring (Spring) Millard County, UT 1.2 mi. N 7776  Beehive Peak 
Willow Creek Peak (Summit) Millard County, UT 1.5 mi. NW 9643  Mount Catherine 
Willow Creek Ridge (Ridge) Millard County, UT 1.8 mi. N 8462  Beehive Peak 
Kennedy Fork (Valley) Sevier County, UT 1.8 mi. SE   Mount Catherine 
Bean Canyon (Valley) Sevier County, UT 1.8 mi. SE   Mount Catherine 
Rock Springs Ridge (Ridge) Sevier County, UT 2.1 mi. S 8199  Beehive Peak 
Sweetwater Canyon (Valley) Sevier County, UT 2.2 mi. S   Beehive Peak 
Beehive Peak (Summit) Sevier County, UT 2.1 mi. SE 9029  Beehive Peak 
Indian Springs Guard Station (Locale) Millard County, UT 1.9 mi. SW 9177  Mount Catherine 
Indian Springs (Spring) Millard County, UT 2 mi. SW 9233  Mount Catherine 
Rock Canyon (Valley) Millard County, UT 2.1 mi. NW   Mount Catherine 
Pharo Ridge (Ridge) Millard County, UT 2.8 mi. N 8662  Scipio Lake 
Willow Creek Canyon (Valley) Millard County, UT 2.7 mi. NE   Beehive Peak 
Nightgown Ridge (Ridge) Sevier County, UT 3.2 mi. S 8137  Beehive Peak 
Left Fork Rock Canyon (Valley) Millard County, UT 3.4 mi. N   Scipio Lake 
Jacks Peak (Summit) Millard County, UT 3 mi. NW 9817  Mount Catherine 
Broad Canyon (Valley) Millard County, UT 2.7 mi. W   Mount Catherine 
Amos Canyon (Valley) Millard County, UT 2.7 mi. E   Beehive Peak 
Teeples Ridge (Ridge) Millard County, UT 2.9 mi. NW 9607  Mount Catherine 


Taxon Links for species Cirsium wheeleri  (A. Gray) Petr.

CalPhotos, Berkeley Digital Library Project

CNPS Manual of California Vegetation Database

USDA Plants database
University of Washington Herbarium: Plants of Washington (images)

Texas A&M University: Image Library (images)

Lady Bird Johnson's Wildflower Center

Google Images

External link to this species in the UVU Herbarium:

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