Utah Valley University Herbarium


Accession # 16882 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Hymenoxys cooperi (A. Gray) Cockerell
Infraspecific    var. canescens (D.C. Eaton) K.F. Parker
Common name   Cooper's rubberweed
Steve Hegji   0207  
Coll. Date 12 June 2013 
United States
Tooele County
Locality Lakeside Mountains, Black Mountain, north side;
     Elev.: 6419 ft. (1957 m.)
Habitat Notes rocky hillside and outcrops, Lomatium, Haplopappus, Ribes. 
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 40° 50'  55.8" N, 112° 47'  52.59" 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.


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

     Hymenoxys cooperi var. canescens (D.C. Eat.) Parker

     Actinea canescens (D.C. Eat.) Blake

Common Name(s): Cooper frostmat, Cooper's hymenoxys, Cooper's rubberweed.

Taxonomic Hierarchy: (ITIS TSN=528534, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Asteridae
                            Order: Asterales
                                Family: Asteraceae
                                    Genus: Hymenoxys
                                        Species: Hymenoxys cooperi
                                            Variety: Hymenoxys cooperi var. canescens


Available images of this specimen (click to view):
specimen image: 16882s1.jpg specimen image: 16882a1.jpg specimen image: 16882b1.jpg specimen image: 16882c1.jpg

Images of other samples of the same species:
specimen image: 01317s2.jpg 
specimen image: 06105s2.jpg 
specimen image: 06552s3.jpg 
specimen image: 11941s3.jpg 
specimen image: 13599s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
15915 Cryptantha humilis      "round-spiked cat's eye" 668 ft. E
16885 Eremogone loisiae      "Lois' sandwort" 215 ft. E
16884 Erigeron arenarioides      "sand fleabane" 568 ft. E
15917 Haplopappus watsonii  var. rydbergii   "Rydberg's goldenbush" 1040 ft. E
16883 Leptodactylon watsonii     568 ft. E
15918 Lithophragma parviflorum      "small-flowered woodland-star" 798 ft. E
15914 Lomatium grayi      "Gray's biscuitroot" 410 ft. E
16886 Marrubium vulgare      "horehound" 432 ft. SE
15916 Phlox austromontana      "southern phlox" 760 ft. E
15919 Ranunculus andersonii      "Anderson's buttercup" 469 ft. E
15913 Ribes cereum      "wax currant" 210 ft. E


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Black Mountain (Summit) Tooele County, UT 509 ft. SW 6441  Delle 
Craner Spring (Spring) Tooele County, UT 2 mi. N 5227  Craner Peak 
Marblehead Plant (Locale) Tooele County, UT 1.7 mi. W 4928  Delle 
Craner Peak (Summit) Tooele County, UT 2.4 mi. N 6608  Craner Peak 
Vindicator Canyon (Valley) Tooele County, UT 3 mi. N   Craner Peak 
Table Mountain (Summit) Tooele County, UT 2.9 mi. NE 5158  Craner Peak 
Right Fork Carter Canyon (Valley) Tooele County, UT 2.9 mi. NE   Delle 
Delle Well (Well) Tooele County, UT 3.6 mi. S 4423  Delle 
Fera Well Number 80 (Well) Tooele County, UT 3 mi. NE 4262  Poverty Point 
Dead Cow Point (Cliff) Tooele County, UT 3.1 mi. E 4272  Poverty Point 
Rowley (Locale) Tooele County, UT 3.9 mi. N 4357  Craner Peak 
Black Mountain (Summit) Tooele County, UT 3.8 mi. N 6418  Craner Peak 
Marblehead Quarry (Mine) Tooele County, UT 3.7 mi. NW 5230  Craner Peak 
Craner Canyon (Valley) Tooele County, UT 4.1 mi. N   Delle 
Black Knoll (Summit) Tooele County, UT 3.6 mi. E 4252  Poverty Point 
Poverty Point (Cliff) Tooele County, UT 4.3 mi. SE 4311  Poverty Point 
Johnson Well (Well) Tooele County, UT 4.9 mi. N 4278  Craner Peak 
Government Well Number 82 (Well) Tooele County, UT 4.1 mi. W 4528  Delle 
Craner Flat (Flat) Tooele County, UT 5.2 mi. N 4229  Craner Peak 
Indian Knoll (Summit) Tooele County, UT 5.6 mi. N 4347  Craner Peak 


Taxon Links for species Hymenoxys cooperi  (A. Gray) Cockerell

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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