Utah Valley University Herbarium


Accession # 12818 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Euphorbia brachycera Engelm.
Common name   horned spurge
D.M. Barnes   5726  
Coll. Date 30 May 2007 
United States
Locality American Fork Canyon, TR 038 N of junction to Midway and Cascade Springs.
     Elev.: 8094 ft. (2468 m.)
Habitat Notes S facing slope, along road, rocky soil. 
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° 31'  10" N, 111° 35'  15" 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):

     Euphorbia brachycera Engelm.

     Euphorbia brachycera var. robusta (Engelm.) Dorn
     Euphorbia lurida Engelm.
     Euphorbia montana Engelm.
     Euphorbia odontadenia Boiss.
     Euphorbia robusta (Engelm.) Small ex. Britt. & Br.
     Pyrenula leucoplaca (Wallr.) Korber
     Tithymalus brachycera (Engelm.) Small
     Tithymalus montanus (Engelm.) Small
     Tithymalus robustus (Engelm.) Small

Common Name(s): horned spurge.

Taxonomic Hierarchy: (ITIS TSN=28049, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Rosidae
                            Order: Euphorbiales
                                Family: Euphorbiaceae
                                    Genus: Euphorbia
                                        Species: Euphorbia brachycera


Available images of this specimen (click to view):
specimen image: 12818s1.jpg specimen image: 12818c1.jpg specimen image: 12818d1.jpg

Images of other samples of the same species:
specimen image: 00240s1.jpg 
specimen image: 01435s1.jpg 
specimen image: 01454s1.jpg 
specimen image: 03060s1.jpg 
specimen image: 03351s1.jpg 
specimen image: 03352s1.jpg 
specimen image: 04368s1.jpg 
specimen image: 04757s1.jpg 
specimen image: 06056s1.jpg 
specimen image: 06125s1.jpg 
specimen image: 06771s1.jpg 
specimen image: 08578s1.jpg 
specimen image: 12691s1.jpg 
specimen image: 12691d1.jpg 
specimen image: 12960d1.jpg 
specimen image: 12960s1.jpg 
specimen image: 12979s1.jpg 
specimen image: 12992s2.jpg 
specimen image: 12992c1.jpg 
specimen image: 12992d1.jpg 
specimen image: 15660s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
03819 Aconitum columbianum  var. columbianum   "western monkshood" 1.6 mi. E
03818 Anaphalis margaritacea      "western pearly everlasting" 1.6 mi. E
12811 Androsace septentrionalis      "pygmy-flowered rockjasmine" 1.1 mi. N
05033 Angelica kingii      "King's angelica" same section
03823 Asclepias speciosa      "showy milkweed" 1.6 mi. E
12813 Cardamine cordifolia      "heart-leaf bittercress" 1.1 mi. N
01778 Cardamine cordifolia  var. cordifolia   "heart-leaf bittercress" same section
12816 Carex hoodii      "Hood's sedge" 1.1 mi. N
12819 Castilleja applegatei  var. viscida   "sticky Applegate's paintbrush" same section
12807 Cerastium fontanum      "common mouse-ear chickweed" 1.1 mi. N
12805 Collinsia parviflora      "maiden blue eyed Mary" 1.1 mi. N
01770 Delphinium nuttallianum      "meadow larkspur" same section
05009 Draba brachystylis      "shortstyle whitlow-cress" same section
03817 Epilobium ciliatum      "fringed willowherb" 1.6 mi. E
05026 Erigeron arenarioides      "sand fleabane" same section
05034 Erigeron speciosus      "aspen fleabane" same section
12820 Erysimum repandum      "spreading wallflower" same section
05036 Eucephalus elegans      "elegant aster" same section
03828 Eucephalus engelmannii      "Engelmann's aster" 1.6 mi. E
12810 Fragaria virginiana  var. glauca   "mountain strawberry" 1.1 mi. N
01777 Hackelia patens  var. patens   "spotted stickseed" same section
05016 Helianthus nuttallii      "Nuttall's sunflower" same section
05030 Herrickia glauca      "grey aster" same section
05012 Heuchera rubescens  var. rubescens   "pink alumroot" same section
01769 Hydrophyllum capitatum  var. capitatum   "purple cat's breeches" same section
05028 Juncus tenuis      "poverty rush" same section
12806 Lepidium densiflorum  var. ramosum   "common peppercress" 1.1 mi. N
05013 Linanthus watsonii      "Watson's prickly phlox" same section
03829 Machaeranthera canescens  var. monticola   "mountain gray tansy aster" 1.6 mi. E
01779 Mahonia repens      "Oregongrape" same section
12817 Mertensia arizonica      "aspen bluebells" 1.1 mi. N
01767 Mimulus guttatus      "common monkeyflower" same section
01753 Mimulus guttatus      "common monkeyflower" 1.7 mi. N
05027 Orthocarpus tolmiei      "Tolmie's owl's-clover" same section
05011 Pellaea breweri      "Brewer's cliff brake" same section
12808 Penstemon leonardii  var. leonardii   "Leonard's beardtongue" 1.1 mi. N
05010 Petrophytum caespitosum      "rockmat" same section
12809 Phacelia hastata  var. alpina   "alpine silverleaf scorpionweed" 1.1 mi. N
12812 Ranunculus cardiophyllus      "heart-leaf buttercup" 1.1 mi. N
01755 Rosa woodsii      "Woods' rose" 1.7 mi. N
03081 Shepherdia canadensis      "Canada buffaloberry" 1.6 mi. E
12815 Smilacina stellata      "starry false Solomon's Seal" 1.1 mi. N
03820 Solidago lepida  var. salebrosa   "rough Canada goldenrod" 1.6 mi. E
06826 Swertia radiata      "elkweed" same section
05035 Symphyotrichum ascendens      "western aster" same section
12814 Valeriana occidentalis      "western valerian" 1.1 mi. N
06827 Valeriana occidentalis      "western valerian" same section


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
Forest Lake (Reservoir) Utah County, UT 2781 ft. S 8511  Brighton 
Bay State Tunnel (Mine) Utah County, UT 0.7 mi. N 7825  Brighton 
Baker Fork (Stream) Utah County, UT 0.9 mi. N   Brighton 
Dutchman Guard Station (Locale) Utah County, UT 0.9 mi. NW 7573  Brighton 
Miller Hill Tunnel (Mine) Utah County, UT 1.1 mi. N 7648  Brighton 
Sandy Baker Pass (Gap) Wasatch County, UT 0.9 mi. E 8734  Brighton 
Dutchman Mine (Mine) Utah County, UT 1 mi. NW 7602  Brighton 
Dry Fork (Valley) Utah County, UT 1.4 mi. N   Brighton 
Shaffer Fork (Stream) Utah County, UT 1.1 mi. W   Brighton 
Pole Line Pass (Gap) Wasatch County, UT 1.3 mi. NE 8941  Brighton 
Mary Ellen Gulch (Valley) Utah County, UT 1.2 mi. W   Dromedary Peak 
Pacific Mine (Mine) Utah County, UT 1.5 mi. N 7769  Brighton 
Mill Canyon Peak (Summit) Wasatch County, UT 1.7 mi. S 10270  Aspen Grove 
Texan Tunnel (Mine) Utah County, UT 1.6 mi. NW 8698  Brighton 
Mountain Dell Mine (Mine) Utah County, UT 1.8 mi. N 8475  Brighton 
Rock Spring (Spring) Utah County, UT 2 mi. S 9492  Aspen Grove 
Big Spring (Spring) Wasatch County, UT 1.6 mi. E 7776  Brighton 
Graveyard Flat (Flat) Utah County, UT 1.7 mi. W 7556  Brighton 
Ant Knolls (Summit) Wasatch County, UT 2.4 mi. N 9859  Brighton 
Centennial Tunnel (Tunnel) Utah County, UT 2.4 mi. N 8485  Brighton 


Taxon Links for species Euphorbia brachycera  Engelm.

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:

Zooming out might reveal more collections in other states.

Note: Printing this page will show all information sequentially.   edit