Utah Valley University Herbarium


Accession # 04776 
Family - UVUAPG III FamilyCronquist FamilyA Utah Flora
Species Xanthium strumarium L.
Infraspecific    var. canadense (Mill.) Torr. & Gray
Common name   Canada cocklebur
K.T. Harper   113  
Coll. Date 14 October 2000 
United States
Utah County
Locality Utah Valley State College;
Habitat Notes in upland area. 
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° 16'  49" N, 111° 43'  17" W
Township Range T6S, R2E, Sec. 21  
Datum Not recorded
Uncertainty Polygon diameter (with coordinate as origin): 1' (1800 m.)


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

     Xanthium strumarium var. canadense (P. Mill.) Torr. & Gray

     Xanthium acerosum Greene
     Xanthium californicum Greene
     Xanthium californicum var. rotundifolium Widder
     Xanthium campestre Greene
     Xanthium canadense P. Mill.
     Xanthium cavanillesii Schouw
     Xanthium cenchroides Millsp. & Sherff
     Xanthium commune Britt.
     Xanthium echinatum Murr.
     Xanthium glanduliferum Greene
     Xanthium italicum Moretti
     Xanthium macounii Britt.
     Xanthium oligacanthum Piper
     Xanthium oviforme Wallr.
     Xanthium pensylvanicum Wallr.
     Xanthium saccharatum Wallr.
     Xanthium speciosum Kearney
     Xanthium strumarium ssp. italicum (Moretti) D. Löve
     Xanthium strumarium var. oviforme (Wallr.) M.E. Peck
     Xanthium strumarium var. pensylvanicum (Wallr.) M.E. Peck
     Xanthium varians Greene

Common Name(s): Canada cocklebur, Canada cockleburr, cocklebur, common cocklebur, rough cocklebur, rough cockleburr.

Taxonomic Hierarchy: (ITIS TSN=530872, click for more information and references)

        Kingdom: Plantae
            Subkingdom: Tracheobionta
                Division: Magnoliophyta
                    Class: Magnoliopsida
                        Subclass: Asteridae
                            Order: Asterales
                                Family: Asteraceae
                                    Genus: Xanthium
                                        Species: Xanthium strumarium
                                            Variety: Xanthium strumarium var. canadense


Available images of this specimen (click to view):
specimen image: 04776s1.jpg

Images of other samples of the same species:
specimen image: 02595s1.jpg 
specimen image: 05529s1.jpg 
specimen image: 07060s1.jpg 
specimen image: 10893s1.jpg 

Nearby Accessions

Other accessions in the database collected near this one:

Accession Name Dist., dir.
05006 Acer rubrum      "red maple" 2423 ft. E
04548 Agrostis capillaris      "browntop" 2423 ft. E
15223 Ailanthus altissima      "tree of heaven" same section
15248 Ailanthus altissima      "tree of heaven" same section
15260 Ailanthus altissima      "tree of heaven" 2218 ft. N
04778 Amaranthus retroflexus      "redroot pigweed" same section
02600 Ambrosia artemisiifolia      "annual ragweed" same section
02619 Asclepias incarnata      "swamp milkweed" same section
02625 Asclepias speciosa      "showy milkweed" same section
01461 Astragalus drummondii      "Drummond's milkvetch" 1.4 mi. E
04772 Berula erecta      "cut-leaf water parsnip" same section
04770 Bidens cernua      "nodding beggarticks" same section
01457 Calochortus nuttallii      "sego lily" 1.4 mi. E
01455 Castilleja chromosa      "common paintbrush" 1.4 mi. E
02602 Chrysothamnus viscidiflorus  var. viscidiflorus  same section
02601 Chrysothamnus viscidiflorus  var. viscidiflorus  same section
02576 Corylus americana      "American hazelnut" same section
01459 Crepis acuminata      "tapertip hawksbeard" 1.4 mi. E
04768 Cyperus esculentus  var. leptostachyus   "yellow nutsedge" same section
01452 Delphinium nuttallianum      "meadow larkspur" 1.4 mi. E
04766 Digitaria sanguinalis      "hairy crabgrass" same section
02854 Diplotaxis muralis      "annual wall rocket" same section
04554 Distichlis spicata      "saltgrass" 2423 ft. E
04552 Echinochloa crus-galli      "barnyard grass" 2423 ft. E
02606 Elaeagnus angustifolia      "Russian olive" same section
02612 Elaeagnus angustifolia  var. angustifolia   "Russian olive" same section
15243 Elaeagnus angustifolia  var. angustifolia   "Russian olive" 1 mi. SE
14961 Elaeagnus angustifolia  var. angustifolia   "Russian olive" 1 mi. SE
04547 Elymus canadensis  var. canadensis   "Canada wildrye" 2423 ft. E
04762 Elymus trachycaulus      "slender wheatgrass" same section
04550 Elymus trachycaulus  subsp. trachycaulus   "slender wheatgrass" 2423 ft. E
02594 Eupatorium maculatum  var. bruneri   "spotted joe pye weed" same section
01454 Euphorbia brachycera      "horned spurge" 1.4 mi. E
01460 Geranium viscosissimum  var. incisum   "sticky purple geranium" 1.4 mi. E
01462 Hedysarum boreale  var. boreale   "Utah sweetvetch" 1.4 mi. E
02610 Helianthus annuus  subsp. lenticularis   "common sunflower" same section
10175 Holosteum umbellatum  var. umbellatum  same section
02621 Hordeum jubatum  subsp. intermedium   "intermediate foxtail" same section
01458 Ipomopsis aggregata  var. aggregata   "scarlet gilia" 1.4 mi. E
04777 Lemna minor      "common duckweed" same section
08686 Liquidambar styraciflua      "sweetgum" 2423 ft. E
04775 Machaeranthera tanacetifolia      "tanseyleaf tansy aster" same section
02613 Malva neglecta      "common mallow" same section
02605 Melilotus officinalis      "yellow sweetclover" same section
02599 Mentha citrata     same section
04553 Muhlenbergia asperifolia      "scratchgrass" 2423 ft. E
02608 Nepeta cataria      "catnip" same section
02626 Onopordum acanthium      "Scotch thistle" same section
04578 Panicum miliaceum      "broomcorn millet" 217 ft. N
04769 Phalaris arundinacea      "reed Canary grass" same section
01463 Phlox longifolia      "long-leaf phlox" 1.4 mi. E
04577 Phragmites australis      "common reed" 2423 ft. E
04764 Physalis longifolia      "long-leaf groundcherry" same section
02615 Plantago major      "common plantain" same section
02603 Polygonum persicaria      "spotted ladysthumb" same section
04556 Polypogon monspeliensis      "rabbit's foot grass" 2423 ft. E
02164 Populus deltoides  var. fremontii   "Fremont's cottonwood" 2423 ft. E
02598 Rosa canina      "dog rose" same section
01453 Rosa woodsii      "Woods' rose" 1.4 mi. E
04771 Rumex crispus      "curly dock" same section
02627 Rumex patientia      "patience dock" same section
04761 Sagittaria cuneata      "northern arrowhead" same section
04580 Sagittaria cuneata      "northern arrowhead" 2423 ft. E
14962 Salix       "willow" 1 mi. SE
04767 Schedonorus pratensis      "meadow fescue" same section
04765 Scirpus acutus     same section
02616 Scirpus americanus     same section
04549 Setaria viridis      "green bristle grass" 2423 ft. E
02609 Solanum dulcamara      "climbing nightshade" same section
04733 Solanum sarrachoides     same section
02596 Sonchus arvensis      "field sowthistle" same section
02617 Sonchus asper      "spiny sowthistle" same section
04551 Sporobolus cryptandrus      "sand dropseed" 2423 ft. E
02614 Symphyotrichum ascendens      "western aster" same section
02597 Tamarix chinensis      "five-stamen tamarisk" same section
04763 Thinopyrum ponticum      "tall wheatgrass" same section
02611 Tribulus terrestris      "puncturevine" same section
04779 Typha domingensis      "southern cattail" same section
02607 Typha latifolia      "broad-leaf cattail" same section
02604 Urtica dioica  var. occidentalis  same section
02593 Verbascum thapsus      "common mullein" same section
02624 Verbena hastata      "swamp verbena" same section
04773 Veronica anagallis-aquatica      "water speedwell" same section
01456 Wyethia amplexicaulis      "mule's ears" 1.4 mi. E
02595 Xanthium strumarium  var. canadense   "Canada cocklebur" same section


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

Name County Dist., dir. Elevation (ft.) 7.5' Quad Name
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 2009 ft. N 4593  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1996 ft. E 4639  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 2125 ft. E 4659  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 2975 ft. W 4538  Orem 
Geneva (Populated Place) Utah County, UT 0.6 mi. W 4534  Orem 
Grace Baptist Church (Church) Utah County, UT 0.8 mi. N 4597  Orem 
Orem School (School) Utah County, UT 1 mi. NE 4748  Orem 
Lakeridge Junior High School (School) Utah County, UT 0.9 mi. E 4718  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1 mi. NE 4748  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.3 mi. N 4731  Orem 
Mountain View High School (School) Utah County, UT 1.3 mi. NE 4744  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.4 mi. N 4741  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.4 mi. NE 4748  Orem 
Powell Slough Waterfowl Management Area (Park) Utah County, UT 1.2 mi. W 4502  Orem 
Suncrest School (School) Utah County, UT 1.5 mi. N 4744  Orem 
Vineyard School (School) Utah County, UT 1.5 mi. N 4561  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.4 mi. SE 4587  Orem 
Vineyard (Populated Place) Utah County, UT 1.5 mi. N 4561  Orem 
The Church of Jesus Christ of Latter Day Saints (Church) Utah County, UT 1.6 mi. S 4534  Orem 
Lakeview (Populated Place) Utah County, UT 1.6 mi. S 4534  Orem 


Taxon Links for species Xanthium strumarium  L.

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