Robert W. Freckmann Herbarium


  Xanthium spinosum L. image
Photographer: PNW Weed Management Handbook           

(c)Barry A. Rice/The Nature Conservancy

(c)John M. Randall/The Nature Conservancy

(c)John M. Randall/The Nature Conservancy

from USDA Plants Website

Kurt Stüber

Kurt Stüber
Family Asteraceae
Xanthium spinosum L.
spiny cocklebur
Xanthium: from a Greek word meaning "yellow"
spinosum: spiny
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Introduced - adventive
Plant: erect, annual, 1'-4' tall forb with rough stems
Flower: head green; inflorescence of 1 to a few heads in leaf axils; blooms July-Oct.
Fruit:thick dry seeds, clustered in a 1/3" cylindrical bur with thin hooked prickles
Leaf:lance-like, tapering to base, silvery beneath, with 1/3" - 3/4" yellow spine in the axils
Habitat: disturbed sites
(Glossary)

More Information Natural Communities Herbarium Specimens
All Xanthium list Ethnobotany Information Google- Images or Text

Flora of North America (off site)
Synonyms 
There are no synonyms for this taxon.

         
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