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Xanthium strumarium var. glabratum
Xanthium strumarium L. var. glabratum (DC.) Cronquist
Rough Cocklebur
Asteraceae (Aster Family)
Synonym(s): Xanthium americanum, Xanthium calvum, Xanthium chasei, Xanthium chinense, Xanthium curvescens, Xanthium cylindraceum, Xanthium echinellum, Xanthium globosum, Xanthium inflexum, Xanthium macrocarpum var. glabratum, Xanthium occidentale, Xanthium orientale, Xanthium strumarium var. wootonii, Xanthium strumarium var. wootonii, Xanthium wootonii
USDA Symbol: XASTG
USDA Native Status: L48 (N), PR (N), VI (N), CAN (N)
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Plant Characteristics
Duration: AnnualHabit: Herb
Size Notes: Up to about 6 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom Information
Bloom Color: White , GreenBloom Time: Jul , Aug , Sep , Oct
Distribution
USA: AL , AR , CA , CT , DC , DE , FL , GA , IA , ID , IL , IN , KS , KY , LA , MA , MD , MI , MN , MO , MS , NC , NE , NJ , NM , NY , OH , OK , OR , PA , RI , SC , TN , TX , VA , VT , WA , WI , WVCanada: BC , ON , QC , SK
Web Reference
Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Additional resources
USDA: Find Xanthium strumarium var. glabratum in USDA PlantsFNA: Find Xanthium strumarium var. glabratum in the Flora of North America (if available)
Google: Search Google for Xanthium strumarium var. glabratum
Metadata
Record Modified: 2019-05-17Research By: CBR