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Digital Herbaria

Xanthium strumarium

Xanthium strumarium L.

Rough cockleburr

Asteraceae (Aster Family)

USDA Symbol: XAST
USDA Native Status: L48 (N), HI (I), PR (N), VI (N), CAN (N)
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Specimen & Label Data

Xanthium strumarium

Cocklebur, Abrojo

Asteraceae

Location: In drainage, W of low water crossing to Tobin Estates south gate, Oakwell Farms.
Latitude: 0.000000

Habitat: Full sun. In bed of dried up pond. Alkaline (caliche), alluvial soil.

Description: Taprooted annual, 70 cm tall. Herbages not armed. Leaves alternate, long petiolate, as broad as long, irregularly toothed. Pistillate heads in intermediate axils; staminate heads in terminal axils. Fruit not present.

County: Bexar
Collector: Harry Cliffe
Collection Date: Sept. 3, 1987
Specimen number: 321

Herbarium Owner: NPSOT
Herbarium ID: 0178
Accession Date: Sept. 28, 1993
Accession Number: 41

Annotations: SCXXB

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