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Digital Herbaria

Ambrosia artemisiifolia

Ambrosia artemisiifolia L.

Annual ragweed, Short ragweed

Asteraceae (Aster Family)

USDA Symbol: AMAR2
USDA Native Status: L48 (NI), HI (I), CAN (N)







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Specimen & Label Data

Ambrosia artemisiafolia

Common Ragweed, Short Ragweed

Asteraceae

Location: E side of Salad Creek, in N side of broad drain, 200 m N of Rittiman Road, San Antonio
Latitude: 0.000000

Habitat: Damp soil, sometimes flooded. Full sun.

Description: Erect annual, taprooted, herb. Stems 3-10 dm tall; hirsute; branched. Leaves opposite below, alternate above; sub-sessile in the infloresence. Blades ovate in outline, 7 x 10 cm, usually bi-pinnatifid.

County: Bexar
Collector: Harry Cliffe
Collection Date: Oct 12, 1994
Specimen number: 699

Herbarium Owner: NPSOT
Herbarium ID: 1115
Accession Date: Feb 28, 1998
Accession Number: 104

Annotations: MCXRB (In flower)

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