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Digital Herbaria

Tragia nigricans

Tragia nigricans Bush

Dark noseburn

Euphorbiaceae (Spurge Family)

USDA Symbol: TRNI
USDA Native Status: L48 (N)







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Specimen & Label Data

Tragia nigracans

Dark Noseburn

Euphorbiaceae

Location: 1.5 km N of Loop 1604 & at fenceline on west R.O.W. of Blanco Rd.
Latitude: 0.000000

Habitat: Morning sun; damp seepage/drainage area; shallow calcerous soil.

Description: Perennial, erect, single stalk (striate/4-angled) to 40-50 cm. Taproot thin, to 15+ cm. Leaves alternate, petiolate; ovate-lanceolate overall, deeply dentate. Leaves cuneate; acute apically, 3x8 cm, dark green above, lighter beneath, ascending. Infloresence racemes from upper 1/3 axils and terminal. Corollas at single lowermost nodes pistillate; others staminate.

County: Bexar
Collector: Harry Cliffe
Collection Date: Oct 6, 1992
Specimen number: 461

Herbarium Owner: NPSOT
Herbarium ID: 0670
Accession Date: Mar 22, 1994
Accession Number: 49

Annotations: MCFRB

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