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Digital Herbaria

Thelesperma filifolium (Hook.) Gray

Stiff greenthread, Greenthread
Asteraceae (Aster Family)

USDA Symbol: THFI
USDA Native Status: Native to U.S.

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Specimen & Label Data

Thelesperma filafolium

Green-Threads

Asteraceae

Location: 1.25 km east of Hwy 281 & 1 block north of Thousand Oaks, corner of Ledge Sage and Ledge View streets.
 Latitude: 0.000000

Habitat: Nearly level, vacant, undisturbed land. Thin, rocky soil. A few Quercus and Diospyros trees.

Description: Taprooted annual, 50-60 cm tall. Stem simple, much branched above. Leaves throughout, lower ones 5-12 cm long, serrate to ternate to thrice-pinnate, ultimately flat, 1 mm broad. Rays 8, yellow, 3-lobed, 9-22 mm long, 9-17 mm broad. Disk corollas red-brown.

County: Bexar
 Collector: Louise Morrell
 Collection Date: May 19, 1993
 Specimen number: 6

Herbarium Owner: NPSOT
 Herbarium ID: 0354
 Accession Date: May 21, 1993
 Accession Number: 28

Annotations: SCFRB

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