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Thelesperma filifolium var. intermedium (Stiff greenthread)
Northington, David K.

Thelesperma filifolium var. intermedium

Thelesperma filifolium (Hook.) A. Gray var. intermedium (Rydb.) Shinners

Stiff Greenthread

Asteraceae (Aster Family)

Synonym(s): Thelesperma intermedium


USDA Native Status: L48 (N)


From the Image Gallery

2 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Size Notes: Up to about 30 inches tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: Yellow
Bloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct


USA: CO , KS , NE , NM , OK , SD , TX , WY

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Thelesperma filifolium var. intermedium in USDA Plants
FNA: Find Thelesperma filifolium var. intermedium in the Flora of North America (if available)
Google: Search Google for Thelesperma filifolium var. intermedium


Record Modified: 2023-01-30
Research By: TWC Staff

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