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Hieracium longipilum

Hieracium longipilum Torr.

Hairy Hawkweed

Asteraceae (Aster Family)

Synonym(s):

USDA Symbol: HILO2

USDA Native Status: L48 (N), CAN (N)

The stout 2-6 ft. stem of this perennial is densely long-hairy below; the hairs up to almost an inch long. The narrowly oval leaves are also hairy and occur with more frequency toward the base of the stem. The yellow, dandelion-like flower heads occur in a cylindric, terminal cluster.

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Plant Characteristics

Duration: Perennial
Habit: Herb
Size Notes: Up to about 6 feet 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: Jul , Aug , Sep

Distribution

USA: AR , IA , IL , IN , KS , KY , LA , MI , MN , MO , NE , OH , OK , TN , TX , WI
Canada: ON
Native Distribution: S. Ont., s.e. MN & NE, s. to LA & e. TX
Native Habitat: Dry prairies; open woods; sandy areas

Growing Conditions

Light Requirement: Sun
Soil Description: Sandy soils

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Hieracium longipilum in USDA Plants
FNA: Find Hieracium longipilum in the Flora of North America (if available)
Google: Search Google for Hieracium longipilum

Metadata

Record Modified: 2023-01-06
Research By: TWC Staff

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