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Flaigg, Norman G.
Thymophylla pentachaeta var. pentachaeta
Thymophylla pentachaeta (DC.) Small var. pentachaeta
Dogweed, Dyssodia, Fiveneedle pricklyleaf
Synonym(s): Dyssodia pentachaeta, Hymenatherum pentachaetum
USDA Symbol: THPEP
USDA Native Status: L48 (N)
Fiveneedle pricklyleaf is small and erect, 4–10 inches tall. It has many branches with slender, needle-like leaves about 1/2 inch long, divided into narrow lobes tipped with a spine. The flower heads, 1/2 inch across, are above the leaves at the end of stems about 3 inches long. They are yellow and numerous, with prominent protruding yellow centers.
Strong-scented plants that have a lingering, unpleasant odor.
Bloom InformationBloom Color: Orange , Yellow
Bloom Time: May , Jun , Jul , Aug , Sep , Oct
, TX Native Habitat:
Dry roadsides, gravelly slopes, washes and
rocky places, often on limestone throughout Texas.
Growing ConditionsLight Requirement: Sun
BenefitFragrant Flowers: yes
Deer Resistant: High
Herbarium Specimen(s)NPSOT 0632
Collected Nov 4, 1993 in Bexar County by Mike FoxNPSOT 0073
Collected Oct. 14, 1990 in Bexar County by Mollie Walton
Record Last Modified: 2008-05-12
Research By: LAL