Thymophylla pentachaeta

Thymophylla pentachaeta
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Thymophylla
Species:	T. pentachaeta
Binomial name
	Thymophylla pentachaeta; (DC.) Small
Synonyms
	Hymenatherum pentachaetum D.C; Dyssodia pentachaeta (D.C) B. L. Robinson;

Thymophylla pentachaeta, also known as fiveneedle pricklyleaf,[1] golden dyssodia or dogweed, is a perennial or subshrub in the family Asteraceae. The species is native to the southwestern United States and Mexico.

Four varieties are recognised:

Thymophylla pentachaeta var. belenidium
Thymophylla pentachaeta var. hartwegii
Thymophylla pentachaeta var. pentachaeta
Thymophylla pentachaeta var. puberula

References

USDA, NRCS (n.d.). "Thymophylla pentachaeta". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 10 December 2015.

Thymophylla pentachaeta Flora of North America
Dyssodia pentachaeta University of Arizona Pima County Cooperative Extension

Media related to Thymophylla pentachaeta at Wikimedia Commons

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[1] USDA, NRCS (n.d.). "Thymophylla pentachaeta". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 10 December 2015.