Hemizonia congesta

Hemizonia congesta
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Hemizonia
Species:
H. congesta
Binomial name
Hemizonia congesta
Hemizonia congesta ssp. luzulifolia, Estero Bluffs State Park.

Hemizonia congesta, known by the common name hayfield tarweed, is a species of flowering plant in the family Asteraceae, native to western North America.