Coreopsis major

Coreopsis major is a North American species of tickseeds, in the sunflower family. It is native to the eastern United States, from Louisiana to Virginia and as far inland as Indiana and Ohio. There are isolated populations in Pennsylvania, Long Island, and Massachusetts, most likely escapes from cultivation.[2]

Coreopsis major
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Eudicots
(unranked):	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Coreopsis
Species:	C. major
Binomial name
Coreopsis major Walter
Synonyms[1]
Chrysostemma senifolium Shuttlew. ex Walp. Coreopsis oemleri Elliott Coreopsis senifolia Michx. Coreopsis stellata Nutt.

Coreopsis major is a perennial herb up to 90 cm (3 feet) tall with yellow flower heads.[3]

Flowers

Leaves

References

1. The Plant List, Coreopsis major Walter
2. Biota of North America Program 2014 county distribution map
3. Flora of North America, Coreopsis major Walter, Fl. Carol. 214. 1788.