Echinacea serotina, the narrow-leaved purple coneflower or blacksamson echinacea,[3] is a species of flowering plant in the family Asteraceae. It is native to the states of Arkansas and Louisiana in the United States.[4] The species is sometimes listed as being found only in Louisiana, but the type collection was made in Arkansas, part of Louisiana at the time.[5]

Echinacea serotina
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Echinacea
Species:	E. serotina
Binomial name
Echinacea serotina (Nutt.) DC.
Synonyms[1][2]
Brauneria serotina (Sweet) Bergmans Rudbeckia purpurea var. serotina Nutt. Rudbeckia serotina (Nutt.) Sweet 1823 not Nutt. 1834 Echinacea purpurea var. serotina (Nutt.) L.H.

Echinacea serotina is very similar to E. purpurea but with stiffer, bristly hairs on the foliage.[3]

References

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