Gaillardia x grandiflora

Gaillardia x grandiflora

Gaillardia x grandiflora hort. ex Van Houtte.
Suom.: sädekukka.
Bot. syn.: See Gaillardia aristata Pursh x pulchella Foug.

I have no articles for this botanical term, but there might be some for the next level down (if found).