gloriosa daisy

noun

glo·​ri·​o·​sa daisy ˌglȯr-ē-ˈō-sə- 

-zə-

: a black-eyed Susan (Rudbeckia hirta) of either of two tetraploid cultivars with large single or double yellow, orange, maroon, or bicolored flowers

Word History

Etymology

gloriosa from New Latin, literally, glorious

First Known Use

1962, in the meaning defined above