staminodium

noun

sta·​mi·​no·​di·​um ˌstā-mə-ˈnō-dē-əm 

ˌsta-

plural staminodia ˌstā-mə-ˈnō-dē-ə 

ˌsta-

: an abortive or sterile stamen

Word History

Etymology

New Latin, from stamin- + -odium thing resembling, from Greek -ōdēs like

First Known Use

circa 1821, in the meaning defined above