[rud.beck.ia] n [NL, fr. Olof Rudbeck d. 1702 Swed. scientist] (ca. 1759): any of a genus (Rudbeckia) of No. American perennial composite herbs having showy flower heads with mostly yellow ray flowers and a conical chaffy receptacle
RUDBECKIA
Meaning of RUDBECKIA in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012