The name Aposeris refers to a member of the Asteraceae family of the Asterales order and was coined by physician and botanist Nol Martin Joseph Necker
Family: Asteraceae Order: Asterales The name was first coined by Necker in 1790, but all names in that publication have been declared rejected. Noel Martin Joseph Necker (25 December 1730  30 December 1793) was a Belgian physician and botanist. 
