The Collaborative International Dictionary
Adelaster
Adelaster \Ad*e*las"ter\, n. [Gr. ? not manifest + ? a star.] (Bot.) A provisional name for a plant which has not had its flowers botanically examined, and therefore has not been referred to its proper genus.
Wiktionary
adelaster
n. (context botany English) A provisional name for a plant which has not had its flowers botanically examined, and therefore has not been referred to its proper genus.