a. [ Gr. &unr_; unequal + &unr_; warp, thread; &unr_; to stand. ] (Bot.) Having unequal stamens; having stamens different in number from the petals. [ 1913 Webster ]

a. [ Iso- + Gr. sth`mwn thread. ] (Bot.) Having exactly as many stamens as petals. [ 1913 Webster ]