a. Bot. [f. Gr. ἀδελφ-ός brother + -OUS.] Having the stamens grouped or united: generally in comp. as monadelphous, diadelphous.
1855. Hooker & Arnot, Brit. Fl., 151. Order Bryonia, Filaments, 3—Adelphous.
1870. Bentley, Bot., 249. The union of the filaments may take place in one or more bundles, the number being indicated by a Greek numeral prefixed to the word adelphous.
