a dicoccous capsule
Useful english dictionary. 2012.
Dicoccous — Di*coc cous, a. [Gr. di = di s twice + ? grain, seed.] (Bot.) Composed of two coherent, one seeded carpels; as, a dicoccous capsule. [1913 Webster] … The Collaborative International Dictionary of English
dicoccous — di·coc·cous … English syllables