unilabiate

unilabiate

(ˌjuːnɪˈleɪbɪˌeɪt; ˌjuːnɪˈleɪbɪɪt)
adj
(of a flower or corolla) having only one lip
References in periodicals archive ?
This is the most unilabiate corolla of the group and thus the most specialized with regard to pollination (Moller & Eriksson, 1994).