hy·pog·y·nous (h-p j-n s) adj. Having the floral parts, such as sepals, petals, and stamens, borne on the receptacle beneath the ovary. hy·pog y·ny (-n) n.
adjective. designating petals, sepals, and stamens that are attached to the receptacle, below and free from the pistil, as in a tulip. Etymology: hypo-+ -gynous