dicoccous

As a noun terms

is .

As an adjective dicoccous is

(botany) composed of two coherent, one-seeded carpels.

As a noun carpel

is one of the individual female reproductive organs in a flower a carpel is composed of an ovary, a style, and a stigma, although some flowers have carpels without a distinct style in origin, carpels are leaves (megasporophylls) that have evolved to enclose the ovules the term pistil is sometimes used to refer to a single carpel or to several carpels fused together.

As an adjective dicoccous is

(botany) composed of two coherent, one-seeded carpels.