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The Collaborative International Dictionary
Synoecious

Synoecious \Syn*[oe]"cious\, a. [Pref. syn- + Gr. ? house.] (Bot.) Having stamens and pistil in the same head, or, in mosses, having antheridia and archegonia on the same receptacle.

Wiktionary
synoecious

a. 1 (context botany English) With male and female organs in the same structure. 2 unisex

WordNet
synoecious

adj. having male and female reproductive organs mixed in the same gametoecium [syn: synoicous]