autoicous
adjective
au·toi·cous
(ˈ)ȯ¦tȯikəs,
(ˈ)ȯt¦ȯi-
variants or less commonly autoecious
: having male and female organs on the same plant but on separate branches
certain mosses are autoicous
compare dioicous, paroicous, synoicous 
Word History
Etymology
aut- + -oicous, -oecious (from Greek oikos dwelling + English -ous)
First Known Use
1875, in the meaning defined above