epigynous
adjective
epig·y·nous i-ˈpi-jə-nəs 
e-
1
of a floral organ : adnate to the surface of the ovary and appearing to grow from the top of it
2
: having epigynous floral organs
epigyny
i-ˈpi-jə-nē
noun e-
Word History
Etymology
borrowed from New Latin epigynus, from epi- epi- + -gynus -gynous
Note: The term was apparently introduced, along with perigynus perigynous, by the French botanist Antoine Laurent de Jussieu (1748-1836) in Genera plantarum secundum ordines rationales disposita (Paris, 1789), p. xiii.
First Known Use
1830, in the meaning defined at sense 1