Question

what is the basal swollen part of the
gynoecium.​

Answer 1

Answer:

The ovary (from Latin ovum meaning egg), is the enlarged basal portion which contains placentas, ridges of tissue bearing one or more ovules (integumented megasporangia). The placentas and/or ovule(s) may be born on the gynoecial appendages or less frequently on the floral apex.

Answer 2

Answer:

the ovary is enlarged basal portion which contain placentas,ridges of tissue bearing one or more ovules.