Pentamerous, Actinomorphic flower, superior ovary with swollen placenta and oblique septum and endospermic seeds are characteristic feature of?
C. Solanaceae
Reason: Features of solanaceae, five stamens, epipetalous and polyandrous. It has superior ovary, bicarpellary ovary with oblique septa and with ovules on axile placentation with swollen placenta.
Features of cruciferae, tetradynamous condition of androecium, green nectaries occur at the base of the stamen. Bicarpellary, syncarpous gynoecium with parietal placentation. Presence of false septum or replum in ovary.
Features of fabaceae, diadelphous androecium, gynoecium monocarpellary and ovary unilocular with marginal placentation.
Features of liliaceae, androecium six in two whorls and gynoecium tricarpellary, syncarpous with axile placentation.