Trimerous flower, superior ovary and axile placentation is characteristics of
Liliaceae
Cucurbitaceae
Solanaceae
Compositae
A.
Liliaceae
Family- Liliaceae is a monocot family and is characterised by trimerous flowers, fibrous roots, parallel venation, superior ovary and axile placentation, eg, onion.
Cucurbitaceae, Solanaceae and Compositae are dicot families characterised by tetra or pentamerous flowers, tap roots and reticulated venation of leaves.
Edible part in 'sorosis', a composite fruit, is
cotyledons
endosperm
perianth and peduncle
fleshy thalamus
