Pappus is modified
calyx
corolla
bracts
gynoecium
A.
calyx
The pappus is the modifed calyx, the part of an individual floret that surrounds the base of the corolla tube in flower heads of the plant Asteraceae. It basically functions as a parachute for the dispersal of- eg, Sonchus, Tagstes. Hence the mechanism is parachute mechanism.
Trimerous flower, superior ovary and axile placentation is characteristics of
Liliaceae
Cucurbitaceae
Solanaceae
Compositae
Most of the economically important fibre yielding plants belong to family
Malvaceae
Solanaceae
Cruciferae
Paceae
Ginger is an underground stem. It is distinguished from root because
it lacks chlorophyll
it stores food
it has nodes and internodes
it has xylem and vessels
Floral formula of k5 C5 A5+5 G1 is characteristic of the family
Papilionaceae
Caesalpinoideae
Cruciferae
Mimosoideae