Pappus (botany) pappus function as a "parachute" which enables the seed to be carried by the wind. The name derives from the Ancient Greek word "pappos", Latin "pappus", meaning "old man", so used for a plant (assumed to be an "Erigeron" species) having bristles and also for the woolly, hairy seed of certain plants. Pappus (botany) The pappus is the modified calyx, the part of an individual floret, that surrounds the base of the corolla tube in flower heads of the plant family Asteraceae. The term is sometimes used in other plant families such as Asclepiadaceae (milkweeds), whose seeds have a similar
Leaflet (botany) Leaflet (botany) A leaflet (occasionally called foliole) in botany is a leaf-like part of a compound leaf. Though it resembles an entire leaf, a leaflet is not borne on a main plant stem or branch, as a leaf is, but rather on a petiole or a branch of the leaf. Compound leaves are common in many plant families and they differ widely in morphology. The two main classes of compound leaf morphology are palmate and pinnate. For example, a "hemp" plant has palmate compound leaves, whereas some species of "Acacia" have pinnate leaves. The ultimate free division (or leaflet) of