pappus

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pap·pus

(pap'ŭs),
The first downy growth of beard.
[G. pappos, down]

pappus

[pap′əs]
Etymology: Gk, pappos, down
the first growth of beard, characterized by downy hairs.

pappus

(păp′pŭs) [L.]
The first growth of beard hair appearing on the cheeks and chin as fine, downy hair.

pappus

a circle of hairs formed from a modified CALYX found on the seeds of plants of the family Compositae, for example dandelion and thistle seeds. The pappus assists in the dispersal of the seeds by wind, acting as a kind of parachute.