A modified calyx consisting of dry scales, bristles, or awns that often facilitate wind dispersal of seeds Common to the Asteraceae (sunflower) family
an egret found attached on some seeds, which greatly helps wind dispersing such as for Senecio macroglossus
The hairy or feathery appendage of the achenes of thistles, dandelions, and most other plants of the order Compositæ; also, the scales, awns, or bristles which represent the calyx in other plants of the same order
In composite flowers the part of the individual disk and ray flowers that surrounds the flower at the base as calyx does in a regular flower They may be like bristles teeth or scales and are usually to small to see with the unaided eye