A modified calyx, composed of scales, bristles, or featherlike hairs, in plants regarding the composite family, like the dandelion as well as the thistle.
The markedly paid down sepals of an Asteraceae floret that take the form of trichomes or scale connected to the ovary or seed.
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.
Down, as that regarding the seeds of some flowers.
calyx consists of machines or bristles or featherlike hairs in plants associated with Compositae such as thistles and dandelions