Define Awn
Awns are characteristic of various plant families including geraniaceae and many grasses.
Define awn. Awn synonyms awn pronunciation awn translation english dictionary definition of awn. Botany a slender bristle especially one at the tip of a glume or lemma in a grass spikelet. Awn definition a bristlelike appendage of a plant especially on the glumes of grasses. Awn definition is one of the slender bristles that terminate the glumes of the spikelet in some cereal and other grasses.
In grasses awns typically extend from the lemmas of the florets this often makes the hairy appearance of the grass synfloresce. In botany an awn is either a hair or bristle like appendage on a larger structure or in the case of the asteraceae a stiff needle like element of the pappus. Agnir from indo european an unverified form aken from base an unverified form a see. Beardorigin of awnmiddle english aune from old norse gn pl.
Any bristlelike fiber or fibers as on the head of barley oats or wheat.