Chaffy

Part of speech: adjective (a.)

1. Abounding in, or resembling, chaff. Chaffy grain beneath the thresher's flail. Coleridge.

2. Light or worthless as chaff. Slight and chaffy opinion. Glanvill.

3. Resembling chaff; composed of light dry scales.

4. Bearing or covered with dry scales, as the under surface of certain ferns, or the disk of some composite flowers.