BRYOLOGIST
Bry*ol"o*gist, n.

Defn: One versed in bryology.

BRYOLOGY
Bry*ol"o*gy, n. Etym: [Gr. -logy.]

Defn: That part of botany which relates to mosses.

BRYONIN
Bry"o*nin, n. (Chem.)

Defn: A bitter principle obtained from the root of the bryony (Bryonia alba and B. dioica). It is a white, or slightly colored, substance, and is emetic and cathartic.

BRYONY
Bry"o*ny, n. Etym: [L. bryonia, Gr. (Bot.)

Defn: The common name of several cucurbitaceous plants of the genus Bryonia. The root of B. alba (rough or white bryony) and of B. dioica is a strong, irritating cathartic. Black bryony, a plant (Tamus communis) so named from its dark glossy leaves and black root; black bindweed.

BRYOPHYTA
Bry*oph"y*ta, n. pl.

Defn: See Cryptogamia.