‖prop. n.; pl. Jungermanniæ [ NL. Named after Ludwig Jungermann, a German botanist. ] (Bot.) A genus of hepatic mosses, now much circumscribed, but formerly comprising most plants of the family, which is sometimes therefore called Jungermanniaceæ. [ 1913 Webster ]

prop. n. A natural family of plants comprising the leafy members of the order Jungermanniales.
Syn. -- family Jungermanniaceae. [ WordNet 1.5 ]

prop. n. A large order of chiefly tropical liverworts.
Syn. -- order Jungermanniales. [ WordNet 1.5 ]