The Collaborative International Dictionary of English v.0.48:
Jungermanniales \Jungermanniales\ prop. n. A large order of chiefly tropical liverworts. Syn: order Jungermanniales. [WordNet 1.5]WordNet (r) 3.0 (2006):
Jungermanniales n 1: large order of chiefly tropical liverworts [syn: Jungermanniales, order Jungermanniales]