Marchantiidae
Marchantiidae
[‚mär·shən′tī·ə‚dē] (botany)
A subclass of liverworts of the class Hepaticopsida, having gametophytes with ribbonlike or rosette-shaped thalli and generally reduced sporophytes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.