subclass alismatidae

English Thesaurus

1. one of four subclasses or superorders of Monocotyledones; comprises about 500 species in 14 families of aquatic and semiaquatic herbs (noun.plant)

hypernym	:	class,
definition	:	(biology) a taxonomic group containing one or more orders (noun.group)

member meronym	:	class liliopsida, class monocotyledonae, class monocotyledones, liliopsida, monocotyledonae, monocotyledones,
definition	:	comprising seed plants that produce an embryo with a single cotyledon and parallel-veined leaves: includes grasses and lilies and palms and orchids; divided into four subclasses or superorders: Alismatidae; Arecidae; Commelinidae; and Liliidae (noun.plant)