subclass Commelinidae

Thesaurus

Noun

1.

subclass Commelinidae - one of four subclasses or superorders of Monocotyledones; comprises about 19,000 species in 25 families of mostly terrestrial herbs especially of moist places including: Cyperaceae; Gramineae; Bromeliaceae; and Zingiberaceae Commelinidae class - (biology) a taxonomic group containing one or more orders class Liliopsida, class Monocotyledonae, class Monocotyledones, Liliopsida, Monocotyledonae, Monocotyledones - 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 Graminales, order Graminales - grasses; sedges; rushes Musales, order Musales - tropical plants Commelinales, order Commelinales, order Xyridales, Xyridales - an order of monocotyledonous herbs