Wordnet 3.0
NOUN (1)
1.
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;
[syn: Commelinidae, subclass Commelinidae]
WordNet (r) 3.0 (2006):
subclass Commelinidae
n 1: 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
[syn: Commelinidae, subclass Commelinidae]