subclass Arecidae

Thesaurus

Noun

1.

subclass Arecidae - one of four subclasses or superorder of Monocotyledones; comprises about 6400 species in 5 families of trees and shrubs and terrestrial herbs and a few free-floating aquatics including: Palmae; Araceae; Pandanaceae and Lemnaceae Arecidae 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 Arales, order Arales - Araceae; Lemnaceae order Pandanales, Pandanales - families Typhaceae; Sparganiaceae; Pandanaceae order Palmales, Palmales - coextensive with the family Palmae: palms

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