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
occupying the lower part of the middle socioeconomic range in a society
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
occupying a socioeconomic position intermediate between those of the lower classes and the wealthy
a collection of things sharing a common attribute
a body of students who are taught together
people having the same social, economic, or educational status
education imparted in a series of lessons or meetings
arrange or order by classes or categories