class dicotyledonae Meaning, Definition & Usage

  1. noun comprising seed plants that produce an embryo with paired cotyledons and net-veined leaves; divided into six (not always well distinguished) subclasses (or superorders): Magnoliidae and Hamamelidae (considered primitive); Caryophyllidae (an early and distinctive offshoot); and three more or less advanced groups: Dilleniidae; Rosidae; Asteridae
    Dicotyledones; class Dicotyledones; Magnoliopsida; class Magnoliopsida; Dicotyledonae.

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