Scrophulariales vs class Dicotyledonae

Scrophulariales and class Dicotyledonae both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scrophulariales	Yes	No	No	No
class Dicotyledonae	Yes	No	No	No

Scrophulariales (noun)	class Dicotyledonae (noun)
used in some classification systems; often included in the order Polemoniales	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