genus Descurainia vs Cruciferae

genus Descurainia and Cruciferae both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Descurainia	Yes	No	No	No
Cruciferae	Yes	No	No	No

genus Descurainia (noun)	Cruciferae (noun)
includes annual or biennial herbs of America and Europe very similar to and often included among those of genera Sisymbrium or Hugueninia; not recognized in some classification systems	a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives