Xyridales vs yellow-eyed grass family

Xyridales and yellow-eyed grass family both are nouns.

Word	Noun	Adjective	Verb	Adverb
Xyridales	Yes	No	No	No
yellow-eyed grass family	Yes	No	No	No

Xyridales (noun)	yellow-eyed grass family (noun)
an order of monocotyledonous herbs	plants of tropical to temperate regions; usually in wet places