flora vs monocotyledonous

flora is a noun but monocotyledonous is not a noun.

Word	Noun	Adjective	Verb	Adverb
flora	Yes	No	No	No
monocotyledonous	No	Yes	No	No

flora (noun)	monocotyledonous (noun)
(botany) a living organism lacking the power of locomotion
all the plant life in a particular region or period

flora (adjective)	monocotyledonous (adjective)
	(of a flowering plant) having a single cotyledon in the seed as in grasses and lilies