clustered vs flora

clustered is not a noun while flora is a noun.

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

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

clustered (adjective)	flora (adjective)
clustered together but not coherent
growing close together but not in dense mats