flora vs orthotropous

flora is a noun but orthotropous is not a noun.

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

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

flora (adjective)	orthotropous (adjective)
	(of a plant ovule) completely straight with the micropyle at the apex