Iris germanica florentina vs orris

Iris germanica florentina and orris both are nouns.

Word	Noun	Adjective	Verb	Adverb
Iris germanica florentina	Yes	No	No	No
orris	Yes	No	No	No

As nouns, Iris germanica florentina and orris are synonyms defined as:

Iris germanica florentina and orris: German iris having large white flowers with lavender-tinged falls and a fragrant rhizome

Other synonyms of Iris germanica florentina include Florentine iris, Iris florentina.

Iris germanica florentina (noun)	orris (noun)
German iris having large white flowers with lavender-tinged falls and a fragrant rhizome	German iris having large white flowers with lavender-tinged falls and a fragrant rhizome
	fragrant rootstock of various irises especially Florentine iris; used in perfumes and medicines