Plagianthus vs ribbonwood

Plagianthus and ribbonwood both are nouns.

Word	Noun	Adjective	Verb	Adverb
Plagianthus	Yes	No	No	No
ribbonwood	Yes	No	No	No

Plagianthus (noun)	ribbonwood (noun)
small genus of shrubs and trees of Australia and New Zealand	small tree or shrub of New Zealand having a profusion of axillary clusters of honey-scented paper-white flowers and whose bark is used for cordage
	deciduous New Zealand tree whose inner bark yields a strong fiber that resembles flax and is called New Zealand cotton