hoary puccoon vs Indian paint

hoary puccoon and Indian paint both are nouns.

Word	Noun	Adjective	Verb	Adverb
hoary puccoon	Yes	No	No	No
Indian paint	Yes	No	No	No

As nouns, hoary puccoon and Indian paint are synonyms defined as:

hoary puccoon and Indian paint: perennial North American plant with greyish hairy foliage yielding a red or yellow pigment

Other synonyms of hoary puccoon include Lithospermum canescens.

hoary puccoon (noun)	Indian paint (noun)
perennial North American plant with greyish hairy foliage yielding a red or yellow pigment	European annual with clusters of greenish flowers followed by red pulpy berrylike fruit; naturalized North America
	perennial North American plant with greyish hairy foliage yielding a red or yellow pigment