sage willow vs hoary willow

sage willow and hoary willow both are nouns.

Word	Noun	Adjective	Verb	Adverb
sage willow	Yes	No	No	No
hoary willow	Yes	No	No	No

As nouns, sage willow and hoary willow are synonyms defined as:

sage willow and hoary willow: North American shrub with whitish canescent leaves

Other synonyms of sage willow include Salix candida.

sage willow (noun)	hoary willow (noun)
North American shrub with whitish canescent leaves	North American shrub with whitish canescent leaves
willow shrub of dry places in the eastern United States having long narrow leaves canescent beneath