Salix sericea vs silky willow

Salix sericea and silky willow both are nouns.

Word	Noun	Adjective	Verb	Adverb
Salix sericea	Yes	No	No	No
silky willow	Yes	No	No	No

As nouns, Salix sericea and silky willow are synonyms defined as:

Salix sericea and silky willow: North American willow with greyish silky pubescent leaves that usually blacken in drying

Other synonyms of Salix sericea include Salix alba sericea, silver willow.

Salix sericea (noun)	silky willow (noun)
North American willow with greyish silky pubescent leaves that usually blacken in drying	North American willow with greyish silky pubescent leaves that usually blacken in drying
	small shrubby tree of western North America (Alaska to Oregon)