Salix sericea vs Salix alba sericea

Salix sericea and Salix alba sericea both are nouns.

Word	Noun	Adjective	Verb	Adverb
Salix sericea	Yes	No	No	No
Salix alba sericea	Yes	No	No	No

As nouns, Salix sericea and Salix alba sericea are synonyms defined as:

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

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

Salix sericea (noun)	Salix alba sericea (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