shining willow vs Salix lucida

shining willow and Salix lucida both are nouns.

Word	Noun	Adjective	Verb	Adverb
shining willow	Yes	No	No	No
Salix lucida	Yes	No	No	No

As nouns, shining willow and Salix lucida are synonyms defined as:

shining willow and Salix lucida: common North American shrub with shiny lanceolate leaves

shining willow (noun)	Salix lucida (noun)
common North American shrub with shiny lanceolate leaves	common North American shrub with shiny lanceolate leaves