Salix alba vs Huntingdon willow

Salix alba and Huntingdon willow both are nouns.

Word	Noun	Adjective	Verb	Adverb
Salix alba	Yes	No	No	No
Huntingdon willow	Yes	No	No	No

As nouns, Salix alba and Huntingdon willow are synonyms defined as:

Salix alba and Huntingdon willow: large willow tree of Eurasia and North Africa having greyish canescent leaves and grey bark

Other synonyms of Salix alba include white willow.

Salix alba (noun)	Huntingdon willow (noun)
large willow tree of Eurasia and North Africa having greyish canescent leaves and grey bark	large willow tree of Eurasia and North Africa having greyish canescent leaves and grey bark