Salix viminalis vs hemp willow

Salix viminalis and hemp willow both are nouns.

Word	Noun	Adjective	Verb	Adverb
Salix viminalis	Yes	No	No	No
hemp willow	Yes	No	No	No

As nouns, Salix viminalis and hemp willow are synonyms defined as:

Salix viminalis and hemp willow: willow with long flexible twigs used in basketry

Other synonyms of Salix viminalis include common osier, velvet osier.

Salix viminalis (noun)	hemp willow (noun)
willow with long flexible twigs used in basketry	willow with long flexible twigs used in basketry