purple willow vs basket willow

purple willow and basket willow both are nouns.

Word	Noun	Adjective	Verb	Adverb
purple willow	Yes	No	No	No
basket willow	Yes	No	No	No

As nouns, purple willow and basket willow are synonyms defined as:

purple willow and basket willow: Eurasian osier having reddish or purple twigs and bark rich in tannin

Other synonyms of purple willow include purple osier, red osier, red willow, Salix purpurea.

purple willow (noun)	basket willow (noun)
Eurasian osier having reddish or purple twigs and bark rich in tannin	Eurasian osier having reddish or purple twigs and bark rich in tannin