basket willow vs red osier

basket willow and red osier both are nouns.

Word	Noun	Adjective	Verb	Adverb
basket willow	Yes	No	No	No
red osier	Yes	No	No	No

As nouns, basket willow and red osier are synonyms defined as:

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

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

basket willow (noun)	red osier (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
	common North American shrub with reddish purple twigs and white flowers