bush willow vs Combretum appiculatum

bush willow and Combretum appiculatum both are nouns.

Word	Noun	Adjective	Verb	Adverb
bush willow	Yes	No	No	No
Combretum appiculatum	Yes	No	No	No

As nouns, bush willow and Combretum appiculatum are synonyms defined as:

bush willow and Combretum appiculatum: small deciduous tree of the Transvaal having spikes of yellow flowers

bush willow (noun)	Combretum appiculatum (noun)
small deciduous tree of the Transvaal having spikes of yellow flowers	small deciduous tree of the Transvaal having spikes of yellow flowers
small South African tree having creamy yellow fragrant flowers usually growing on stream banks