Raffia vinifera vs raffia palm

Raffia vinifera and raffia palm both are nouns.

Word	Noun	Adjective	Verb	Adverb
Raffia vinifera	Yes	No	No	No
raffia palm	Yes	No	No	No

As nouns, raffia palm is a hypernym of Raffia vinifera; that is, raffia palm is a word with a broader meaning than Raffia vinifera:

Raffia vinifera: a palm of the genus Raffia
raffia palm: a large feather palm of Africa and Madagascar having very long pinnatisect fronds yielding a strong commercially important fiber from its leafstalks

Other hypernyms of Raffia vinifera include Raffia farinifera, Raffia ruffia.

Raffia vinifera (noun)	raffia palm (noun)
a palm of the genus Raffia	a large feather palm of Africa and Madagascar having very long pinnatisect fronds yielding a strong commercially important fiber from its leafstalks