Aspalathus linearis vs rooibos

Aspalathus linearis and rooibos both are nouns.

Word	Noun	Adjective	Verb	Adverb
Aspalathus linearis	Yes	No	No	No
rooibos	Yes	No	No	No

As nouns, Aspalathus linearis and rooibos are synonyms defined as:

Aspalathus linearis and rooibos: South African shrub having flat acuminate leaves and yellow flowers; leaves are aromatic when dried and used to make an herbal tea

Other synonyms of Aspalathus linearis include Aspalathus cedcarbergensis.

Aspalathus linearis (noun)	rooibos (noun)
South African shrub having flat acuminate leaves and yellow flowers; leaves are aromatic when dried and used to make an herbal tea	South African shrub having flat acuminate leaves and yellow flowers; leaves are aromatic when dried and used to make an herbal tea