Solanum macranthum vs shrub

Solanum macranthum and shrub both are nouns.

Word	Noun	Adjective	Verb	Adverb
Solanum macranthum	Yes	No	No	No
shrub	Yes	No	No	No

As nouns, shrub is a hypernym of Solanum macranthum; that is, shrub is a word with a broader meaning than Solanum macranthum:

Solanum macranthum: South American shrub or small tree widely cultivated in the tropics; not a true potato
shrub: a low woody perennial plant usually having several major stems

Other hypernyms of Solanum macranthum include bush.

Solanum macranthum (noun)	shrub (noun)
South American shrub or small tree widely cultivated in the tropics; not a true potato	a low woody perennial plant usually having several major stems