Cinchona ledgeriana vs cinchona

Cinchona ledgeriana and cinchona both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cinchona ledgeriana	Yes	No	No	No
cinchona	Yes	No	No	No

As nouns, cinchona is a hypernym of Cinchona ledgeriana; that is, cinchona is a word with a broader meaning than Cinchona ledgeriana:

Cinchona ledgeriana: Peruvian shrub or small tree having large glossy leaves and cymes of fragrant yellow to green or red flowers; cultivated for its medicinal bark
cinchona: any of several trees of the genus Cinchona

Other hypernyms of Cinchona ledgeriana include chinchona.

Cinchona ledgeriana (noun)	cinchona (noun)
Peruvian shrub or small tree having large glossy leaves and cymes of fragrant yellow to green or red flowers; cultivated for its medicinal bark	any of several trees of the genus Cinchona
	medicinal bark of cinchona trees; source of quinine and quinidine