Clianthus puniceus vs clianthus

Clianthus puniceus and clianthus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Clianthus puniceus	Yes	No	No	No
clianthus	Yes	No	No	No

As nouns, clianthus is a hypernym of Clianthus puniceus; that is, clianthus is a word with a broader meaning than Clianthus puniceus:

Clianthus puniceus: evergreen shrub with scarlet to white clawlike or beaklike flowers; New Zealand
clianthus: any of various shrubs or vines of the genus Clianthus having compound leaves and pea-like red flowers in drooping racemes

Other hypernyms of Clianthus puniceus include glory pea.

Clianthus puniceus (noun)	clianthus (noun)
evergreen shrub with scarlet to white clawlike or beaklike flowers; New Zealand	any of various shrubs or vines of the genus Clianthus having compound leaves and pea-like red flowers in drooping racemes