Hyacinthus candicans vs Galtonia candicans

Hyacinthus candicans and Galtonia candicans both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hyacinthus candicans	Yes	No	No	No
Galtonia candicans	Yes	No	No	No

As nouns, Hyacinthus candicans and Galtonia candicans are synonyms defined as:

Hyacinthus candicans and Galtonia candicans: southern African herb with white bell-shaped flowers

Other synonyms of Hyacinthus candicans include cape hyacinth, summer hyacinth.

Hyacinthus candicans (noun)	Galtonia candicans (noun)
southern African herb with white bell-shaped flowers	southern African herb with white bell-shaped flowers