summer hyacinth vs Galtonia candicans

summer hyacinth and Galtonia candicans both are nouns.

Word	Noun	Adjective	Verb	Adverb
summer hyacinth	Yes	No	No	No
Galtonia candicans	Yes	No	No	No

As nouns, summer hyacinth and Galtonia candicans are synonyms defined as:

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

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

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