Sterculia rupestris vs Brachychiton rupestris

Sterculia rupestris and Brachychiton rupestris both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sterculia rupestris	Yes	No	No	No
Brachychiton rupestris	Yes	No	No	No

As nouns, Sterculia rupestris and Brachychiton rupestris are synonyms defined as:

Sterculia rupestris and Brachychiton rupestris: large tree of Queensland having cream-colored flowers blotched with red inside; sometimes placed in genus Sterculia

Other synonyms of Sterculia rupestris include narrow-leaved bottletree, Queensland bottletree.

Sterculia rupestris (noun)	Brachychiton rupestris (noun)
large tree of Queensland having cream-colored flowers blotched with red inside; sometimes placed in genus Sterculia	large tree of Queensland having cream-colored flowers blotched with red inside; sometimes placed in genus Sterculia