Peperomia sandersii vs watermelon begonia

Peperomia sandersii and watermelon begonia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Peperomia sandersii	Yes	No	No	No
watermelon begonia	Yes	No	No	No

As nouns, Peperomia sandersii and watermelon begonia are synonyms defined as:

Peperomia sandersii and watermelon begonia: grown as a houseplant for its silvery striped fleshy foliage; South America

Other synonyms of Peperomia sandersii include Peperomia argyreia.

Peperomia sandersii (noun)	watermelon begonia (noun)
grown as a houseplant for its silvery striped fleshy foliage; South America	grown as a houseplant for its silvery striped fleshy foliage; South America