Ficus elastica vs rubber plant

Ficus elastica and rubber plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ficus elastica	Yes	No	No	No
rubber plant	Yes	No	No	No

As nouns, Ficus elastica and rubber plant are synonyms defined as:

Ficus elastica and rubber plant: large tropical Asian tree frequently dwarfed as a houseplant; source of Assam rubber

Other synonyms of Ficus elastica include Assam rubber, India-rubber fig, India-rubber plant, India-rubber tree.

Ficus elastica (noun)	rubber plant (noun)
large tropical Asian tree frequently dwarfed as a houseplant; source of Assam rubber	large tropical Asian tree frequently dwarfed as a houseplant; source of Assam rubber