Martynia fragrans vs sweet unicorn plant

Martynia fragrans and sweet unicorn plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
Martynia fragrans	Yes	No	No	No
sweet unicorn plant	Yes	No	No	No

As nouns, Martynia fragrans and sweet unicorn plant are synonyms defined as:

Martynia fragrans and sweet unicorn plant: a herbaceous plant of the genus Proboscidea

Other synonyms of Martynia fragrans include Proboscidea fragrans.

Martynia fragrans (noun)	sweet unicorn plant (noun)
a herbaceous plant of the genus Proboscidea	a herbaceous plant of the genus Proboscidea