genus Trema vs Trema

genus Trema and Trema both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Trema	Yes	No	No	No
Trema	Yes	No	No	No

As nouns, genus Trema and Trema are synonyms defined as:

genus Trema and Trema: an evergreen tree of the family Ulmaceae that grows in tropical America and Africa and Asia

genus Trema (noun)	Trema (noun)
an evergreen tree of the family Ulmaceae that grows in tropical America and Africa and Asia	an evergreen tree of the family Ulmaceae that grows in tropical America and Africa and Asia