Lithocarpus glaber vs Lithocarpus glabra

Lithocarpus glaber and Lithocarpus glabra both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lithocarpus glaber	Yes	No	No	No
Lithocarpus glabra	Yes	No	No	No

As nouns, Lithocarpus glaber and Lithocarpus glabra are synonyms defined as:

Lithocarpus glaber and Lithocarpus glabra: small evergreen tree of China and Japan

Other synonyms of Lithocarpus glaber include Japanese oak.

Lithocarpus glaber (noun)	Lithocarpus glabra (noun)
small evergreen tree of China and Japan	small evergreen tree of China and Japan