genus Lycaena vs Lycaena

genus Lycaena and Lycaena both are nouns.

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

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

genus Lycaena and Lycaena: type genus of the Lycaenidae; small slender butterflies with upper surface of wings usually metallic blue or green or copper

genus Lycaena (noun)	Lycaena (noun)
type genus of the Lycaenidae; small slender butterflies with upper surface of wings usually metallic blue or green or copper	type genus of the Lycaenidae; small slender butterflies with upper surface of wings usually metallic blue or green or copper