Moehringia lateriflora vs genus Moehringia

Moehringia lateriflora and genus Moehringia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Moehringia lateriflora	Yes	No	No	No
genus Moehringia	Yes	No	No	No

Moehringia lateriflora (noun)	genus Moehringia (noun)
low-growing herb having clusters of small white four-petaled flowers	low-growing herbs widely distributed in temperate and Arctic Northern Hemisphere: sandworts; distinguished from members of the genus Arenaria mainly by having four-petaled rather than five-petaled flowers