Flammulina velutipes vs Flammulina

Flammulina velutipes and Flammulina both are nouns.

Word	Noun	Adjective	Verb	Adverb
Flammulina velutipes	Yes	No	No	No
Flammulina	Yes	No	No	No

Flammulina velutipes (noun)	Flammulina (noun)
an edible agaric that is available in early spring or late fall when few other mushrooms are; has a viscid smooth orange to brown cap and a velvety stalk that turns black in maturity and pallid gills; often occur in clusters	a genus of agarics