coltsfoot vs genus Tussilago

coltsfoot and genus Tussilago both are nouns.

Word	Noun	Adjective	Verb	Adverb
coltsfoot	Yes	No	No	No
genus Tussilago	Yes	No	No	No

coltsfoot (noun)	genus Tussilago (noun)
perennial herb with large rounded leaves resembling a colt's foot and yellow flowers appearing before the leaves do; native to Europe but now nearly cosmopolitan; used medicinally especially formerly	genus of low creeping yellow-flowered perennial herbs of north temperate regions: coltsfoots; in some classifications includes species often placed in other genera especially Homogyne and Petasites
tufted evergreen perennial herb having spikes of tiny white flowers and glossy green round to heart-shaped leaves that become coppery to maroon or purplish in fall