Heuchera sanguinea vs alumroot

Heuchera sanguinea and alumroot both are nouns.

Word	Noun	Adjective	Verb	Adverb
Heuchera sanguinea	Yes	No	No	No
alumroot	Yes	No	No	No

As nouns, alumroot is a hypernym of Heuchera sanguinea; that is, alumroot is a word with a broader meaning than Heuchera sanguinea:

Heuchera sanguinea: perennial plant of the western United States having bright red flowers in feathery spikes; used as an ornamental
alumroot: any of several herbs of the genus Heuchera

Other hypernyms of Heuchera sanguinea include alumbloom.

Heuchera sanguinea (noun)	alumroot (noun)
perennial plant of the western United States having bright red flowers in feathery spikes; used as an ornamental	any of several herbs of the genus Heuchera