hen of the woods vs Polyporus frondosus

hen of the woods and Polyporus frondosus both are nouns.

Word	Noun	Adjective	Verb	Adverb
hen of the woods	Yes	No	No	No
Polyporus frondosus	Yes	No	No	No

As nouns, hen of the woods and Polyporus frondosus are synonyms defined as:

hen of the woods and Polyporus frondosus: large greyish-brown edible fungus forming a mass of overlapping caps that somewhat resembles a hen at the base of trees

Other synonyms of hen of the woods include Grifola frondosa, hen-of-the-woods.

hen of the woods (noun)	Polyporus frondosus (noun)
large greyish-brown edible fungus forming a mass of overlapping caps that somewhat resembles a hen at the base of trees	large greyish-brown edible fungus forming a mass of overlapping caps that somewhat resembles a hen at the base of trees