Tricholoma populinum vs sandy mushroom

Tricholoma populinum and sandy mushroom both are nouns.

Word	Noun	Adjective	Verb	Adverb
Tricholoma populinum	Yes	No	No	No
sandy mushroom	Yes	No	No	No

As nouns, Tricholoma populinum and sandy mushroom are synonyms defined as:

Tricholoma populinum and sandy mushroom: an edible agaric that fruits in great clusters (especially in sandy soil under cottonwood trees)

Tricholoma populinum (noun)	sandy mushroom (noun)
an edible agaric that fruits in great clusters (especially in sandy soil under cottonwood trees)	an edible agaric that fruits in great clusters (especially in sandy soil under cottonwood trees)