sandy mushroom is a noun meaning "an edible agaric that fruits in great clusters (especially in sandy soil under cottonwood trees)". It carries one recorded sense.
an edible agaric that fruits in great clusters (especially in sandy soil under cottonwood trees)
Definitions, synonyms and semantic relations for sandy mushroom come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.