Appearance
Cultivator-mycologists often incorrectly use the name "Pleurotus sajor-caju" for some warm weather varieties of "Pleurotus pulmonarius", a commonly cultivated species of Oyster Mushroom. The real "Pleurotus sajor-caju" is a completely separate species of mushroom, which was returned to the genus "Lentinus" by Pegler in 1975. However, the name "Pleurotus sajor-caju" has been misapplied so often, even in scientific texts, that confusion about the species name is persistent."Lentinus sajor-caju" Fries. Sing.) has a distinct veil, a persistent ring on the stipe, and flesh composed of trimitic or dimitic hyphae. "P. pulmonarius" is monomitic and has a bare stipe.
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