First person to use this name on MO: Nathan Wilson
Editors: Alan Rockefeller, Joseph D. Cohen, GALL Alain
Observations of:
this name (946)
this taxon, other names (0)
this taxon, any name (946)
other taxa, this taxon proposed (157)
Rank: Species
Status: Accepted
Name: Pleurotus ostreatus
Author: (Jacq.) P. Kumm.
Citation: Führ. Pilzk. (Zerbst): 104 (1871)
Deprecated Synonyms: Pleurotus sapidus
Misspellings: Pluerotus ostreatus, Pleurotus optuniae, Pleurotus ostreotus
Domain: Eukarya
Kingdom: Fungi
Phylum: Basidiomycota
Class: Agaricomycetes
Order: Agaricales
Family: Pleurotaceae
Genus: Pleurotus
Pileus: 5-25 cm broad, fan or oyster-shaped; Natural specimens range from white to gray or tan to dark-brown; margin inrolled when young, smooth and often somewhat lobed or wavy. Flesh white, firm, varies in thickness due to stipe arrangement.
Lamellae: Gills are white to cream, descend stalk if present. If so, stipe off-center with lateral attachment to wood.
Spores: The spores form a white to lilac-gray print on dark media. Spores 7.5-9 × 3.5-4.5 µm, smooth, elliptical, nonamyloid.
Stipe: Often absent. When present it is short and thick.
Taste: Mild
Odor: Often has a mild scent of anise.
The content for this page is largely adapted from Wikipedia4.