Name: Pleurotus ostreatus (Jacq.) P. Kumm.
Most Confident Observations:
Copyright © 2008 Darvin DeShazer (darv)
Copyright © 2010 Martin Livezey (MLivezey)
Copyright © 2016 Dave W (Dave W)
Version: 4
Previous Version 

First person to use this name on MO: Nathan Wilson
Editors: Alan Rockefeller, GALL Alain


Domain: Eukarya

Kingdom: Fungi

Phylum: Basidiomycota

Class: Agaricomycetes

Order: Agaricales

Family: Pleurotaceae

Genus: Pleurotus

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Notes on Taxonomy: [Edit]

Brief Description:

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.

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Created: 2007-01-09 21:03:43 PST (-0800) by Nathan Wilson (nathan)
Last modified: 2015-05-01 10:04:16 PDT (-0700) by GALL Alain (GALLA-TAHITI)
Viewed: 3068 times, last viewed: 2018-01-16 13:24:21 PST (-0800)
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