Scientific name: Pleurocybella porrigens
Derivation of name: Porrigens means "extending
Synonyms: Pleurotus porrigens (Pers.) P. Kumm.
Common name(s): Angel's wings.
Occurrence on wood substrate: Saprobic; solitary to
clustered on dead conifer logs and stumps, particularly eastern
hemlock (Tsuga canadensis); August through October.
Dimensions: Caps 2.5-10 cm wide.
Cap: Smooth; white; flesh very thin.
Gills: White; crowded and narrow; radiating from stub-like
point of attachment.
Spore print: White.
Edibility: Inedible. Once considered edible by many,
there are reports of deadly poisonings in Japan.
Comments: Pleurotus ostreatus, while resembling this
mushroom, is a much more robust species with thicker flesh.
Also, Pleurotus ostreatus occurs most often on deciduous
More information on Wikipedia
Angel's wings. Photo © John Plischke III.
Figure 2. The thin flesh of Angel's wings is readily apparent
in this photograph. Photo © Steve Nelsen.
Figure 3. Pleurocybella porrigens. Photo © Steve Nelsen.
Figure 4. An award-winning photograph of angel's wings,
capturing the delicate structure and beauty of this species.
Photo © Steve Ness.