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Piptoporus betulinus.   Click a photo to enlarge it.   back to list

synonyms: Birch Polypore, Birkenporling, Nyírfatapló, nyírtapló, Polypore du bouleau, Razorstrop Fungus
Piptoporus betulinus 2 Mushroom
Ref No: 8727
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Piptoporus betulinus Mushroom
Ref No: 8728
Buy this image
location: North America, Europe
edibility: Inedible
fungus colour: White to cream, Grey to beige
normal size: over 15cm
cap type: Other
stem type: Lateral, rudimentary or absent
flesh: Mushroom has distinct or odd smell (non mushroomy)
spore colour: Light to dark brown
habitat: Grows on wood

Piptoporus betulinus (Bull. ex Fr.) Karst. syn. Polyporus betulinus Bull. ex Fr. Birch Polypore or Razorstrop Fungus, Polypore du bouleau, Birkenporling, Nyírfa-tapló, nyírtapló, Berkezwam. Bracket 10–20cm across, 2–6cm thick, subglobose at first, expanding to hoof-shaped often with a rudimentary stem, margin thick and rounded; upper surface with a thin separable skin, smooth, whitish when young darkening to fleshy grey-brown with age. Flesh white, rubbery. Taste slightly bitter, smell strong and pleasant. Tubes 1.5–5mm long, white. Pores 3–4 per mm, circular, white at first, later pale grey-brown. Spores cylindric to bean-shaped, 4.5–6 x 1.3–1.5um. Habitat on birch. Season all year, annual, although fruit bodies remain intact from one year into the next. Very common. Not edible. Distribution, America and Europe.

Members' images and comments

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Philip Johnston (United Kingdom) - 12 February 2015

Found along the sixmile river antrim n.ireland on a birch tree
Piptoporus betulinus
Edwald den Ouden (France) - 08 October 2014

Piptoporus growing on birch, 21st of September 2014, Mt Canigou, France.
Piptoporus betulinus
Joshua Riddick (United Kingdom) - 20 March 2014

Growing on fallen Birch
Piptoporus betulinus
Andrew Block (United States) - 21 December 2012

Taken along Rte. 4, Sandy River Plantation, Franklin Co., ME, on 23 November 2012. Growing on paper birch.
Piptoporus betulinus
Nicholas Molinari (United States) - 01 November 2012

Found in Northbridge, Massachusetts in late October.
Piptoporus betulinus
Simon Wheatley (United Kingdom) - 23 September 2012

Found in a wood below Wildboar Clough above Torside Reservoir.
Piptoporus betulinus
Dylan Butts (United States) - 22 February 2012

West Branch Michigan
Piptoporus betulinus
Dave Kelly (United Kingdom) - 19 September 2011

Birch Polypore, New Forest UK
Piptoporus betulinus
Marjan Kustera (Yugoslavia) - 19 April 2011

Find at Vlasina lake,Serbia 2010. Photo by Marjan Kustera.
Piptoporus betulinus
Tony Wharton (United Kingdom) - 27 October 2010

Taken on Highgate Common, Staffs.
Piptoporus betulinus
Tony Wharton (United Kingdom) - 26 October 2010

Photographed on Highgate Common, Staffs.
Piptoporus betulinus
Richard Oakley (United Kingdom) - 25 September 2010

Richard Oakley (UK) - Epping Forest, 24 September 2010
Piptoporus betulinus
Terry Bouffard (Canada) - 23 April 2009

Found these on April 19 2009. There was still snow in the bush and these were were frozen like popsicles.
Piptoporus betulinus
Steven Hanna (United Kingdom) - 11 January 2009

Birch Polypore Piptoporus betulinus Kent, 2008
Piptoporus betulinus
Lorand Bartho (Hungary) - 06 November 2008

Piptoporus betulinus
Lorand Bartho (Hungary) - 06 November 2008

Piptoporus betulinus
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