Robin Chittenden / Dead man's finger fungus (Xylaria polymorpha), Sri Lanka.

Andy Sands / Dead man's fingers (Xylaria polymorpha) strange fungi sticking up from rotten log, Buckinghamshire, England, UK, October

Robert Thompson / Dead man's fingers (Xylaria polymorpha) growing on fallen oak, Lamb Island, Lough Lean lower, Killarney, County Kerry, Republic of Ireland, November

Adrian Davies / Dead Man's Fingers Fungus {Xylaria polymorpha} amongst leaf litter, UK

Adrian Davies / Dead Man's Fingers fungus {Xylaria polymorpha} UK.

Philippe Clement / Dead man's finger fungus on tree stump {Xylaria polymorpha} Belgium

George McCarthy / Dead man's fingers fungus {Xylaria polymorpha} UK

Nigel Bean / Glistening ink cap (Coprinus micaceus) and other fungi, Many zoned polypore (Coriolus versicolor) and Dead man's finger (Xylaria polymorpha) on log. Norfolk, England, UK, Europe

Adrian Davies / Deads mans fingers fungus {Xylaria polymorpha} Devon UK

David Pike / Firerug inkcap (Coprinellus domesticus) and Dead man's fingers (Xylaria polymorpha) close up, Fingle Bridge, Dartmoor, Devon, UK. October. Focus-stacked image.

Robert Thompson / Dead man's fingers (Xylaria polymorpha) fungus growing from moss-covered rotting log in woodland, Ards Forest Park, County Donegal, Republic of Ireland. October.

Guy Edwardes / Dead man's fingers fungus (Xylaria polymorpha). New Forest National Park, England, UK. October.

Mateusz Piesiak / Dead man's fingers fungus (Xylaria polymorpha) in autumn forest. Barycz Valley Landscape Park, Poland, November.