The Key to Genus Coprinus from 11.02.2001

Author of the key: Kees Uljé
For web addapted by: Bob

What is your choice?

a.	Expanded pileus up to 25 mm; av. length of spores < 9 µm; on dung: C. utrifer
b.	Expanded pileus 5-12 mm; av. length of spores > 9 µm