==參考文獻==
* National Audubon Society Field Guide to North American Mushrooms By Lincoff GH. - Random House 1981 isbn=0-394-51992-2
*
*<ref>[http://www.mushroomexpert.com/morganella_pyriformis.html
Lycoperdon pyriforme] MushroomExpert.Com 2004</ref>
==外部連結==