Verdigris navel 
Vermilion Amanita 
Violet Bitter Bolete 
Violet Coral 
Violet Pinkgill 
Violet-grey bolete 
Violet-Toothed Polypore 
Volvate Amanita 
Vomiting Russula 
Walnut mycena 
Waxy laccaria 
Weeping bolete 
Weeping milk cap 
Weeping Widow 
Western Cauliflower Mushroom 
Western flat-top Agaricus 
Western giant puffball 
Western grisette 
Western Lactarius 
Western Panther 
Wet rot 
Whetstone's Amidella 
White American star-footed Amanita 
White Cheese Polypore