Xeromphalina cornui 
Xeromphalina fulvipes 
Xerula australis 
Xerula radicata 
Xylobolus subpileatus 
Yellow American Blusher 
Yellow Coral Fungus 
Yellow Cortinarius 
Yellow Fieldcap 
Yellow knight 
Yellow Navel 
Yellow swamp russula 
Yellow unicorn Entoloma 
Yellow-centered Waxcap 
Yellow-cracked bolete 
Yellow-dust Amanita 
Yellow-staining milkcap 
Yellow-staining mushroom 
Yellowdrop Milkcap 
Yellowfoot 
Yellowfoot bolete 
Yellowfoot Dapperling 
Yellowleg Bonnet 
Yew Club