Script Lichen 
Scurfy Deceiver 
Scurfy twiglet 
Scutellinia umbrorum 
Scytinotus longinquus 
Sea Ivory 
Sebacina epigaea 
Septobasidium clelandii 
Septoria oenotherae 
Serpula himantioides 
Serried Porecrust 
Shaggy Bracket 
Shaggy Cap 
Shaggy Chanterelle 
Shaggy Ink Cap 
Shaggy Legged Ringless Amanita 
Shaggy Parasol 
Shaggy scalycap 
Shaggy-stalked bolete 
Sheathed woodtuft 
Shellfish-scented Russula 
Shield dapperling 
Shingled hedgehog 
Shingled rock shield lichen