SUMMARYIn the preceding account one new variety,Marasmius candidusvar.setulosus, is described, andCantharellus multiplexhas been reëstablished as a species distinct fromC. clavatus.The following contributions to synonymy have been made:1.Flammula scamba(Fries) Sacc. (=Naucoria caespitosaMurr.)2.Hebeloma sarcophyllumPeck (=Hebeloma porphyrosporumMaire)3.Marasmius candidus Fries(=Marasmius magnisporusMurr.)4.Marasmius chordalisFries (=Marasmius limonisporaKauff.)5.Pholiota erinacea(Fries) Quél (=Naucoria badiaMurr.)6.Psathyrella hydrophila(Fries) Smith (=Hypholmna californicumEarle).