Lactarius (Basidiomycota) in Papua New Guinea. 1. Species of tropical lowland habitats

Abstract

The extant herbarium material of the genus Lactarius (L. novoguineensis P.Henn.) collected in tropical Papua New Guinean lowland forests is studied. In addition, four new taxa, L. leucophaeus, L. paleus, L. leoninus and L. walleynii are introduced. A key to the five species, illustrations and discussionabout their infrageneric position are presented.