The taxa belonging to European Xerocomoideae are described, illustrated and discussed. To this purpose, the microanatomical features of 24 European taxa have been exhaustively analysed and illustrated by micrographs. The taxonomical conclusions are summarised in a key; the taxa keyed out are:
X. armeniacus var. venosipes
X. armeniacus f. luteolus
Also included are X. depilatus and X. impolitus, that, based on molecular data, recently have been transferred from Boletus to Xerocomus.
528 pages, 245mm x 180mm, 290 colour photographs, 21 colour plates (by E. Rebaudengo and F. Boccardo) and 343 micrograph, english/italian.