Cortinarius ochrolamellatus (Agaricales, Basidiomycota): a new species in C. sect. Laeti, with comments on the origin of its European-Hyrcanian distribution
On the identity of some taxa of Pertusaria (lichens) described by C.F.E. Erichsen
A revision of taxonomic relation between Oenothera royfraseri and O. turoviensis (sect. Oenothera, subsect. Oenothera; Onagraceae) based on multivariate analyses of morphological characters