North American species of Clitocybe
Beihefte zur nova hedwigia, 72, 81, 72, 81
2 v. : il. ; 25 cm.
9783768254724, 9783443510015, 3768254720, 3443510019
1123919004
Part I
1982
280 p. [Heft 72] Part II
1985
p. 281-471, [49] p. de lám