Especies raras de hongos anamorfos saprobios en el estado de Tabasco

a total of 15 species of saprobe anamorphic fungi collected in a fragment of jungle of the centro de interpretación y convivencia con la naturaleza yumka' in the state of tabasco are described. for all species studied, the number of records worldwide are scarce, a reason for which we consider them to be rare. of the species studied, six are new reports for the neotropical region and all represent new records for mexico and tabasco. in addition, eight of them had not been reported since their original description. a morphological description, illustrations and up-to-date known world distributions are included for each taxon. a new name sporidesmium multiforme nom. nov is proposed for sporidesmium polymorphum r.f. casta？eda. the descriptions that appear were done from material extracted directly from the leaf litter.