Nigramammilla calami gen. et sp. nov. and Arecomyces calami, A. licualae and Pseudohalonectria palmae spp. nov. from palms

Nigramammilla calami, Arecomyces calami, A. licualae and Pseudohalonectria palmae are four new ascomycete species described from palms. Nigramammilla cannot be accommodated in any other genus and is introduced here as a new genus. Each new species is described and illustrated and compared with related taxa.