Nine species of ascomycetous fungi are reported as new for Taiwan. They are Anthostomella caulicola, Herpotrichia schiedermayeriana, Leptosphaeria doliolum, Melanomma pulvis-pyrius, Paraphaeosphaeria michotii, Parmulina japonica, Pseudothis coccodes, Thyridium vestitum, Vladracula annuliformis. The morphological Characteristics of all species are described and illustrated.