New European occurrences of Neottiella ricciae, a bryophilous ascomycete

摘要

Neottiella ricciae is a bryophilous ascomycete that has been so far observed altogether in fifteen localities worldwide. Twelve of them are situated on the European continent and three of them can be found on the Canary Islands, in India and in the U.S. A. Four collections from Hungary, Germany and Switzerland are described and illustrated in detail, and each represents the first records for the respective country. The host bryophytes were found to be Riccia glauca and R. sorocarpa. A map is provided summarising the known worldwide distribution of N. ricciae.