Seven new records of foliicolous lichens from Vietnam

Seven foliicolous species growing in tropical regions of Vietnam are reported as new to the country. Described are Arthonia accolens, Calenia aspidota, Calopadia subcoerulescens, Coenogonium minimum, Fellhanera rhapidophylli, F. semecarpi, and Porina subnitidula. Among them, Coenogonium minimum and Porina subnitidula are reported for the first time from the paleotropics.