ABSTRACT: A new species of the lichen genus Cladonia.C.subincrassata S.Y.Guo from China, is described in this paper. Its major secondary products are usnic acid and zeorin. The zeorin.The comparative analysis on morphology, chemistry, distribution between the new species and its closely related one, C.incrassata, are presented.
KEY WORDS: Cladonia ; C.subincrassata; new species ;China