Background: During surveys of hypogeous fungi in the Hengduan Mountains, south-western China, three specimens of the genus Truncocolumella were discovered in Sichuan Province.
New information: Morphological and molecular analyses revealed that the collections represent a new species, Truncocolumellapseudocolumella. This article describes the new species and discusses its relationship with the other two members of the genus.
Keywords: Hengduan Mountainous; ITS; false truffles; morphological; taxonomy.
Lin Li, Shanping Wan, Yun Wang, Naritsada Thongklang, Zonglong Luo, Shuhong Li.