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Type: Article
Published: 2019-07-22
Page range: 93–104
Abstract views: 24
PDF downloaded: 1

Two new species of the genus Leccinellum (Boletaceae, Boletales) from the south of China

College of Science, Hainan University, Haikou 570228, China College of Pharmacy-Transgenic Laboratory, Hainan Medical University, Haikou 571199, China
College of Pharmacy-Transgenic Laboratory, Hainan Medical University, Haikou 571199, China
Hainan Yinggeling National Nature Reserve, Baisha 572800, China
School of Horticulture, Anhui Agricultural University, Hefei 230036, China
College of Pharmacy-Transgenic Laboratory, Hainan Medical University, Haikou 571199, China
College of Science, Hainan University, Haikou 570228, China
College of Pharmacy-Transgenic Laboratory, Hainan Medical University, Haikou 571199, China
Key Laboratory of Modern Preparation of TCM of Ministry of Education, Jiangxi University of Traditional Chinese Medicine, Nanchang 330004, China
molecular phylogeny morphology new taxa taxonomy Fungi

Abstract

Two new species of Leccinellum, viz. L. alborufescens and L. fujianense are described based on morphological and molecular evidence. Both species have a rugulose or pitted brown pileus, a red color change of hymenophore and context, and a pileipellis and stipitipellis composed of chains of subglobose to pyriform cells. The differences between them are the width of the hyphae in the pileipellis and the range of distribution as well as the molecular data. Leccinellum alborufescens has hyphae in the pileipellis up to 13 μm in width, and a distribution in tropical China, whereas L. fujianense has pileipellis hyphae up to 20 μm in width, and a distribution in subtropical China. Detailed descriptions, color photos of fresh basidiomata and line drawings of the microstructures of the two new species are presented.