Leucoagaricus houaynhangensis (Agaricaceae), a new yellowish-green species from Lao People’s Democratic Republic

© 2018, Chiang Mai University. All rights reserved. Leucoagaricus houaynhangensis, a yellowish-green agaric species, is described as a new species from Laos. It is characterised by light yellow to yellowish-green basidioma, covered with dark to dark grayish-brown squamules on pileus, free lamellae,...

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Bibliographic Details
Main Authors: Phongeun Sysouphanthong, Somsanith Bouamanivong, Thaviphone Salichanh, Nakhonekham Xaybouangeun, Phuping Sucharitakul, Maslin Osathanunkul, Chatmongkon Suwannapoom
Format: Journal
Published: 2018
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Online Access:https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85049674350&origin=inward
http://cmuir.cmu.ac.th/jspui/handle/6653943832/58261
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Institution: Chiang Mai University
Description
Summary:© 2018, Chiang Mai University. All rights reserved. Leucoagaricus houaynhangensis, a yellowish-green agaric species, is described as a new species from Laos. It is characterised by light yellow to yellowish-green basidioma, covered with dark to dark grayish-brown squamules on pileus, free lamellae, subcylindrical and smooth stipe, membranous and fragile annulus, oblong ovoid and hyaline basidiospore with a germ pore, clavate and 4-spored basidia, clavate to utriform cheilocystidia with slightly a long apical appendage, a hymeniderm pileus covering made up of cylindrical elements, a cutis stipe covering made up of cylindrical elements and absence of clamp-connections in all tissue. Photographs on field and illustrator line drawing of microscopic characters are given. Two known species, La. flavovirens J.F. Liang, Zhu L. Yang & J. Xu and La. viridivavus (Petch) T.K.A. Kumar & Manim., share some morphological similarities with the newly described taxon here, but they difference by both morphological characters and nrITS DNA.