Two new species of Hygrophorus from temperate Himalayan Oak forests of Pakistan

The genus Hygrophorus is poorly studied from Asia. From Pakistan, only one species has been reported so far. Two new species in the genus have been collected from Himalayan oak forests of Pakistan. Hygrophorus alboflavescens (section Pudorini, subgenus Colorati) is characterised by its pure white, c...

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Main Authors: Arooj Naseer, Abdul Nasir Khalid, Rosanne Healy, Matthew E. Smith
Format: Article
Language:English
Published: Pensoft Publishers 2019-07-01
Series:MycoKeys
Online Access:https://mycokeys.pensoft.net/article/30280/download/pdf/
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author Arooj Naseer
Abdul Nasir Khalid
Rosanne Healy
Matthew E. Smith
author_facet Arooj Naseer
Abdul Nasir Khalid
Rosanne Healy
Matthew E. Smith
author_sort Arooj Naseer
collection DOAJ
description The genus Hygrophorus is poorly studied from Asia. From Pakistan, only one species has been reported so far. Two new species in the genus have been collected from Himalayan oak forests of Pakistan. Hygrophorus alboflavescens (section Pudorini, subgenus Colorati) is characterised by its pure white, centrally depressed pileus, occurrence of white stipe with yellow patches at lower half and broader (4.98 μm) basidiospores. Hygrophorus scabrellus (section Hygrophorus, subgenus Hygrophorus) is characterised by its yellowish-green stipe with white apex that has fine scales on the entire stipe, an off-white pileus with dark green and greyish fibrils, ovoid to ellipsoid basidiospores and clavate 4-spored basidia. Macro- and micromorphological descriptions have revealed that both these taxa are not yet described. Phylogenetic estimation based on DNA sequences from the internal transcribed spacer (ITS) region and large subunit (LSU) of the nuclear ribosomal DNA (rDNA) genes, is congruent with the morphological characters that help to delimit these as new species of Hygrophorus. Allied taxa are also compared.
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spelling doaj.art-0cd2d63b549e446390191eb04b8a80b02022-12-21T23:18:51ZengPensoft PublishersMycoKeys1314-40571314-40492019-07-0156334710.3897/mycokeys.56.3028030280Two new species of Hygrophorus from temperate Himalayan Oak forests of PakistanArooj Naseer0Abdul Nasir Khalid1Rosanne Healy2Matthew E. Smith3University of the PunjabUniversity of the PunjabUniversity of FloridaUniversity of FloridaThe genus Hygrophorus is poorly studied from Asia. From Pakistan, only one species has been reported so far. Two new species in the genus have been collected from Himalayan oak forests of Pakistan. Hygrophorus alboflavescens (section Pudorini, subgenus Colorati) is characterised by its pure white, centrally depressed pileus, occurrence of white stipe with yellow patches at lower half and broader (4.98 μm) basidiospores. Hygrophorus scabrellus (section Hygrophorus, subgenus Hygrophorus) is characterised by its yellowish-green stipe with white apex that has fine scales on the entire stipe, an off-white pileus with dark green and greyish fibrils, ovoid to ellipsoid basidiospores and clavate 4-spored basidia. Macro- and micromorphological descriptions have revealed that both these taxa are not yet described. Phylogenetic estimation based on DNA sequences from the internal transcribed spacer (ITS) region and large subunit (LSU) of the nuclear ribosomal DNA (rDNA) genes, is congruent with the morphological characters that help to delimit these as new species of Hygrophorus. Allied taxa are also compared.https://mycokeys.pensoft.net/article/30280/download/pdf/
spellingShingle Arooj Naseer
Abdul Nasir Khalid
Rosanne Healy
Matthew E. Smith
Two new species of Hygrophorus from temperate Himalayan Oak forests of Pakistan
MycoKeys
title Two new species of Hygrophorus from temperate Himalayan Oak forests of Pakistan
title_full Two new species of Hygrophorus from temperate Himalayan Oak forests of Pakistan
title_fullStr Two new species of Hygrophorus from temperate Himalayan Oak forests of Pakistan
title_full_unstemmed Two new species of Hygrophorus from temperate Himalayan Oak forests of Pakistan
title_short Two new species of Hygrophorus from temperate Himalayan Oak forests of Pakistan
title_sort two new species of hygrophorus from temperate himalayan oak forests of pakistan
url https://mycokeys.pensoft.net/article/30280/download/pdf/
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