Thursday, July 13, 2017

[Fungi • 2017] Gymnopilus penetrans and G. swaticus sp. nov. (Agaricomycota: Hymenogastraceae); A New Record and A New Species from northwest Pakistan


Gymnopilus swaticus J. Khan, Sher & Khalid
 Basidiomes in natural habitat. A‒B. Holotype collection, C. SWAT000134, D. LAH35300.


Abstract

Two Gymnopilus species are described and illustrated from northern parts of Khyber Pakhtunkhwa province, Pakistan. Gymnopilus swaticus is described as new to science based on morphological characters and data from nITS and nLSU. Gymnopilus penetrans is a new record for Pakistani mycobiota.

Keywords: agaricoid fungi, DNA sequences, molecular phylogeny, Swat district, taxonomy, Fungi

FIGURE 3. Basidiomes in natural habitat.
A‒D. Gymnopilus swaticus, A‒B. Holotype collection, C. SWAT000134, D. LAH35300.
 E‒F. Gymopilus penetrans, E. LAH35271, F. LAH35131. Photos by Junaid Khan. 

Gymnopilus swaticus J. Khan, Sher & Khalid sp. nov. 
Diagnosis:— growth on Piceae smithiana, fruiting body 40‒70 mm across, pileus velutinous to slightly tomentose, subdistant to close and sinuate to emarginate lamellae, ellipsoid to amygdaliform basidiospores measuring 8.6–10.0 × 4.5–5.6 µm.

 Type:—PAKISTAN. Khyber Pakhtunkhwa province, Swat district, Gabin Jabba valley Lalkoo, in decomposing cavities of Picea smithiana, 2483 m a.s.l., 31 August 2015, Junaid Khan GJ-1518 (Holotype SWAT000133!).

Etymology:—the specific epithet “swaticus” refers to the district of collection, Swat.

Habitat:— in small scattered groups, in decomposing cavities of standing trees of Picea smithiana.


Junaid Khan, Munazza Kiran, Sana Jabeen, Hassan Sher and Abdul Nasir Khalid. 2017. Gymnopilus penetrans and G. swaticus sp. nov. (Agaricomycota: Hymenogastraceae); A New Record and A New Species from northwest Pakistan.
 Phytotaxa. 312(1); 60–70.   DOI:  10.11646/phytotaxa.312.1.4

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