Kwanghwana Karun., C.H.Kuo & K.D.Hyde, 2020
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publication ID |
https://doi.org/ 10.5252/cryptogamiemycologie2020v41a6 |
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DOI |
https://doi.org/10.5281/zenodo.7815125 |
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persistent identifier |
https://treatment.plazi.org/id/EF1987C6-FF8B-FFD0-2E44-E337FB2886C3 |
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treatment provided by |
Felipe |
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scientific name |
Kwanghwana Karun., C.H.Kuo & K.D.Hyde |
| status |
gen. nov. |
Kwanghwana Karun., C.H.Kuo & K.D.Hyde View in CoL View at ENA , gen. nov.
INDEX FUNGORUM NUMBER. — IF557100.
FACESOFFUNGI NUMBER. — FoF 07775.
ETYMOLOGY. — Refers to the collection site Kwang Hwa.
TYPE SPECIES. — Kwanghwana miscanthi Karun., C.H.Kuo & K.D.Hyde View in CoL , sp. nov.
DESCRIPTION
Associated with Miscanthus floridulus (Poaceae) leaf sheath.
Sexual state
Ascomata. Immersed or semi-immersed, visible as minute black dots on host surface, uniloculate, subglobose, brown to dark brown, solitary; centrally ostiolate, circular, papillate.
Peridium. With 7-9 layers at the apex and 3-4 layers at the base, thinner towards the base, the outer layers composed of brown, thick-walled cells of textura angularis, the inner layers composed of hyaline to pale brown, thin-walled cells of textura prismatica.
Hamathecium. Composed of numerous, hyaline, frequently septate, broadly cellular wide pseudoparaphyses,often constricted at the septa, branching at the mid-point, embedded in mucilage.
Asci. 8-spored, bitunicate, cylindrical to cylindric-clavate, short pedicellate, apically rounded with well-developed narrow ocular chamber, smooth-walled, arising from the base of the ascoma. Ascospores. Fusiform, broadly fusoid with rounded ends, hyaline, overlapping or irregularly biseriate, 3-septate, the cells above and below are broader, upper cell is comparatively broader, smooth-walled with large guttules. Ascospores germinate within 12 hours on PDA, geminating from end cells.
Asexual state
Unknown.
NOTES
The new genus Kwanghwana Karun., C.H.Kuo & K.D.Hyde , gen. nov., is morphologically and phylogenetically well supported (100% ML/1.00 BYPP).
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.