taxonID	type	description	language	source
FE4ED8861712501B9D979EABE5BE609C.taxon	description	Figs 2, 3	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
FE4ED8861712501B9D979EABE5BE609C.taxon	etymology	Etymology. The epithet ' Gymnopus omphalinoides ' (Lat.) refers to the omphalinoid or Omphalina - like basidiomata of the new species.	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
FE4ED8861712501B9D979EABE5BE609C.taxon	diagnosis	Diagnosis. Differs from G. volkertii Murrill in its striate or grooved pileus and smaller basidiospores (4.0 - 5.5 x 2.5 - 3 μm). Basidiomata mainly gregarious on decayed wood in broadleaf forest; pileus disc reddish orange to dark brown becoming paler with age; lamellae broad, adnate and ventricose; stipe glabrous.	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
FE4ED8861712501B9D979EABE5BE609C.taxon	description	Description. Basidiomata omphalinoid, collybioid or gymnopoid. Pileus 10 - 40 mm broad, membranous, hemispheric when young, becoming convex, plano-convex to applanate, generally umbilicate to sometimes slightly depressed at the centre, inflexed then straight or reflexed at margin, with a marginal zone often undulating with age, glabrous, radially striate or grooved towards the margin, orange (6 B 7) or reddish orange (7 B 7) to brown (7 D 8) overall when young, somewhat reddish orange (7 B 7) or dark brown (7 F 8), then paler towards the margin, white or pale orange (6 A 3) to light brown (6 D 4), often greyish orange (6 B 4) to dark brown (6 F 8) at the disc. Lamellae adnate, broad, ventricose to broadly ventricose, white when fresh, sometimes with greyish red (7 B 4) to brown (7 E 7) tint somewhere, margin entire to split and sometimes grooved, L = 12 - 17, l = 3 - 5. Stipe 10 - 30 mm long, 2 - 4 mm thick in the middle, central, cylindrical, or compressed, with dense basal mycelium when young that disappears when old, hollow, fibrous, glabrous, slightly longitudinally striate when old, rooting deep in the substrate, but eventually attaches to the stump, dull white to greyish red (7 B 4) when young, soon darker towards the base, white to reddish orange (7 A 7) at apex, finally entirely dark brown (7 F 8). Odour not distinctive. Basidiospores [n = 80] (3.5 -) 4.0 - 5.5 (- 6.0) x 2.5 - 3 (- 3.5) μm (average = 4.63 x 2.93 μm, E = 1.33 - 1.83 (- 2), Q = 1.58), obovoid, ellipsoid to subellipsoid, sometimes amygdaliform. Basidia [n = 20] 17 - 31 x 3 - 5 μm, clavate, 4 - spored. Basidioles [n = 20] 17 - 32 x 4 - 5.5 μm, clavate, cylindrical. Lamellar edge sterile. Cheilocystidia [n = 20] 17 - 32 x 4 - 10 μm, irregularly clavate, sphaeropedunculate or almost so, with tendency to be inflated, with or without finger-like apical projection (s) or more or less diverticulate elements. Pileipellis a cutis composed of cylindrical, thin-walled hyphae, up to 12.5 μm wide, smooth or with scattered diverticula, hyaline to slightly brownish; Rameales - like structures present, rare to abundant; terminal cells short, broad, mostly inflated, vesiculose or pyriform to cystidioid (clavate), obtuse and sometimes diverticulate, mixed with a few irregularly branched, slightly coralloid elements and some resembling Dryophila - type structures. Stipitipellis a cutis composed of cylindrical, slightly thick to thick-walled, smooth, non-dextrinoid, parallelly arranged hyphae, up to 12 μm wide, with or without Rameales - like structure. Caulocystidia absent. Clamp connections present.	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
FE4ED8861712501B9D979EABE5BE609C.taxon	materials_examined	Additional specimens examined. China, Guangdong Province, Guangzhou City, Tianluhu Forest Park, longitude and latitude not recorded, alt. not recorded, 4 April 2019, T. H. Li, W. Q. Deng, J. Y. Xu & J. P. Li (GDGM 44411); Guizhou Province, Tongren City, Fanjingshan National Nature Reserve, 27 ° 48 ' 33 " N, 108 ° 44 ' 45 " E, alt. 640 m, 14 July 2019, J. Z. Xu (HMJU 00506); Yunnan Province, Pu'er City, Meizihu Reservoir, 22 ° 45 ' 0 " N, 100 ° 58 ' 48 " E, alt. 1300 m, 19 September 2019, M. Zhang, T. Li & J. Y. Xu (GDGM 78483); Yunnan Province, Maguan County, Nanlao Village, 23 ° 03 ' 21 " N, 104 ° 31 ' 12 " E, alt. 1190 m, 5 August 2017, X. H. Wang (KUN-HKAS 107312).	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
5ABFA379DEFA56DB9EA4A453DA5DB960.taxon	description	Figs 4, 5	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
5ABFA379DEFA56DB9EA4A453DA5DB960.taxon	etymology	Etymology. The epithet " Gymnopus schizophyllus " (Lat.) refers to the split edge of lamellae which is not so common in the genus.	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
5ABFA379DEFA56DB9EA4A453DA5DB960.taxon	diagnosis	Diagnosis. Differs from G. omphalinoides in its more or less depressed to slightly umbilicate pileus and more often split lamellar edge. Basidiomata mainly gregarious on decayed wood in broadleaf forest; pileus often pale orange to light brown; lamellae, adnate and generally split at the edge; stipe glabrous.	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
5ABFA379DEFA56DB9EA4A453DA5DB960.taxon	description	Description. Basidiomata gymnopoid or collybioid. Pileus 10 - 20 mm broad, membranous, hemispherical when young, then convex, with slightly inflexed margin, expanding to plano - convex, with a depressed disc, undulating at the margin, glabrous, radially striate or grooved towards the margin, often pale orange (6 A 3) to light brown (6 D 8), darker at the centre, sometimes to dark brown (6 F 8), white to light brown (6 D 8) towards the margin. Lamellae adnate, linear to arcuate, sometimes furcate to branched or venose, generally split at the edge, dull white to brownish orange (7 C 7), pale at the edge, sometimes with brown (7 E 8) to dark brown (7 F 8) tints somewhere, L = 10 - 20, l = 3 - 4. Stipe 11 - 21 mm long, 0.8 - 1 mm thick in middle, central, cylindrical, straight or sometimes curved, insititious, hollow, fibrous, glabrous, rooting deep in the substrate, but eventually attaches to the stump, white to orange-white (6 A 2) at first, slightly darker at base, then darker towards the apex, finally entirely light brown (7 D 8) to brown (7 E 8). Odour not distinctive. Basidiospores [n = 80] 4 - 6 (- 6.5) x 2.5 - 3 (- 3.5) μm (average = 4.90 x 2.93 μm, E = (1.29 -) 1.33 - 2.00 (- 2.20), Q = 1.68) or [n = 20] 6.5 - 8 x 2.5 - 3 μm (average = 7.35 x 2.86 μm, E = 2.17 - 3.2, Q = 2.65), obovoid, ellipsoid to subellipsoid, sometimes amygdaliform. Basidia [n = 20] 15 - 32 x 4 - 6 μm, clavate, 4 - spored, rarely 1 - 3 - spored. Basidioles [n = 20] 17 - 27.5 x 4 - 6.5 μm, clavate, cylindrical. Lamellar edge sterile. Cheilocystidia [n = 20] 20 - 43 x 4.5 - 9 μm, irregularly clavate, tending to inflated, with finger-like apical projection (s) or more or less diverticulate elements. Pileipellis a cutis composed of thin-walled, cylindrical hyphae up to 18 μm wide, smooth or with scattered diverticula, hyaline to slightly greyish; Rameales - like structures present but very few; terminal elements short, broad, mostly inflated, vesiculose or pyriform to cystidioid (clavate), obtuse and sometimes diverticulate, mixed with a few irregularly branched elements, some resembling Dryophila - type structures. Stipitipellis a cutis composed of cylindrical hyphae, up to 19 μm wide, thin- to thick-walled, smooth, non-dextrinoid, diverticulate, parallelly arranged. Caulocystidia absent. Clamp connections present.	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
5ABFA379DEFA56DB9EA4A453DA5DB960.taxon	materials_examined	Additional specimens examined. China, Guangdong Province, Xinyi City, Yunkaishan National Nature Reserve, 22 ° 17 ' 10 " N, 111 ° 12 ' 50 " E, alt. 1450 m, 26 July 2019, B. Song, H. S. Wen & J. P. Li (GDGM 77038); Guangdong Province, Xinyi City, Yunkaishan National Nature Reserve, 22 ° 17 ' 06 " N, 111 ° 12 ' 51 " E, alt. 1450 m, 29 May 2019, B. Song, H. S. Wen & J. P. Li (GDGM 76287); Yunnan Province, Maguan County, Laojunshan Moutain, 22 ° 56 ' 49 " N, 104 ° 32 ' 44 " E, alt. 1960 m, 11 August 2016, X. H. Wang (KUN-HKAS 96494).	en	Li, Ji-Peng, Antonin, Vladimir, Gates, Genevieve, Jiang, Lu, Li, Tai-Hui, Li, Yu, Song, Bin, Deng, Chun-Ying (2022): Emending Gymnopus sect. Gymnopus (Agaricales, Omphalotaceae) by including two new species from southern China. MycoKeys 87: 183-204, DOI: http://dx.doi.org/10.3897/mycokeys.87.76125, URL: http://dx.doi.org/10.3897/mycokeys.87.76125
