identifier	taxonID	type	CVterm	format	language	title	description	additionalInformationURL	UsageTerms	rights	Owner	contributor	creator	bibliographicCitation
CE1F66FF990856F8AB88F558268ED5E9.text	CE1F66FF990856F8AB88F558268ED5E9.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Resupinatus angulatus Q. X. Guan, H. Zhao, L. Zhuang, Yuan Yuan & Y. C. Dai 2026	<div><p>Resupinatus angulatus Q. X. Guan, H. Zhao, L. Zhuang, Yuan Yuan &amp; Y. C. Dai sp. nov.</p><p>Figs 2 a, b, 3</p><p>Etymology.</p><p>Angulatus (Lat.): refers to the species having angular pores of hymenophore.</p><p>Holotype.</p><p>China • Jilin Province, Dunhua County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=128.52747&amp;materialsCitation.latitude=43.641552" title="Search Plazi for locations around (long 128.52747/lat 43.641552)">Yanminghu Forest Park</a>, on fallen branch of Larix olgensis, collected by Yu-Cheng Dai, elev. 400 m, 43.641552°N, 128.527467°E, 13 September 2025, Dai 37973 (BJFC 059232).</p><p>Description.</p><p>Basidiomata annual, resupinate, gelatinous, without odor or taste when fresh, becoming fragile upon drying, up to 1.5 cm long, 1 cm wide, 120 µm thick at center. Hymenial surface poroid, bluish gray when fresh, turning to dark bluish gray upon drying. Pores angular, 3–4 per mm, Sterile margin indistinct and slightly cream; subiculum felty, loosely attached to the substrate and densely packed, up to 0.2 mm thick.</p><p>Hyphal system monomitic; generative hyphae with clamp connections, colorless, thin-walled, frequently branched, flexuous, interwoven, 1–3 µm in diameter; subicular hyphae thin- to thick-walled, branched, interwoven, 1.5–3 µm in diameter, IKI –, CB –; tissues unchanged in KOH. Cystidia absent; cystidioles fusiform, colorless, thin-walled, 10–15 × 3–5.5 µm. Basidia short clavate to pyriform, with four sterigmata and a basal clamp connection, with a few guttules, 17–22 × 5.5–7 µm; basidioles similar to basidia but slightly smaller. Basidiospores curved cylindrical to allantoid, colorless, thin-walled, smooth, IKI –, CB –, (5.4 –) 5.6–7.3 × 2.6–3.6 µm, L = 6.51 µm, W = 3.05 µm, and Q = 2–2.28 (n = 120 / 4).</p><p>Habitat and distribution.</p><p>It is known from Heilongjiang and Jilin, Northeastern China, growing on fallen branches of Larix olgensis and Pinus koraiensis .</p><p>Additional specimens examined (paratypes).</p><p>China • Jilin Province, Dunhua County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=128.52747&amp;materialsCitation.latitude=43.641552" title="Search Plazi for locations around (long 128.52747/lat 43.641552)">Yanminghu Forest Park</a>, collected by Yu-Cheng Dai, elev. 400 m, 43.641552°N, 128.527467°E, 13 September 2025: on fallen branch of Pinus koraiensis, Dai 37947; on fallen branch of Larix olgensis, Dai 37958 (BJFC 059217), Dai 37970 (BJFC 059229), and Dai 37986 (BJFC 059245) . • Heilongjiang Province: Tonghe County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=128.67084&amp;materialsCitation.latitude=46.176945" title="Search Plazi for locations around (long 128.67084/lat 46.176945)">Wulong National Park</a>, on fallen branch of Larix olgensis, collected by Yu-Cheng Dai, elev. 29 m, 46.176944°N, 128.670833°E, 9 October 2025, Dai 38056 (BJFC 059315) and Dai 38061 (BJFC 059320) ; Fangzheng County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=129.39473&amp;materialsCitation.latitude=45.8221" title="Search Plazi for locations around (long 129.39473/lat 45.8221)">Longshan Forest Park</a>, on fallen branch of Larix olgensis, collected by Yu-Cheng Dai, elev. 189 m, 45.822100°N, 129.394722°E, 11 October 2025, Dai 38209 (BJFC 059468) ; Linkou County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=129.55394&amp;materialsCitation.latitude=45.59485" title="Search Plazi for locations around (long 129.55394/lat 45.59485)">Yuanyangfeng Forest Park</a>, on fallen branch of Larix olgensis, collected by Yu-Cheng Dai, elev. 318 m, 45.594848°N, 129.553944°E, 11 October 2025, Dai 38277 (BJFC 059536) .</p><p>Notes.</p><p>Resupinatus angulatus is characterized by resupinate basidiomata; a poroid and bluish gray hymenial surface when fresh, dark bluish gray when drying; angular pores 3–4 per mm; a monomitic hyphal system bearing clamp connections; fusiform cystidioles; and curved cylindrical to allantoid basidiospores. Resupinatus angulatus is closely related to R. yunnanensis in the phylogeny (Fig. 1), but R. yunnanensis differs from R. angulatus by the absence of cystidioles and wider basidiospores (4.5–9 × 3.5–7 µm vs. 5.6–7.3 × 2.6–3.6 µm; Yang et al. 2023).</p></div>	https://treatment.plazi.org/id/CE1F66FF990856F8AB88F558268ED5E9	Public Domain	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.		Pensoft via Plazi	Zhuang, Lei;Guan, Qian-Xin;Dai, Yu-Cheng;Yuan, Yuan;Zhao, Heng	Zhuang, Lei, Guan, Qian-Xin, Dai, Yu-Cheng, Yuan, Yuan, Zhao, Heng (2026): Four new species of Resupinatus (Agaricales, Basidiomycota) on coniferous trees in Northeast China. MycoKeys 132: 173-189, DOI: 10.3897/mycokeys.132.188107
E4731BD9708A55DCA32526BF4C0F6F1A.text	E4731BD9708A55DCA32526BF4C0F6F1A.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Resupinatus latemarginatus Q. X. Guan, H. Zhao, L. Zhuang, Yuan Yuan & Y. C. Dai 2026	<div><p>Resupinatus latemarginatus Q. X. Guan, H. Zhao, L. Zhuang, Yuan Yuan &amp; Y. C. Dai sp. nov.</p><p>Figs 2 c, d, 4</p><p>Etymology.</p><p>Latemarginatus (Lat.): refers to the species having a wide sterile margin.</p><p>Holotype.</p><p>China • Heilongjiang Province, Wuchang County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=128.05806&amp;materialsCitation.latitude=44.206722" title="Search Plazi for locations around (long 128.05806/lat 44.206722)">Fenghuangshan Forest Park</a>, on fallen branch of Pinus koraiensis, collected by Yu-Cheng Dai, elev. 786 m, 44.206724°N, 128.058065°E, 31 August 2025, Dai 37377 (BJFC 058636).</p><p>Description.</p><p>Basidiomata annual, resupinate, gelatinous, without odor or taste when fresh, becoming fragile upon drying, up to 2 cm long, 0.6 cm wide, 100 µm thick at center. Hymenial surface poroid (isolated pores), ash-gray when fresh, turning to bluish gray upon drying. Pores circular to subcircular, 4–5 per mm; dissepiments covered in a dense mat of hairs. Sterile margin distinct, gray; subiculum felty, loosely attached to the substrate, and densely packed, up to 0.1 mm thick.</p><p>Hyphal system monomitic; generative hyphae with clamp connections, colorless, thin-walled, branched, interwoven, 1–2.5 µm in diameter; subicular hyphae thin- to slightly thick-walled, branched, interwoven, 1.5–3 µm in diameter, IKI –, CB –; tissues unchanged in KOH. Cystidia absent; cystidioles fusiform, colorless, thin-walled, 15–19 × 4.5–5.5 µm. Basidia short clavate to pyriform, with four sterigmata and a basal clamp connection, with a few guttules, 18–23 × 7–8.5 µm; basidioles similar to basidia but slightly smaller. Basidiospores ellipsoid, colorless, thin-walled, smooth, with one large guttule, IKI –, CB –, (5.7 –) 5.9–7.3 × (4.2 –) 4.4–5.4 µm, L = 6.59 µm, W = 4.85 µm, and Q = 1.34–1.37 (n = 60 / 2).</p><p>Habitat and distribution.</p><p>It is known from Heilongjiang, Northeastern China, growing on fallen branches of Abies nephrolepis and Pinus koraiensis .</p><p>Additional specimens examined (paratypes).</p><p>China • Heilongjiang Province, Wuchang County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=128.05806&amp;materialsCitation.latitude=44.206722" title="Search Plazi for locations around (long 128.05806/lat 44.206722)">Fenghuangshan Forest Park</a>, on fallen branch of Abies nephrolepis, collected by Yu-Cheng Dai, elev. 786 m, 44.206724°N, 128.058065°E, 31 August 2025, Dai 37374 (BJFC 058633) .</p><p>Notes.</p><p>Resupinatus latemarginatus is characterized by resupinate basidiomata; a poroid and ash-gray hymenial surface when fresh, bluish gray when drying; circular to subcircular pores 4–5 per mm; a monomitic hyphal system bearing clamp connections; fusiform cystidioles; and ellipsoid basidiospores measuring 5.9–7.3 × 4.4–5.4 µm. Resupinatus latemarginatus is closely related to R. sinuosus and R. tenuis in the phylogeny (Fig. 1). However, R. sinuosus differs from R. latemarginatus by its sinuous to irregular pores, smaller basidia (16–18 × 7–8.5 µm vs. 18–23 × 7–8.5 µm) and basidiospores (5.3–6.6 × 4–5.2 µm vs. 5.9–7.3 × 4.4–5.4 µm), and R. tenuis is distinguished from R. latemarginatus by its smaller pores (7–10 per mm vs. 4–5 per mm), indistinct sterile margin, larger basidia (20.5–26.5 × 8.5–10 µm vs. 18–23 × 7–8.5 µm), and larger basidiospores (7.5–9 × 5–6 µm vs. 5.9–7.3 × 4.4–5.4 µm; Dong et al. 2025).</p></div>	https://treatment.plazi.org/id/E4731BD9708A55DCA32526BF4C0F6F1A	Public Domain	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.		Pensoft via Plazi	Zhuang, Lei;Guan, Qian-Xin;Dai, Yu-Cheng;Yuan, Yuan;Zhao, Heng	Zhuang, Lei, Guan, Qian-Xin, Dai, Yu-Cheng, Yuan, Yuan, Zhao, Heng (2026): Four new species of Resupinatus (Agaricales, Basidiomycota) on coniferous trees in Northeast China. MycoKeys 132: 173-189, DOI: 10.3897/mycokeys.132.188107
45FFA4E5A89557AB9DA8C37DF23C68A1.text	45FFA4E5A89557AB9DA8C37DF23C68A1.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Resupinatus sinoapplicatus Q. X. Guan, H. Zhao, L. Zhuang, Yuan Yuan & Y. C. Dai 2026	<div><p>Resupinatus sinoapplicatus Q. X. Guan, H. Zhao, L. Zhuang, Yuan Yuan &amp; Y. C. Dai sp. nov.</p><p>Figs 2 e, f, 5</p><p>Etymology.</p><p>Sinoapplicatus (Lat.): refers to the species similar to Resupinatus applicatus, but occurring in China.</p><p>Holotype.</p><p>China • Heilongjiang Province, Wuchang County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=127.72771&amp;materialsCitation.latitude=44.95724" title="Search Plazi for locations around (long 127.72771/lat 44.95724)">Chenxiangdian Forest Farm</a>, on fallen branch of Pinus koraiensis, collected by Yu-Cheng Dai, elev. 212 m, 44.957241°N, 127.727710°E, 30 August 2025, Dai 37311 (BJFC 058570).</p><p>Description.</p><p>Basidiomata annual, sessile, gelatinous, flabelliform or occasional suborbicular, laterally or dorsally attached to substrate, fragile and watery when fresh, becoming firm-gelatinous when dry. Pileus up to 10 mm in diam., orbicular when juvenile, becoming flabelliform when mature; upper surface pale mouse gray when fresh, becoming blackish blue when dry, smooth, sometimes pruinose; margin unrolled to incurved when juvenile, becoming straight, entire. Hymenium lamellate, lamellae with different lengths. Stipe absent. Context dark brown, leathery when dry, up to 1 mm thick.</p><p>Hyphal system monomitic; generative hyphae with clamp connections, colorless, thin-walled, branched, interwoven, 1–2.5 µm in diameter. Cheilocystidia clavate to coralloid with irregular, bifurcate, multifurcate, or rarely nodulose, thin-walled, hyaline, 8–15 × 5–7 µm, arising from generative hyphae. Pleurocystidia present, fusiform to with branched apices, 20–25 × 3.5–5 µm. Basidia clavate, with four sterigmata and a basal clamp connection, with a few guttules, 17–23 × 6–7.5 µm; basidioles similar to basidia but slightly smaller. Basidiospores globose, colorless, thin-walled, smooth, with one large guttule, IKI –, CB –, (3.8 –) 3.9–5 × (3.6 –) 3.7–4.7 µm, L = 4.4 µm, W = 4.1 µm, and Q = 1.05–1.07 (n = 60 / 2).</p><p>Habitat and distribution.</p><p>It is known from Heilongjiang, Northeastern China, growing on fallen branches of Pinus koraiensis .</p><p>Additional specimens examined (paratypes).</p><p>China • Heilongjiang Province, Fangzheng County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=129.00119&amp;materialsCitation.latitude=45.6775" title="Search Plazi for locations around (long 129.00119/lat 45.6775)">Shuangzishan Forest Park</a>, on fallen branch of Pinus koraiensis, collected by Yu-Cheng Dai, elev. 187 m, 45.677502°N, 129.001192°E, 12 October 2025, Dai 38328 (BJFC 059587) .</p><p>Notes.</p><p>Resupinatus sinoapplicatus is characterized by sessile, flabelliform or occasionally suborbicular basidiomata; pale mouse-gray pileus when fresh, blackish blue when drying; lamellate hymenium; a monomitic hyphal system bearing clamp connections; clavate to coralloid cheilocystidia; fusiform pleurocystidia with branched apices; and globose basidiospores. In the phylogeny (Fig. 1), R. sinoapplicatus is closely allied with R. applicatus and R. cinerascens . However, R. applicatus is separable from R. sinoapplicatus by its subglobose to globose basidiospores (Q = 1.07–1.15 vs. 1.05–1.07), narrower basidia (19–25 × 5–6.1 µm vs. 17–23 × 6–7.5 µm), and fusiform to cylindrical-clavate cheilocystidia (Gonou-Zagou et al. 2011); R. cinerascens differs from R. sinoapplicatus by its larger basidiospores (6 × 3.5 µm vs. 4.39 × 4.13 µm; Cleland 1927).</p></div>	https://treatment.plazi.org/id/45FFA4E5A89557AB9DA8C37DF23C68A1	Public Domain	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.		Pensoft via Plazi	Zhuang, Lei;Guan, Qian-Xin;Dai, Yu-Cheng;Yuan, Yuan;Zhao, Heng	Zhuang, Lei, Guan, Qian-Xin, Dai, Yu-Cheng, Yuan, Yuan, Zhao, Heng (2026): Four new species of Resupinatus (Agaricales, Basidiomycota) on coniferous trees in Northeast China. MycoKeys 132: 173-189, DOI: 10.3897/mycokeys.132.188107
AA35EEAA1D6255519F49F732372088EC.text	AA35EEAA1D6255519F49F732372088EC.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Resupinatus sinuosus Q. X. Guan, H. Zhao, L. Zhuang, Yuan Yuan & Y. C. Dai 2026	<div><p>Resupinatus sinuosus Q. X. Guan, H. Zhao, L. Zhuang, Yuan Yuan &amp; Y. C. Dai sp. nov.</p><p>Figs 2 g, h, 6</p><p>Etymology.</p><p>Sinuosus (Lat.): refers to the species having sinuous pores.</p><p>Holotype.</p><p>China • Heilongjiang Province, Linkou County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=129.45917&amp;materialsCitation.latitude=45.725277" title="Search Plazi for locations around (long 129.45917/lat 45.725277)">Sandaotong Virgin Forest</a>, on rotten wood of Abies nephrolepis, collected by Yu-Cheng Dai, elev. 451 m, 45.725278°N, 129.459167°E, 11 October 2025, Dai 38306 (BJFC 059565).</p><p>Description.</p><p>Basidiomata annual, resupinate, gelatinous, without odor or taste when fresh, becoming fragile upon drying, up to 8 cm long, 1 cm wide, 100 µm thick at center. Hymenial surface poroid (isolated pores), ash-gray when fresh and dry. Pores sinuous to irregular, 3–4 per mm; dissepiments covered in a dense mat of hairs. Sterile margin distinct, gray; subiculum felty, loosely attached to the substrate, and densely packed, up to 0.1 mm thick.</p><p>Hyphal system monomitic; generative hyphae with clamp connections, colorless, thin-walled, frequently branched, flexuous, interwoven, 1–3 µm in diameter; subicular hyphae thin- to slightly thick-walled, branched, interwoven, straight, 1–3.5 µm in diameter, IKI –, CB –; tissues unchanged in KOH. Cystidia absent; cystidioles fusiform, sometimes with branched apices, colorless, thin-walled, 17–22 × 3.5–6.5 µm. Basidia short clavate, with four sterigmata and a basal clamp connection, with a few guttules, 16–18 × 7–8.5 µm; basidioles similar to basidia but slightly smaller. Basidiospores ellipsoid, colorless, thin-walled, smooth, with one or two guttules, IKI –, CB –, (5 –) 5.3–6.6 × (3.9 –) 4–5.2 µm, L = 5.93 µm, W = 4.57 µm, and Q = 1.29 (n = 30 / 1).</p><p>Habitat and distribution.</p><p>It is known from Heilongjiang, Northeastern China, growing on rotten wood of Abies nephrolepis .</p><p>Notes.</p><p>Resupinatus sinuosus is characterized by resupinate, gelatinous basidiomata; a poroid and ash-gray hymenial surface; sinuous to irregular pores 3–4 per mm; a monomitic hyphal system bearing clamp connections; fusiform cystidioles; and ellipsoid basidiospores. In the phylogeny (Fig. 1), R. sinuosus is closely related to R. latemarginatus and R. tenuis, but R. tenuis is distinguished from R. sinuosus by smaller pores (7–10 per mm vs. 3–4 per mm), larger basidia (20.5–26.5 × 8.5–10 µm vs. 16–18 × 7–8.5 µm), and larger basidiospores (7.5–9 × 5–6 µm vs. 5.3–6.6 × 4–5.2 µm; Dong et al. 2025). For differences between R. latemarginatus and R. sinuosus, see notes under R. latemarginatus .</p></div>	https://treatment.plazi.org/id/AA35EEAA1D6255519F49F732372088EC	Public Domain	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.		Pensoft via Plazi	Zhuang, Lei;Guan, Qian-Xin;Dai, Yu-Cheng;Yuan, Yuan;Zhao, Heng	Zhuang, Lei, Guan, Qian-Xin, Dai, Yu-Cheng, Yuan, Yuan, Zhao, Heng (2026): Four new species of Resupinatus (Agaricales, Basidiomycota) on coniferous trees in Northeast China. MycoKeys 132: 173-189, DOI: 10.3897/mycokeys.132.188107
