identifier	taxonID	type	CVterm	format	language	title	description	additionalInformationURL	UsageTerms	rights	Owner	contributor	creator	bibliographicCitation
28A621EA6E935B33B861C8E7FA6935A8.text	28A621EA6E935B33B861C8E7FA6935A8.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Cortinarius orienticroceus Y. Zhou, Y. Zhang & Q. Zhao 2026	<div><p>Cortinarius orienticroceus Y. Zhou, Y. Zhang &amp; Q. Zhao sp. nov.</p><p>Fig. 2 Chinese name: 东方黄丝膜菌 (dong fang huang si mo jun)</p><p>Etymology.</p><p>Croceus means yellow, namely after its type locality from East Asia.</p><p>Holotype.</p><p>China, • Yunnan, Lijiang, Yulong Naxi Autonomous County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=99.7225&amp;materialsCitation.latitude=26.630602" title="Search Plazi for locations around (long 99.7225/lat 26.630602)">Jiuhe Township</a> 26.630601°N, 99.722506°E; alt. 3236 m; in Abies forest; 28 Jul. 2016, LJ _ 343 (HKAS 151551).</p><p>Macrostructures.</p><p>The pileus measures 30–40 mm in diameter; it is campanulate, umbilicate, with a slightly incurved and non-striate margin; the surface is fibrillose-tomentose and non-viscid, appearing dark brown (9 F 6) at the disc and gradually fading to light brown (9 E 5) towards the margin, which is pale yellow (5 D 5). The lamellae are adnexed, moderately crowded, of unequal length, with even edges, and colored pale yellow to bright yellow (5 D 6). The stipe measures 50–80 mm long × 5–8 mm thick, cylindrical, and central. Its upper and median portions are pale yellow (5 D 6), while the base is reddish-brown (8 B 6). Initially silky and shiny, it darkens with maturity, developing slight olivaceous tones (dull pale yellow, 4 D 8). The veil is inconspicuous. The basal mycelium is light yellow (3 A 2). No distinct odor is detected from the fruiting body.</p><p>Microstructures.</p><p>Basidiospores [80 / 2 / 2] (6 –) 6.5–8 (– 8.5) × 4.5–6 (– 6.5) μm, [Q = (1 –) 1.21–1.68 (– 2), Q = 1.48 ± 0.15], ellipsoid, moderately verrucose, amber-yellow. Basidia (22.5 –) 23–32 × 6–9 μm, 4 – spores, turning pale red to red in 10 % KOH solution. Cystidia absent. Pileipellis duplex: the epicutis consisting of appressed hyphae 5–15 μm wide, cylindrical and elongated, subparallelly arranged on the epidermis, mostly hyaline and occasionally pale pink in 10 % KOH, with clamp connections present; the subpellis not distinctly delimited from the context. Stipitipellis hyphae 7–18 µm wide, hyaline in 10 % KOH, with clamp connections.</p><p>Habitat.</p><p>It forms ectomycorrhizal associations and grows gregariously in coniferous forests dominated by Picea spp. and Abies spp.</p><p>Distribution.</p><p>Located in northwestern Yunnan, China.</p><p>Additional material examined.</p><p>China, • Yunnan, Lijiang City, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=99.7225&amp;materialsCitation.latitude=26.630602" title="Search Plazi for locations around (long 99.7225/lat 26.630602)">Laojunshan Nature Reserve</a>, 26.630601°N, 99.722506°E; alt. 3846 m, in a forest of Picea spp. and Abies spp., 9 Aug. 2023, YYW _ 05 (HKAS 151552) .</p><p>Notes.</p><p>The most distinctive feature of Cortinarius orienticroceus is its vibrant fruiting body coloration: the pileus transitions from dark brown at the disc to pale brown or light yellow towards the margin, the lamellae are pale yellow to bright yellow, the stipe is light yellow above and reddish brown below, the basidiospores are ellipsoid and ornamented with verrucose projections. Genetic studies show that C. orienticroceus is most closely related to C. subrufulus and C. hadrocroceus (Fig. 1). In comparison, C. subrufulus features a pileus that is brown to reddish-brown, often with a faint yellowish hue near the margin when young, lamellae are orange to red-orange, and its stipe is pale yellow. C. hadrocroceus has a hemispherical pileus, dark brown at the center and transitioning to brown or reddish-brown at the edges. Its lamellae are moderately spaced, starting as olive-yellow and turning pale olive-brown as they mature. The stipe is cylindrical or slightly bulbous at the base and pale yellow (Niskanen 2014).</p></div>	https://treatment.plazi.org/id/28A621EA6E935B33B861C8E7FA6935A8	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	Zhou, Yue;Mu, Liheng;Zhao, Qi;Dai, Yongsi;Chen, Siqi;Wu, Ting;Zhang, Ying	Zhou, Yue, Mu, Liheng, Zhao, Qi, Dai, Yongsi, Chen, Siqi, Wu, Ting, Zhang, Ying (2026): Morpho-molecular characterization reveals three Cortinarius subgenus Dermocybe species from southwest China (Agaricales, Cortinariaceae). MycoKeys 130: 165-184, DOI: 10.3897/mycokeys.130.183563
4CE5DA59214D5BB08A891E2EC9FDEEB3.text	4CE5DA59214D5BB08A891E2EC9FDEEB3.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Cortinarius orientisanguineus Y. Zhou, Y. Zhang & Q. Zhao 2026	<div><p>Cortinarius orientisanguineus Y. Zhou, Y. Zhang &amp; Q. Zhao sp. nov.</p><p>Fig. 3 Chinese name: 东方血红丝膜菌 (dong fang xue hong si mo jun)</p><p>Etymology.</p><p>Sanguineus means blood-red, namely after its type locality from East Asia.</p><p>Holotype.</p><p>China • Yunnan, Honghe Hani and Yi Autonomous Prefecture, Pingbian Miao Autonomous County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=103.722404&amp;materialsCitation.latitude=22.53062" title="Search Plazi for locations around (long 103.722404/lat 22.53062)">Dawei Mountain National Forest Park</a>, 22.5306201°N, 103.722405°E, alt. 2354 m, in evergreen broad-leaved forest, 14 Jul. 2020, PB _ 116 (HKAS 151548).</p><p>Macrostructures.</p><p>The pileus measures 28–42 mm in diameter, hemispherical, with an initially straight margin then becomes partly erose; the surface exhibits conspicuous fibrillose squamules and is dry. It is reddish-brown (9 A 8) at the disc, gradually fading to light brown (9 A 7) toward the margin, which is orange-yellow (5 A 6). The lamellae are crowded, of unequal length, adnate, and reddish-brown (8 C 7). The stipe measures 40–60 mm long and 3–4 mm thick, central, slightly bulbous at the base; its upper and median portions are reddish-brown (8 C 7), while the lower part is orange-yellow (6 B 6). The veil is evanescent, forming a reddish-brown annulus on the upper to median stipe. The basal mycelium is yellow (3 A 2).</p><p>Microstructures.</p><p>Basidiospores [120 / 3 / 1] (5 –) 5.5–7.5 (– 8) × 3.5–5.5 (– 6) μm [Q = 1–1.5 (– 1.65), Q = 1.39 ± 0.14], amygdaliform to ellipsoid, moderately verrucose, yellowish-brown. Basidia (18 –) 21–32 × 5–8 μm, 4 – spores, containing granular contents, hyaline to pale pink in 10 % KOH solution. Cystidia absent. Pileipellis exhibits a purplish-red coloration in KOH solution; epicutis well-developed, 8–15 μm wide, highly gelatinized, and the pileipellis exhibits elongate-ellipsoidal elements, closely interwoven and appressed to the epidermal layer, with clamp connections present, hyaline in 10 % KOH, the hypodermal hyphae are inconspicuous. Stipitipellis hyphae 5–11 µm wide, hyaline in 10 % KOH, with clamp connections.</p><p>Habitat.</p><p>It forms ectomycorrhizal associations and grows gregariously in evergreen broad-leaved forests.</p><p>Distribution.</p><p>It is situated in southern Yunnan, specifically in the southeastern part of the Honghe Hani and Yi Autonomous Prefecture.</p><p>Additional material examined.</p><p>China, • Yunnan, Honghe, Pingbian Miao Autonomous County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=103.52341&amp;materialsCitation.latitude=22.86162" title="Search Plazi for locations around (long 103.52341/lat 22.86162)">Dawei Mountain National Forest Park</a>, 22.8616201°N, 103.523405°E, alt. 2341 m, in evergreen broad-leaved forest, 14 Jul. 2020, PB _ 68 (HKAS 151549), 15 Jul. 2020, PB _ 115 (HKAS 151550) .</p><p>Notes.</p><p>Cortinarius orientisanguineus is distinguished by its pileus, which displays a reddish-brown center, transitioning to light brown towards the edges, and finally to orange-yellow at the margin. Its stipe is slightly enlarged at the base, with reddish-brown hues dominating the upper and middle sections, fading to orange-yellow near the base. The lamellae are closely spaced and uneven. The species also features moderately warted basidiospores, which are almond-shaped to elliptical, and basidia with granular contents. Phylogenetic studies indicate that C. orientisanguineus is closely related to the C. sanguineus complex, with the strongest similarity to C. neosanguineus (Fig. 1).</p><p>Morphologically, C. neosanguineus differs by having a uniformly bright red pileus, moderately spaced, deep purplish-red lamellae, and a stipe that matches the color of the lamellae (Niskanen et al. 2013). Additionally, the basidiospores of C. neosanguineus are larger, 7–8.5 (9) × 4.5–5. 5 μm. In comparison, C. orientisanguineus has smaller basidiospores, ranging from 5.5–7.5 × 4–5.5 (6) μm.</p></div>	https://treatment.plazi.org/id/4CE5DA59214D5BB08A891E2EC9FDEEB3	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	Zhou, Yue;Mu, Liheng;Zhao, Qi;Dai, Yongsi;Chen, Siqi;Wu, Ting;Zhang, Ying	Zhou, Yue, Mu, Liheng, Zhao, Qi, Dai, Yongsi, Chen, Siqi, Wu, Ting, Zhang, Ying (2026): Morpho-molecular characterization reveals three Cortinarius subgenus Dermocybe species from southwest China (Agaricales, Cortinariaceae). MycoKeys 130: 165-184, DOI: 10.3897/mycokeys.130.183563
F13A19C103505972BFB53C070D584806.text	F13A19C103505972BFB53C070D584806.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Cortinarius subolivaceoluteus Y. Zhou, Y. Zhang & Q. Zhao 2026	<div><p>Cortinarius subolivaceoluteus Y. Zhou, Y. Zhang &amp; Q. Zhao sp. nov.</p><p>Fig. 4 Chinese name: 拟橄榄绿丝膜菌 (ni gan lan lü si mo jun)</p><p>Etymology.</p><p>Olivaceoluteus means olive-green, named for the pileus color which resembles olive green but is distinctly different.</p><p>Holotype.</p><p>China, • Yunnan, Chuxiong, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=101.221405&amp;materialsCitation.latitude=25.130129" title="Search Plazi for locations around (long 101.221405/lat 25.130129)">Zixishan Provincial Nature Reserve</a>, 25.1301281°N, 101.221405°E; alt. 2502 m, in semi-humid evergreen broad-leaved forest, 18 Aug. 2014. ZXS _ 01 _ 31 (HKAS 151553)</p><p>Macrostructures.</p><p>The pileus measures 20 – 40 mm in diameter, papillate at the disc when young and becoming applanate at maturity. The disc is tawny (7 E 7), gradually paling toward the margin, which is pale olivaceous or cinnamomeous (7 D 5), slightly incurved, and non-striate. The entire surface is fibrillose and dry. The lamellae are moderately crowded to moderately spaced, unequal in length, and cinnamomeous to pale olivaceous (7 F 8). The stipe is 30 – 45 mm long, cinnamomeous (7 F 8) on the upper and median parts, with reddish-brown (8 D 4) fibrils and patches below, and has a distinctly bulbous base. The veil is evanescent, cinnamomeous or pale olivaceous (7 F 8). The basal mycelium is pale grayish-white (7 A 1).</p><p>Microstructures.</p><p>Basidiospores [80 / 2 / 2] (5.64 –) 6–7.5 × 3.5–4.5 (– 5) μm [Q = 1–1.5 (– 1.65), Q = 1.39 ± 0.16], ellipsoid, moderately verrucose, amber-yellow. Basidia 18–27 (– 28) × 6–8 µm, 4 – spores, hyaline to pale pink in 10 % KOH solution. Pileipellis duplex: epicutis consisting of cylindrical to inflated, appressed hyphae 7–11 µm wide, hyaline in 10 % KOH, the hypodermal hyphae 14.5–20 μm wide, broadly ellipsoid. Stipitipellis hyphae 10–14 µm wide, hyaline in 10 % KOH, with clamp connections present.</p><p>Habitat.</p><p>It forms ectomycorrhizal associations and grows gregariously in semi-humid evergreen broad-leaved forests.</p><p>Distribution.</p><p>It is situated in the western part of Chuxiong City, Yunnan, China.</p><p>Additional material examined.</p><p>China, • Yunnan, Dali, Yongping County, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=99.172806&amp;materialsCitation.latitude=25.00132" title="Search Plazi for locations around (long 99.172806/lat 25.00132)">Jinguangsi Provincial Nature Reserve</a>, 25.0013201°N, 99.172805°E, alt. 2441 m, in evergreen broad-leaved forest, 7 Sep. 2009, JGS _ 22 _ 35 (HKAS 151554) .</p><p>Notes.</p><p>Cortinarius subolivaceoluteus is distinguished by its pileus which displays a tawny central disc that gradually transitions to a paler margin, exhibiting pale olivaceous to cinnamomeous coloration, the lamellae are cinnamomeous-colored, moderately spaced, and exhibit variable lengths, the stipe presents striking color variation: the upper and middle portions are cinnamomeous, while the lower section is decorated with reddish-brown fibrillose structures and patches, terminating in a prominently bulbous base. The species possesses an evanescent, pale olivaceous partial veil.</p><p>Phylogenetic analyses demonstrate that C. subolivaceoluteus forms a sister lineage to C. olivaceoluteus (Fig. 1). Morphologically, C. olivaceoluteus exhibits a uniformly cinnamomeous pileus ornamented with fine fibrillose squamules, densely arranged olive-yellow lamellae, and a clavate stipe that is concolorous with the lamellae and lacks surface squamulation (Niskanen 2014). Additionally, spore morphometry provides a reliable diagnostic character, C. olivaceoluteus basidiospores 7–8 (– 8.5) × 4–5 (– 5.5) μm, while C. subolivaceoluteus has smaller basidiospores 6–7.5 × (3.5 –) 4–4.5 (– 5) μm.</p></div>	https://treatment.plazi.org/id/F13A19C103505972BFB53C070D584806	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	Zhou, Yue;Mu, Liheng;Zhao, Qi;Dai, Yongsi;Chen, Siqi;Wu, Ting;Zhang, Ying	Zhou, Yue, Mu, Liheng, Zhao, Qi, Dai, Yongsi, Chen, Siqi, Wu, Ting, Zhang, Ying (2026): Morpho-molecular characterization reveals three Cortinarius subgenus Dermocybe species from southwest China (Agaricales, Cortinariaceae). MycoKeys 130: 165-184, DOI: 10.3897/mycokeys.130.183563
