taxonID	type	description	language	source
CA87B806282358B88DCAFFC6525A94C8.taxon	description	Fig. 3	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
CA87B806282358B88DCAFFC6525A94C8.taxon	etymology	Etymology. The epithet “ maetaengica ” refers to the collection site, MaeTaeng District, where the holotype specimen was collected.	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
CA87B806282358B88DCAFFC6525A94C8.taxon	description	Description. Saprobic on dead leaves. Sexual morph: Apothecia 1.5 – 3.3 mm diam., when dry arising solitary, uniseriate on the stem of the leaves, centrally long stipitate, superficial, yellow when fresh and dry. Stipe 1.2 – 2.5 mm height, slightly hyaline to light yellow at the base. Receptacle yellow and cupulate. Margins smooth, yellow to pale yellow. Disc slightly sunken and yellow. Ectal excipulum 23 – 44 µm (x ̄ = 33 µm, n = 60), multi-layered, thin-walled, hyaline to light yellow or pale green cells of textura globulosa, slightly larger cells condensed. Medullary excipulum 28 – 61 µm (x ̄ = 45 µm, n = 60), composed of thin-walled, hyaline to yellowish, gelatinized cells of textura porrecta to globulosa, small cells condensed. Hymenium 99 – 146 µm (x ̄ = 123 µm, n = 60), hyaline to yellow, inner mixed with asci and paraphyses. Paraphyses 1.1 – 2.1 µm wide (x ̄ = 1.6 µm, n = 60), filiform, numerous, lengths exceeding the asci, unbranched, aseptate, slightly swollen, small, globose at the apex. Asci (75 –) 81 – 111 (– 118) × 5.6 – 10.7 µm (x ̄ = 99 × 8.5 µm, n = 50), eight-spored, unitunicate, cylindrical, clavate, amyloid (J +) having a rounded apex in Melzer’s reagent, tapered long stipitate base. Ascospores (12.5 –) 14.5 – 21.8 (– 22.5) × 2.4 – 4.2 µm (x ̄ = 18.2 × 3.3 µm, n = 60), uniseriate to biseriate, fusiform, guttulate, 0 – 1 – septate. Asexual morph: Not observed.	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
3B17D14372215A4B9B0C1F98C2EE73FF.taxon	description	Fig. 4	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
3B17D14372215A4B9B0C1F98C2EE73FF.taxon	etymology	Etymology. The epithet “ menghaica ” refers to the collection site, Menghai County, where the holotype specimen was collected.	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
3B17D14372215A4B9B0C1F98C2EE73FF.taxon	description	Description. Saprobic on a dead leaf. Sexual morph: Apothecia 1 – 1.6 mm diam. when dry, arising solitary, uniseriate on petiole of leaves. Stipe 0.6 – 1 mm height and light brown to brown at the base. Receptacle orange and cupulate. Margins smooth and yellow when fresh. Disc slightly sunken and light yellow. Ectal excipulum 21 – 37 µm (x ̄ = 28 µm, n = 60), multi-layered, thin-walled, with hyaline to light yellow cells of textura porrecta. Medullary excipulum 24 – 50 µm (x ̄ = 41 µm, n = 60), composed of thin-walled, hyaline to yellowish, gelatinized cells of textura intricata to globulosa, small cells condensed. Hymenium 83 – 166 µm (x ̄ = 122 µm, n = 60), hyaline to yellowish and inner mixed with asci and paraphyses. Paraphyses 0.8 – 2.1 µm wide (x ̄ = 1.2 µm, n = 60), at the terminal cell, filiform, numerous, and have lengths exceeding the asci, smooth, branched, aseptate, slightly swollen, small, and globose at the apex. Asci (79 –) 82 – 125 (130 –) × 6.5 – 11.6 µm (x ̄ = 101 × 9.4 µm, n = 50), 8 - spored, unitunicate, cylindrical, and clavate, with the amyloid (J +) having a rounded apex, tapered, long stipitate base. Ascospores (16 –) 18 – 24 (26 –) × 2 – 3.7 µm (x ̄ = 22 × 2.9 µm, n = 60), uniseriate to biseriate, fusoid-clavate with rounded ends, 7 - septate, narrowed ends capped with pigments. Asexual morph: Not observed.	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
E8E0A4B026595C75AACD1E2B45F4607F.taxon	description	Fig. 2	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
E8E0A4B026595C75AACD1E2B45F4607F.taxon	etymology	Etymology. The epithet “ tengyueica ” refers to the collection site, Tengyue street, where the holotype specimen was collected.	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
E8E0A4B026595C75AACD1E2B45F4607F.taxon	description	Description. Saprobic on dead twigs. Sexual morph: Apothecia 1.2 – 3.2 mm diam., when dry arising solitary or gregarious in a small group, scattered on wood, centrally stipitate, superficial, orange when fresh, become light brown when dry. Stipe 0.9 – 2.3 mm height at the base, yellow when fresh, and light yellow to white when dry. Receptacle orange and discoid. Margins slightly rough, orange to dark orange. Disc slightly convex and orange. Ectal excipulum 30 – 66 µm (x ̄ = 46 µm, n = 20), multi-layered, and thin-walled, with hyaline cells of textura globulosa. Medullary excipulum 21 – 48 µm (x ̄ = 33 µm, n = 30), composed of thin-walled, hyaline, gelatinized cells of textura globulosa to porrecta, small cells condensed. Hymenium 84 – 171 µm (x ̄ = 131 µm, n = 60), hyaline to yellowish, inner mixed with asci and paraphyses. Paraphyses 1.1 – 3.2 µm wide (x ̄ = 1.9 µm, n = 30), at the terminal cell, filiform, numerous, lengths exceeding the asci, unbranched, aseptate, apical cells swollen and globose, filled with oil droplets. Asci (85 –) 90 – 118 (– 125) × 5.9 – 12.5 µm (x ̄ = 102 × 9.5 µm, n = 50), eight-spored, unitunicate, cylindrical, and clavate, J- in Melzer’s reagent, tapered long stipitate base. Ascospores (17 –) 19 – 32 (– 35) × 2 – 3.5 µm (x ̄ = 27.4 × 2.9 µm, n = 60), uniseriate to biseriate, fusiform, aseptate, both ends are filled with oil droplets of different sizes, some narrowed ends capped with a small and gelatinous collar. Asexual morph: Not observed.	en	Luo, Le, Chethana, Kandawatte Wedaralalage Thilini, Zhao, Qi, Thiyagaraja, Vinodhini, Khongphinitbunjong, Kitiphong, Al-Otibi, Fatimah, Hyde, Kevin D. (2025): Three new species of Dicephalospora (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China. MycoKeys 115: 67-85, DOI: 10.3897/mycokeys.115.143994
