taxonID	type	description	language	source
749C5ED1398C58C2AE460AA1D52B69F4.taxon	type_taxon	Typification. Suillus cavipes (Klotzsch) A. H. Sm. and Thiers, Monogr. North Amer. Species Suillus: 30 (1964)	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
749C5ED1398C58C2AE460AA1D52B69F4.taxon	etymology	Etymology. The subgenus name is referred from a former genus name “ Boletinus ”.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
749C5ED1398C58C2AE460AA1D52B69F4.taxon	diagnosis	Diagnosis. This subgenus differs from all other subgenera of Suillus by the presence of clamp connections in the hyphae of sporophores, pileus usually red, bright pinkish or yellowish brown, spore print brown with olive yellow, vinaceous or purple tinge.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
69350E5D62DF514E9AB5AB3E57534D65.taxon	etymology	Etymology. “ Douglasia ” refers from “ Douglas fir ”, the common name of Pseudotsuga menziesii, which is the only known host for the subgenus.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
69350E5D62DF514E9AB5AB3E57534D65.taxon	type_taxon	Typification. Suillus caerulescens A. H. Sm. and Thiers	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
69350E5D62DF514E9AB5AB3E57534D65.taxon	diagnosis	Diagnosis. This subgenus is exclusively associated with Pseudotsuga menziesii. Other features of this subgenus include the glabrous or fibrillose pileus; solid, annulated, stipe lacking glandular dots; stipe often changing color to green or blue when cut and lacking clamp connections.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
5E04BA554ADB57D18D068BC09C448E71.taxon	type_taxon	Typification. Fuscoboletinus sinuspaulianus Pomerl. & A. H. Sm.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
5E04BA554ADB57D18D068BC09C448E71.taxon	etymology	Etymology. The subgenus name is referred from its type, Fuscoboletinus sinuspaulianus.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
5E04BA554ADB57D18D068BC09C448E71.taxon	diagnosis	Diagnosis. The subgenus differs from other subgenera mainly by spore print color. Pileus is usually red, and viscid to glutinous. Veils is glutinous, or dry and fibrillose. Glandular dots are lacking. Spore print is purplish brown in mass. Clamp connections are absent and associated with Larix.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
0E97E3240A4459278F63CE96CC0B67BB.taxon	etymology	Etymology. was derived from “ Larignus ”, meaning of the larch.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
0E97E3240A4459278F63CE96CC0B67BB.taxon	type_taxon	Typification. Suillus grevillei (Klotzsch) Singer, Farlowia 2 (2): 259 (1945).	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
0E97E3240A4459278F63CE96CC0B67BB.taxon	diagnosis	Diagnosis. Main features of this subgenus include glabrous and glutinous or dry pileus with scales, solid, annulate stipe, lacking glandular dots, olive brown or dull cinnamon spore print and lacking clamp connections.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
D31A82D7DCF9546CB1E3119B223C6B2F.taxon	etymology	Etymology. This section contains a large number of species and is morphologically very diverse. Therefore, the derivation is from diversi - (diverse) and pes (foot).	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
D31A82D7DCF9546CB1E3119B223C6B2F.taxon	diagnosis	Diagnosis. Suillus sect. Diversipedes is distinguished by its striking morphological diversity. Key feature is that sect. Diversipedes form ectomycorrhizal primarily with Pinus (rarely Quercus). Morphological identifications include: stipes with or without glandular dots (variable in color); partial veil (if present) fibrillose, gelatinous, or membranous; spores olive to cinnamon-brown.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
D31A82D7DCF9546CB1E3119B223C6B2F.taxon	type_taxon	Typification. Suillus tomentosus Singer, Snell & E. A. Dick, Mycologia 51 (4): 570 (1960) [1959]	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
80BAB63CD4485538AA7AB34EA4543F2A.taxon	etymology	Etymology. autonym.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
80BAB63CD4485538AA7AB34EA4543F2A.taxon	type_taxon	Typification. Suillus luteus (L.) Roussel	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
F61F8436B534514E9BD0E9CB2E00B0EC.taxon	type_taxon	Typification. Suillus luteus (L.) Roussel	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
F61F8436B534514E9BD0E9CB2E00B0EC.taxon	diagnosis	Diagnosis. This subgenus contains numerous species with a wide spectrum of morphological variations. All are associated with Pinus except two species. The clamp connections are lacking.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
36E11F4BF27555F28AFC33EDDE7C9DA5.taxon	description	Figs 4, 5	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
36E11F4BF27555F28AFC33EDDE7C9DA5.taxon	etymology	Etymology. “ aeno - ” indicates the bronze color of the sticky layer of the cap. “ - placidus ” refers to its sister species S. placidus.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
36E11F4BF27555F28AFC33EDDE7C9DA5.taxon	diagnosis	Diagnosis. Suillus aenoplacidus has the bronze glue covering on the cap when young and a white stipe covered with whitish to reddish brown glandular dots. Suillus aenoplacidus are associated with two-to-three needle pines.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
36E11F4BF27555F28AFC33EDDE7C9DA5.taxon	distribution	Known distribution. Currently known from southwestern and northeastern China and Japan.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
894A8233D7235706AB7A2FD32041894C.taxon	description	Figs 10, 11	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
894A8233D7235706AB7A2FD32041894C.taxon	etymology	Etymology. “ aestivo- ” means summer. This species has very thin and sheer partial veil as a summer version of the European S. luteus, which has thick and wooly partial veils.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
894A8233D7235706AB7A2FD32041894C.taxon	diagnosis	Diagnosis. Morphologically similar to S. luteus but differentiated from it by having thick, persistent and woolly textured annlus or ring, partial veil underneath the ring covers the basal part of the stipe. Glandular dots on lower part of the stipe are covered by the partial veil and could not be seen.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
894A8233D7235706AB7A2FD32041894C.taxon	distribution	Known distribution. Currently only known from southwestern China within the range of Pinus yunnanensis.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
4568B1D0823F580A9B68B64C725D18E2.taxon	description	Figs 14, 15	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
4568B1D0823F580A9B68B64C725D18E2.taxon	etymology	Etymology. The species resembles Suillus luteus and “ boleti- ” indicates its smooth and regular hymenium like species in Boletinus.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
4568B1D0823F580A9B68B64C725D18E2.taxon	diagnosis	Diagnosis. Suillus boletoluteus has smooth and regular hymenium. The pores and stipes usually change color to greenish blue when cut. This species is in association with Pinus subg. Strobus in southwestern China and subg. Pinus in northeastern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
4568B1D0823F580A9B68B64C725D18E2.taxon	distribution	Known distribution. Currently only known from northeastern and southwestern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
313D6DA99F1850FEB90D4B54F8342CA5.taxon	description	Figs 16, 17	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
313D6DA99F1850FEB90D4B54F8342CA5.taxon	etymology	Etymology. The epithet indicates the grey color of the pileus.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
313D6DA99F1850FEB90D4B54F8342CA5.taxon	diagnosis	Diagnosis. Suillus cinerescens has grey pileus, is in association with Pinus armandii in central and southwestern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
313D6DA99F1850FEB90D4B54F8342CA5.taxon	distribution	Known distribution. Currently known from central and southwestern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
E9D9419D422658778C91FF91BF6B6D26.taxon	description	Figs 6, 7	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
E9D9419D422658778C91FF91BF6B6D26.taxon	etymology	Etymology. The epithet refers to the yellow (flavo-) glandular dots (- punctipes) found on the stipe in young sporophores.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
E9D9419D422658778C91FF91BF6B6D26.taxon	diagnosis	Diagnosis. Suillus flavopunctipes is in the Suillus granulatus morphological complex. This species can easily be differentiated from S. granulatus and S. longiflavopunctipes by its host association with Pinus yunnanensis and P. massoniana in southern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
E9D9419D422658778C91FF91BF6B6D26.taxon	distribution	Known distribution. Mainly distributed in southern China, extending north to Henan Province along with P. massoniana.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
CD312F3C8D9D5A4E8019D3347CD36CEB.taxon	type_taxon	Type. Suillus luteus (L.) Roussel 1796	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
C55D8A0BD5FB5B0AB2FB69A8E27124F3.taxon	description	Figs 8, 9	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
C55D8A0BD5FB5B0AB2FB69A8E27124F3.taxon	etymology	Etymology. “ longi - ” means that the stipe of young sporophore is comparatively longer than that of S. flavopunctipes.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
C55D8A0BD5FB5B0AB2FB69A8E27124F3.taxon	diagnosis	Diagnosis. Suillus longiflavopunctipes young sporocarps have comparatively longer stipes than other similar species in the S. granulatus morphological complex. This species is associated with Pinus densiflora and P. thunbergii, and one collection is with P. sylvestris var. sylvestriformis.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
C55D8A0BD5FB5B0AB2FB69A8E27124F3.taxon	distribution	Known distribution. Natural range is in northeastern China, Korea and Japan.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
2099BAD0650E528CB94F7573A44BDE52.taxon	description	Figs 18, 19	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
2099BAD0650E528CB94F7573A44BDE52.taxon	etymology	Etymology. The epithet refers to the small size of the species.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
2099BAD0650E528CB94F7573A44BDE52.taxon	diagnosis	Diagnosis. The diameter of the pileus is 3 – 4.5 cm and it is among the smallest of known Suillus species.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
2099BAD0650E528CB94F7573A44BDE52.taxon	distribution	Known distribution. Currently only known from the Nanling National Forest Park in Guangdong.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
B49246EFF0E25C73ACA0E6A07AC396EE.taxon	description	Figs 28, 29	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
B49246EFF0E25C73ACA0E6A07AC396EE.taxon	etymology	Etymology. “ Laricinus ” indicates that the host of this species is Larix. “ Phylo - ” means this species is first discovered and confirmed by molecular phylogeny.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
B49246EFF0E25C73ACA0E6A07AC396EE.taxon	diagnosis	Diagnosis. The distinctive feature of S. phylolaricinus is the color change of the context at the stipe apex. When cut, the context of the upper stipe turns to greenish blue immediately.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
B49246EFF0E25C73ACA0E6A07AC396EE.taxon	distribution	Known distribution. Currently only known from subalpine region in southwestern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
46A6DE8261E756A48F2367F00387926F.taxon	description	Figs 20, 21	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
46A6DE8261E756A48F2367F00387926F.taxon	etymology	Etymology. This species is sister to Suillus subaureus and identified first by molecular phylogeny.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
46A6DE8261E756A48F2367F00387926F.taxon	distribution	Known distribution. Currently only known from subalpine region of Yunnan Province, China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
751F7B99512758178D729627E666515E.taxon	description	Figs 26, 27	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
751F7B99512758178D729627E666515E.taxon	diagnosis	Diagnosis. Suillus pinetorum is morphologically identical to S. bovinus. This species is in association with Pinus yunnanensis and P. massoniana in southwestern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
751F7B99512758178D729627E666515E.taxon	distribution	Known distribution. Mainly distributed in southwestern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
417F5DF1AEF25B11803C2907E9977F1B.taxon	description	Figs 22, 23	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
417F5DF1AEF25B11803C2907E9977F1B.taxon	etymology	Etymology. The cap color of this species is cinnamon.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
417F5DF1AEF25B11803C2907E9977F1B.taxon	diagnosis	Diagnosis. Suillus subcinnamomeus has cinnamon color pileus and ivory white glandular dots when young. This species is in association with Pinus pumila in northeastern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
417F5DF1AEF25B11803C2907E9977F1B.taxon	distribution	Known distribution. In northeastern China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
9672F2947C0452B4848484D8C3BC1C3B.taxon	description	Figs 24, 25	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
9672F2947C0452B4848484D8C3BC1C3B.taxon	etymology	Etymology. This species is related to Siberian Suillus sibiricus.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
9672F2947C0452B4848484D8C3BC1C3B.taxon	diagnosis	Diagnosis. Suillus subsibiricus is in the S. americanus morphological complex. This species is in association with Pinus armandii and P. koraiensis in southwestern, northeastern and central China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
9672F2947C0452B4848484D8C3BC1C3B.taxon	distribution	Known distribution. Currently known from southwestern, northeastern and central China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
1C8DAF7BC88F578C91126DAA4FC7DB2B.taxon	description	Figs 12, 13	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
1C8DAF7BC88F578C91126DAA4FC7DB2B.taxon	etymology	Etymology. The species epithet honors Chinese mycologist Mu Zang.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
1C8DAF7BC88F578C91126DAA4FC7DB2B.taxon	diagnosis	Diagnosis. The basal stipe context turns greenish blue always when exposed.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
1C8DAF7BC88F578C91126DAA4FC7DB2B.taxon	distribution	Known distribution. Currently only known from Shangri-la town in Yunnan Province, China.	en	Shi, Xiaofei, Zhang, Shiru, Mueller, Gregory M., Liu, Peigui, Yu, Fuqiang, Senanayake, Indunil C. (2025): A subgeneric revision of the genus Suillus (Suillaceae, Boletales) and novel taxa from Eastern Asia based on morphology and multigene phylogenies. IMA Fungus 16: e 144260, DOI: 10.3897/imafungus.16.144260
