| World checklist of hornworts and liverworts L Söderström, A Hagborg, M Von Konrat, S Bartholomew-Began, D Bell, ... PhytoKeys, 1, 2016 | 733 | 2016 |
| World checklist of hornworts and liverworts. PhytoKeys 59: 1–828 L Söderström, A Hagborg, M Von Konrat, S Bartholomew-Began, D Bell, ... | 171 | 2016 |
| Phylogeny, taxon circumscriptions, and character evolution in the core Ptychanthoideae (Lejeuneaceae, Marchantiophyta) P Sukkharak, SR Gradstein, M Stech Taxon 60 (6), 1607-1622, 2011 | 47 | 2011 |
| A taxonomic revision of the genus Mastigolejeunea (Marchantiophyta: Lejeuneaceae) P Sukkharak, SR Gradstein Nova Hedwigia 99 (3/4), 279-345, 2014 | 35 | 2014 |
| Phylogenetic study of Mastigolejeunea (Marchantiophyta: Lejeuneaceae) and an amended circumscription of the genus Thysananthus P Sukkharak, SR Gradstein Phytotaxa 326 (2), 91-107, 2017 | 33 | 2017 |
| Bryophyte studies in Thailand: past, present, and future P Sukkharak, S Chantanaorrapint Cryptogamie, Bryologie 35 (1), 5-17, 2014 | 33 | 2014 |
| A systematic monograph of the genus Thysananthus (Lejeuneaceae, Marchantiophyta) P Sukkharak Phytotaxa 193 (1), 1-81, 2015 | 32 | 2015 |
| Flora of Singapore: checklist and bibliography. S Lindsay, BC Ho, KY Chong, IM Turner, A Ibrahim, M Alonso-García, ... [" Gardens' Bulletin Singapore"] 74 (S1), 2022 | 24 | 2022 |
| Studies on the genus Thysananthus (Marchantiophyta, Lejeuneaceae) 3. Terpenoid chemistry and chemotaxonomy of selected species of Thysananthus and Dendrolejeunea fruticosa P Sukkharak, A Ludwiczuk, Y Asakawa, R Gradstein Cryptogamie, Bryologie 32 (3), 199-209, 2011 | 20 | 2011 |
| Checklist of fossil liverworts suitable for calibrating phylogenetic reconstructions K Feldberg, SR Gradstein, C GRÖHN, J HEINRICHS, M VON KONRAT, ... Bryophyte Diversity and Evolution 43 (1), 14–71-14–71, 2021 | 16 | 2021 |
| A preliminary study of bryophytes in the Khao Soi Dao wildlife sanctuary, Chanthaburi Province, Thailand P Sukkharak, P Kitlap, A Likananonn, S He Songklanakarin Journal of Science and Technology 36 (5), 527-534, 2014 | 15 | 2014 |
| Studies on the genus Thysananthus (Marchantiophyta: Lejeuneaceae). 1. Thysananthus discretus Sukkharak et Gradst. sp. nov. P Sukkharak, R Gradstein Cryptogamie 31 (2), 113, 2010 | 15 | 2010 |
| A revision of the genus Frullania (Marchantiophyta: Frullaniaceae) in Thailand P Sukkharak Nova Hedwigia, 115-207, 2018 | 14 | 2018 |
| On the occurrence of adnate underleaves and appendages in Thysananthus (Lejeuneaceae). Studies on the genus Thysananthus, 2 P Sukkharak, RS Gradstein Journal of bryology 32 (4), 308-310, 2010 | 13 | 2010 |
| Liverworts diversity at the summit of Khao Nan, Khao Nan National Park, Nakhon Si Thammarat province P Sukkharak, T Seelanan, M Lai | 13 | 2006 |
| Studies on the genus Mastigolejeunea (Marchantiophyta: Lejeuneaceae): Mastigolejeunea gradsteinii Sukkharak sp. nov. P Sukkharak Journal of bryology 36 (1), 56-60, 2014 | 12 | 2014 |
| Chemical relationships between liverworts of the family Lejeuneaceae (Porellales, Jungermanniopsida) A Ludwiczuk, P Sukkharak, R Gradstein, Y Asakawa, K Glowniak Natural Product Communications 8 (11), 1934578X1300801104, 2013 | 10 | 2013 |
| Jubula hutchinsiae subsp. javanica (Hepaticae: Jubulaceae): a genus and species new for Thailand P Sukkharak Polish botanical journal 58 (2), 585-587, 2013 | 10 | 2013 |
| Taxonomy and Phylogeny of the Liverwort Genus Thysananthus (Marchantiophyta; Lejeuneaceae) P Sukkharak | 10 | 2011 |
| World checklist of hornworts and liverworts. PhytoKeys 59: 1–821 L Söderström, A Hagborg, M Von Konrat, S Bartholomew-Began, D Bell, ... | 9 | 2016 |
