Articles by Author

Author

Yoshihisa Suyama

　Tohoku University
Osaki, Japan

10 articles by this author

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Research Article

Molecular phylogeny and taxonomy of Hosta (Asparagaceae) on Shikoku Island, Japan, including five new species, one new subspecies, and two new status assignments

Tetsukazu Yahara, Shun K. Hirota, Seiko Fujii, Yasushi Kokami, Kengo Fuse, Hiroyuki Sato, Shuichiro Tagane, Yoshihisa Suyama

10.3897/phytokeys.235.99140

17-11-2023

Unique: 771 | Total: 989

Reprint: € 18,30

137-187

Research Article

Morphological, ecological, and molecular phylogenetic approaches reveal species boundaries and evolutionary history of Goodyera crassifolia (Orchidaceae, Orchidoideae) and its closely related taxa

Kenji Suetsugu, Shun K. Hirota, Narumi Nakato, Yoshihisa Suyama, Shunsuke Serizawa

10.3897/phytokeys.212.91536

04-11-2022

Unique: 1548 | Total: 2147

Reprint: € 9,90

111-134

Research Article

A new species of Quercus genus (Fagaceae) from Son Tra Peninsula, Central Vietnam

Nguyen Van Ngoc, Hoang Thi Binh, Hoang Thanh Son, Yoshihisa Suyama, Tetsukazu Yahara

10.3897/phytokeys.206.85635

26-08-2022

Unique: 1581 | Total: 2525

Reprint: € 7,50

61-73

Research Article

Molecular phylogeny and taxonomy of the Hydrangea serrata complex (Hydrangeaceae) in western Japan, including a new subspecies of H. acuminata from Yakushima

Shun K. Hirota, Tetsukazu Yahara, Kengo Fuse, Hiroyuki Sato, Shuichiro Tagane, Shinji Fujii, Tadashi Minamitani, Yoshihisa Suyama

10.3897/phytokeys.188.64259

12-01-2022

Unique: 2168 | Total: 3472

Reprint: € 9,90

49-71

Research Article

A new subspecies of Stellaria alsine (Caryophyllaceae) from Yakushima, Japan

Tetsukazu Yahara, Shun K. Hirota, Kengo Fuse, Hiroyuki Sato, Shuichiro Tagane, Yoshihisa Suyama

10.3897/phytokeys.187.64023

30-12-2021

Unique: 1786 | Total: 2974

Reprint: € 6,30

177-188

Research Article

Morphological and molecular evidence reveals three new species of Lithocarpus (Fagaceae) from Bidoup-Nui Ba National Park, Vietnam

Nguyen Van Ngoc, Hoang Thi Binh, Ai Nagahama, Shuichiro Tagane, Hironori Toyama, Ayumi Matsuo, Yoshihisa Suyama, Tetsukazu Yahara

10.3897/phytokeys.186.69878

06-12-2021

Unique: 2081 | Total: 3264

Reprint: € 8,70

73-92

Research Article

Validation of Hosta alata (Asparagaceae) as a new species and its phylogenetic affinity

Tetsukazu Yahara, Shun K. Hirota, Kengo Fuse, Hiroyuki Sato, Shuichiro Tagane, Yoshihisa Suyama

10.3897/phytokeys.181.64245

03-09-2021

Unique: 1799 | Total: 2930

Reprint: € 7,50

79-93

Research Article

Cryptocarya kaengkrachanensis, a new species of Lauraceae from Kaeng Krachan National Park, southwest Thailand

Meng Zhang, Tetsukazu Yahara, Shuichiro Tagane, Sukid Rueangruea, Somran Suddee, Etsuko Moritsuka, Yoshihisa Suyama

10.3897/phytokeys.140.34574

04-03-2020

Unique: 2523 | Total: 3728

Reprint: € 8,70

139-157

Research Article

A taxonomic study of Quercus langbianensis complex based on morphology and DNA barcodes of classic and next generation sequences

Hoang Thi Binh, Nguyen Van Ngoc, Shuichiro Tagane, Hironori Toyama, Keiko Mase, Chika Mitsuyuki, Joeri Sergej Strijk, Yoshihisa Suyama, Tetsukazu Yahara

10.3897/phytokeys.95.21126

07-02-2018

Unique: 5480 | Total: 9012

Reprint: € 13,50

37-70

Research Article

A new species and two new records of Quercus (Fagaceae) from northern Vietnam

Hoang Thi Binh, Nguyen Van Ngoc, Trinh Ngoc Bon, Shuichiro Tagane, Yoshihisa Suyama, Tetsukazu Yahara

10.3897/phytokeys.92.21831

09-01-2018

Unique: 4290 | Total: 8215

Reprint: € 7,50

1-15

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