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Hironori Toyama
University of the Ryukyus
Taketomi, Japan
11 articles by this author
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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: 2873 | Total: 4361  | Access Period:
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 73-92
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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: 6182 | Total: 10610  | Access Period:
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 37-70
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Research Article
Lithocarpus vuquangensis (Fagaceae), a new species from Vu Quang National Park, Vietnam
    Ngoc Nguyen Van, Hung Nguyen Viet,     Binh Hoang Thi,     Shuichiro Tagane, Hironori Toyama, Hoang Thanh Son, Ha Tran Viet,     Tetsukazu Yahara
10.3897/phytokeys.95.21832
 30-01-2018
 Unique: 3973 | Total: 6268  | Access Period:
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 15-25
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Research Article
Macrosolen bidoupensis (Loranthaceae), a new species from Bidoup Nui Ba National Park, southern Vietnam
    Shuichiro Tagane,     Van Son Dang,     Nguyen Van Ngoc,     Hoang Thi Binh, Natsuki Komada, Jarearnsak Sae Wai,     Akiyo Naiki,     Hidetoshi Nagamasu, Hironori Toyama,     Tetsukazu Yahara
10.3897/phytokeys.80.13338
 05-06-2017
 Unique: 3951 | Total: 6363  | Access Period:
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 113-120
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Research Article
Garcinia hopii (Clusiaceae), a new species from Bidoup Nui Ba National Park, southern Vietnam
Hironori Toyama,     Van-Son Dang,     Shuichiro Tagane,     Ngoc Van Nguyen,     Akiyo Naiki,     Hidetoshi Nagamasu,     Tetsukazu Yahara
10.3897/phytokeys.77.11575
 28-02-2017
 Unique: 4145 | Total: 7522  | Access Period:
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 63-70
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Research Article
Popowia bachmaensis (Annonaceae), a new species from Bach Ma National Park, Central Vietnam
    Nguyen Van Ngoc,     Shuichiro Tagane,     Hoang Thi Binh, Hironori Toyama, Norikazu Okabe, Chinh Nguyen Duy,     Tetsukazu Yahara
10.3897/phytokeys.65.8792
 12-07-2016
 Unique: 3763 | Total: 7260  | Access Period:
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 125-131
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Research Article
A new species of Eustigma (Hamamelidaceae) from Hon Ba Nature Reserve, Vietnam
Hironori Toyama,     Shuichiro Tagane,     Van Son Dang, Hop Tran,     Hidetoshi Nagamasu,     Akiyo Naiki,     Tetsukazu Yahara
10.3897/phytokeys.65.6726
 15-06-2016
 Unique: 4007 | Total: 6531  | Access Period:
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 47-55
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Research Article
Flora of Bokor National Park V: Two new species of Machilus (Lauraceae), M. bokorensis and M. brevipaniculata
    Tetsukazu Yahara,     Shuichiro Tagane, Keiko Mase, Phourin Chhang, Hironori Toyama
10.3897/phytokeys.65.7403
 15-06-2016
 Unique: 3994 | Total: 6712  | Access Period:
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 35-46
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Research Article
Homalium glandulosum (Salicaceae), a new species from Vu Quang National Park, North Central Vietnam
    Shuichiro Tagane, Viet Hung Nguyen,     Nguyen Van Ngoc, Hoang Thanh Son, Hironori Toyama, Chen-Jui Yang,     Tetsukazu Yahara
10.3897/phytokeys.58.6816
 12-01-2016
 Unique: 3970 | Total: 6505  | Access Period:
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 97-104
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Research Article
Aporosa tetragona Tagane & V. S. Dang (Phyllanthaceae), a new species from Mt. Hon Ba, Vietnam
    Shuichiro Tagane, Van Song Dang, Hironori Toyama,     Akiyo Naiki,     Hidetoshi Nagamasu,     Tetsukazu Yahara, Hop Tran
10.3897/phytokeys.57.6347
 02-12-2015
 Unique: 3928 | Total: 6692  | Access Period:
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 51-60
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Research Article
Goniothalamus flagellistylus Tagane & V. S. Dang (Annonaceae), a new species from Mt. Hon Ba, Vietnam
    Shuichiro Tagane, Son Van Dang,     Tetsukazu Yahara, Hironori Toyama, Hop Tran
10.3897/phytokeys.50.4427
 13-05-2015
 Unique: 4615 | Total: 8273  | Access Period:
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 1-8
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