Get started
Author

Hiroshige Koyama

Observed names: H. Koyama, KOYAMA, Hiroshige, Koyama, Hiroshige
OpenAlex ID: A5041783854
Molecular phylogeny ofNothofagus (Nothofagaceae) based on theatpB-rbcL intergenic spacer of the chloroplast DNA
1997 · Hiroaki Setoguchi, Mikio Ono, et al. · Journal of Plant Research · 52
Blumea (Compositae: Inuleae) in continental Southeast Asia
2016 · Pimwadee Pornpongrungrueng, Mats H. G. Gustafsson, et al. · Kew Bulletin · 21
Taxonomic Studies in the Compositae of Thailand 3
1984 · Hiroshige Koyama · 植物分類・地理 · 17
Furanoeremophilan-14β,6α-olide from Ligularia species
1974 · Yoshihiko Moriyana, Takahiko Tsuyuki, et al. · Phytochemistry · 15
Sesquiterpenes from the roots of Ligularia hodgsonii
1974 · Y. Ishizaki, Y. Tanahashi, et al. · Phytochemistry · 11
A new species of Eclipta (Compositae: Heliantheae) and its allies in eastern Asia
2007 · Shinya Umemoto, Hiroshige Koyama · Thai Forest Bulletin (Botany) · 7
Triterpenes and sterol from the roots of Aster scaber
1974 · Masahiro Tada, Takeyoshi Takahashi, et al. · Phytochemistry · 7
Contributions to the Flora of Southeast Asia I : Taxonomy and Phytogeography of Some Temperate Species in Thailand
1970 · Tem Smitinand, Tatemi Shimizu, et al. · Institutional Repositories DataBase (IRDB) · 7
PDF
Senecio madagascariensis, a naturalized species in Japan
2000 · Satoru Kinoshita, Hiroshige Koyama, et al. · 植物分類・地理 · 5
Cytotaxonomic Studies of Compositae : 1. Species Problem on Syneilesis tagawae
1965 · Hiroshige Koyama · 植物分類・地理 · 5
On Eupatorium of Japan
1982 · Gen Murata, Hiroshige Koyama, et al. · 4
Proposal to Change One of the Examples in Article 57
1981 · Hiroshige Koyama, David E. Boufford · Taxon · 3
Chromosome Numbers in Some Japanese Species of Cacalia and the Allied Genera
1961 · Hiroshige Koyama · 植物分類・地理 · 3
Tricyrtis pseudolatifolia Hir. Takah et H. koyama (Liliaceae), a new species from Central China
2007 · Hiroshi Takahashi, Hiroshige Koyama · APG : Acta phytotaxonomica et geobotanica · 1
A cytotaxonomic study of two species of Inula (Asteraceae) by fluorescence in situ hybridization using Ribosomal DNA probe
1999 · Goro Kokubugata, Hiroshige Koyama · Dialnet (Universidad de la Rioja) · 1
Chromosome numbers in some Japanese species of Saussurea (Compositae) with special reference to basic number
1996 · Minobu Shimizu, Hiroshige Koyama · 1
A new species of Pertya (Compositae) from Yakushima island, Kyushu
1988 · Hiroshige Koyama, Hidetoshi Nagamasu · 植物分類・地理 · 1
Taxonomic notes on Lindera umbellata and its allied in Japan
1987 · Hiroshige Koyama · 植物分類・地理 · 1
A Preliminary Checklist of Phanerogams of Phu Kradung in Thailand. II
1991 · KOYAMA, Hiroshige, TAKAHASHI, Hiroshi · Institutional Repositories DataBase (IRDB)
A preliminary check list of phanerogams of Phu Kradung in Thailand-1-
1990 · Hiroshige Koyama, Hiroshi Takahashi
A Preliminary Check List of Phanerogams of Phu Kradung in Thailand. I
1990 · KOYAMA, Hiroshige, TAKAHASHI, Hiroshi · Institutional Repositories DataBase (IRDB)
A Report on the Thai-Japanese Botanical Expidition, 1988
1989 · Hiroshige Koyama, Chamlong Phengklai · Thai Forest Bulletin (Botany)
Contributions to the Flora of Southeast Asia
1970 · Tem Smitinand, Tatemi Shimizu, et al. · Japanese Journal of Southeast Asian Studies
PDF
I. Taxonomy and Phytogeography of Some Temperate Species in Thailand
1970 · Tern Smitinand, Tatemi Shimizu, et al.
東亜産サワギク族の分類学的研究
1969 · Koyama, Hiroshige · Institutional Repositories DataBase (IRDB)
PDF
Works count: 27
Citation count: 166
H-index: 7
I10-index: 5
Year
Topic
Type