- Source: Hiroshige Koyama
Hiroshige Koyama (1937–2016) was a Japanese botanist and specialist of Asteraceae.
Koyamacalia, a genus of East Asian plants in the groundsel tribe Senecioneae, was named for Koyama. It is listed as a synonym of Parasenecio.
Works
Cytotaxonomic Studies of Compositae 3: On the Species Problems in Japanese Cacalia Hastata and Its Allies by Hiroshige Koyama - 1968
On Cacalia Yatabei and Its Related Species by Hiroshige Koyama - 1968
Taxonomic studies on the tribe Senecioneae of Eastern Asia by Hiroshige Koyama - 1969
Phytogeography of Some Flowering Plants of the Tsushima Islands by Hiroshige Koyama - 1970
Blumea Conspicua, as a Species Endemic to the Ryukyu Islands by Hiroshige Koyama - 1974
Notes on some species of Chinese Cacalia 3 by Hiroshige Koyama - 1979
Natural history researches of the Abukuma mountains and Its Adjacent Regions by Hiroshige Koyama, Hiroshige Koyama - 1995
Flora and Fauna of the Imperial Palace, Tokyo by Hiroshige Koyama - 2000