is a botanist formerly at the

University of Tokyo , abbreviated as or UTokyo, is a public research university located in Bunkyō, Tokyo, Japan. Established in 1877, the university was the first Imperial University and is currently a Top Type university of the Top Global University Project by ...

and

Tohoku University , or is a Japanese national university located in Sendai, Miyagi in the Tōhoku Region, Japan. It is informally referred to as . Established in 1907, it was the third Imperial University in Japan and among the first three Designated National ...

. He began publishing on Japanese ''

Arisaema ''Arisaema'' is a large and diverse genus of the flowering plant family Araceae. The largest concentration of species is in China and Japan, with other species native to other parts of southern Asia as well as eastern and central Africa, Mexico ...

'' in the early 1960s. He published a couple of miscellaneous notes on ''Arisaema'' in 1963 and 1964 and these were followed by a revision of the genus for Japan jointly published in 1980 with J. Murata, and by the

Araceae The Araceae are a family of monocotyledonous flowering plants in which flowers are borne on a type of inflorescence called a spadix. The spadix is usually accompanied by, and sometimes partially enclosed in, a spathe (or leaf-like bract). Also ...

treatment for the Wildflowers of Japan (Ohashi, 1982). He continued the work of the noted botanist Hara on the ''Flora of Eastern Himalaya''. He has also compiled a list of types of ''Arisaema'' in Japanese herbaria and studied pollen morphology of Japanese ''Arisaema'' (Ohashi et al., 1983).http://www.aroid.org/literature/croat/history5.pdf History and Current Status of Systematic Research with Araceae by Thomas B. Croat originally published in Aroideana Vol. 21, pp. 26-145 in 1998,

Publications

* A proposal of Japanese names of cotyledon areoles and seed-coat inside areoles of legume seeds, Yasuhiko Endo, Hiroyoshi Ohashi, The Journal of Japanese Botany, 85, 2, 2010/04 * Diversification of seed arrangement induced by ovule rotation and septum formation in Leguminosae, Yasuhiko Endo and Hiroyoshi Ohashi, Journal of Plant Research, 122, 5, 541-550, 2009/09 * Phylogenetic Relationships of New World ''Vicia'' (Leguminosae) Inferred from nrDNA Internal Transcribed Spacer Sequences and Floral Characters, Yasuhiko Endo, Byoung-Hee Choi, Hiroyoshi Ohashi, Alfonso Delgado-Salinas, Systematic Botany, 33, 2, 356-363, 2008/05 * Phylogenetic significance of stylar features in genus ''Vicia'' (Leguminosae): an analysis with molecular phylogeny, Byoung-Hee Choi, Dong-Im Seok, Yasuhiko Endo, Hiroyoshi Ohashi, Journal of Plant Research, 119, 449-457, 2006/09 * A trifoliolate form of ''Vicia unijuga'' A. Br. (Leguminosae), Endo, Y. and Ohashi, H., The Journal of Japanese Botany, 80, 306-307, 2005/10 * A New species of ''Indigofera'' (Leguminosae) in Luzon Isl. of the Philippines, Yasuhiko Endo, Hiroyoshi Ohashi, and Domingo A. Madulid, The Journal of Japanese Botany, 80, 261-265, 2005/10 * Electrophoretic patterns of seed proteins in the East Asian ''Vicia'' species (Leguminosae) and their systematic utility, Elena Potokina, Yasuhiko Endo, Elly Eggi and Hiroyoshi Ohashi, The Journal of Japanese Botany, 78, 29-37, 2003/02 * Ohashi, H. 1963. Notes on ''Arisaema robustum'' (Engl.) Nakai, a species of the Araceae in Japan. Sci. Rep. Tohoku Univ., ser. 4, Biol. 29: 431-435. * _________. 1964. A note on ''Arisaema monophyllum'' var. ''akitense''. J. Jap. Bot. 39: 19-23. * _________. 1981a. List of type specimens in the herbaria of Japan - ''Ariseama''. Herbarium, Dept. of Botany, Fac. Sci, Kyoto, Univ., Japan. * _________. 1981b. Catalogue of the type specimens preserved in the Herbarium of Department of Botany in the University Museum, University of Tokyo. Part 1. Araceae. University Museum, The University of Tokyo Material Report No. 5: 1-27, pl. 1-63. * __________. 1982. Araceae. pp. 127–139. In: Satake et al. (eds.), Wild Flowers of Japan. Herbaceous Plants—Monocotyledoneae. Heibonsha, Tokyo. * ___________ & J. Murata. 1980. Taxonomy of the Japanese ''Arisaema''. J. Fac. Sci. Univ. Tokyo, sec. 3, Bot. 12: 281-336. * ____________, J. Murata, & M. Takahashi. 1983. Pollen morphology of the Japanese ''Arisaema''. Sci. Rep. Tôhoku Imp. Univ., Ser. 4, Biol. 38: 219-251.

References

{{DEFAULTSORT:Ohashi, Hiroyoshi 1936 births 20th-century Japanese botanists Botanists active in Japan Living people Tohoku University faculty Japanese taxonomists