Chara hakonensis (H.Kasaki) R.D.Wood (1965:767)
hakonesyazikumo, Hakone stonewort
Taxonomy & Nomenclature
Synonym/s: Chara globularis var. hakonensis H.Kasaki 1964; Chara globularis var. virgata f. hakonensis (Kasaki) R.D.Wood (1962); Chara globularis f. hakonensis (H.Kasaki) R.D.Wood (1965)
Conservation Status
Extinct (Watanabe et al., 2005)
Last record: 17 July 1957 (Wood, 1962:10; Langangen in Guiry & Guiry, 2011) or later
Distribution
Lake Ashi (=Ashinoko Lake =Hakone Lake =Asinoko-lake), Hakone area, Kanagawa Prefecture, Honshū, Japan
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Kasaki, H. (1964). The Charophyta from the lakes of Japan. J. Hattori Bot. Lab. 27: 215-314.
Other references:
Hirose, H., Yamagishi, T. and Akiyama, M. (1977). Illustrations of the Japanese fresh-water algae. pp. [8 col. pls], [1]-933, 244 pls in text. Tokyo: Uchida Rokakuho Publishing Co., Ltd. [in Japanese] ["Reprint issued 10 Jan 1997 according to back paper." (source: AlgaeBase)]
Langangen, Anders in Guiry, M. D. and Guiry, G. M. (2011, 30 July). Chara hakonensis (H.Kasaki) R.D.Wood 1965. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. https://www.algaebase.org; searched on 24 September 2023.
Romanov, Roman E., Nikulin, Arthur Yu., Nikulin, Vyacheslav Yu., Gontcharov, Andrey A. (2021). New species Chara oryzae and a new section Corillionia of Chara (Charales,Charophyceae) from European Mediterranean rice fields. European Journal of Phycology 57(3): 328-342. https://doi.org/10.1080/09670262.2021.1987527
Sano, Satomi et al. (1997). Current state of distribution of the Charales (Chlorophyta) in Japanese Lakes, pp. 97. In: Abstracts of Papers Presented at the Sixth International Phycological Congress, Leiden, Netherlands. 130 pp. https://doi.org/10.2216/i0031-8884-36-4S-1.1
Watanabe, M. M., Nozaki, H., Kasaki, H., Sano, S., Katon, N., Omori, Y. and Nohara, S. (2005). Threatened states of the Charales in the lakes of Japan, pp. 217-236. In: Kasai, K. and Watanabe, M. M. (eds). Algal culture collections and the environment. Tokyo: Tokai University Press. 248 pp.
Wood, R. D. (1962). New combinations and taxa in the revision of Characeae. Taxon 11(1): 7-25. https://doi.org/10.2307/1216853
Wood, R. D. and Imahori, K. (1964). A revision of the Characeae Second Part: Iconograph of the Characeae. pp. 1-395. Weinheim: Verlag van J. Cramer.
Wood, R. D. and Imahori, K. (1965). A revision of the Characeae. First Part. Monograph of the Characeae. pp. i-xxiv, 1-904. Weinheim: Verlag von J.Cramer.
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