:::[[Smith_1950|Smith, G. M. 1950. The Fresh-water Algae of the United States. 719 pp. McGraw-Hill, New York.]]
:::[[Smith_1950|Smith, G. M. 1950. The Fresh-water Algae of the United States. 719 pp. McGraw-Hill, New York.]]
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:::[[Richards_1979|Richards, P. W. 1979. A note on the bryological exploration of North Wales. '''In''' Clarke, G. C. S. & Duckett, J. G. (eds.), Bryophyte Systematics, pp. 1-9. Academic Press, London.]]
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:::[[Richards_1979|Richards, P. W. 1979. A note on the bryological exploration of North Wales. ''In'' Clarke, G. C. S. & Duckett, J. G. (eds.), Bryophyte Systematics, pp. 1-9. Academic Press, London.]]
:::[[鈴木_1952|鈴木時夫. 1952. 東亜の森林植生. 137 pp. 古今書院, 東京.]]
:::[[鈴木_1952|鈴木時夫. 1952. 東亜の森林植生. 137 pp. 古今書院, 東京.]]