Memoirs of the Faculty of Science, Shimane University

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Memoirs of the Faculty of Science, Shimane University 27
1993-12-25 発行

日本海産ミヤベモク(褐藻,ホンダワラ科)の1新変種

A New Variety of Sargassum miyabei Yendo (Sargassaceae, Phaeophyta) from the Sea of Japan
Kajimura, Mitsuo
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Description
A new variety of Sargassum miyabei Yendo, Sargassum miyabei var. okiense nov. (Sargassaceae, Phaeophyta) is described from the Oki Islands, the Sea of Japan.
This new variety is usually 1-3.7 m in length of thallus, provided with crookednesses and spiral twists in the principal branch, male receptacles of 3-18 mm, 0.5-1 mm in length and diameter, and the female receptacles of 3-11 mm, 0.5-1 mm in length and diameter.
Key Index Words; Phaeophyta, Sargassaceae, Sargassum miyabei var. oliense, the Sea of Japan.