A New Record of Sargassum alternato-pinnatum Yamada (Fucales, Phaeophyceae) from Taiwan

Hiromori Shimabukuro, Masahiro Suzuki, Masami Hamaguchi
2012 Taiwania   unpublished
This report describes Sargassum alternato-pinnatum Yamada as a newly recorded species in Taiwan. The specimens for this study were collected from a shallow tidepool in Lan-yu, Taiwan. This species is characterized by the following features: (1) small discoid holdfast, (2) terete primary branches, (3) sharp spines arising from surface of branches, (4) leaves that furcate 1-3 times, (5) spherical vesicles around the apex, (6) pseudozygocarpic receptacles with leaves or vesicle-like tissues, and
more » ... like tissues, and (7) male and female conceptacles scattered within the receptacles. In this report, we also present a line drawing and photographs for the identification of S. alternato-pinnatum.