Silva Center for Phycological Documentation: Index Nominum Algarum

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Indexes (very large files) to all taxa:

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Peyssonnelia johansenii ('johanseni') M.A. Howe
Rep. Canad. Arctic Exped. 1913-18 4B: 25, pl. II. 1927. (L)
Type locality: Canada: Ontario: south coast of James Bay, ca. 30 mi W of Moose R.
Collector: Frits Johansen (3.vii.1920)

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