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Polysiphonia fruticulosa
From the collection of The Metropolitan Museum of Art. Free to download, adapt and use — no permission needed.
Subjects
Credit linePolysiphonia fruticulosa. ca. 1853. Anna Atkins. The Metropolitan Museum of Art, Gilman Collection, Purchase, The Horace W. Goldsmith Foundation Gift, through Joyce and Robert Menschel, 2005. CC0.