147,695 species and infraspecific names are in the database, 20,153 images, 56,618 bibliographic items, 351,761 distributional records.

Bibliographic Detail

Skuja, H., 1948

Reference:
Skuja, H. (1948). Taxonomie des Phytoplanktons einiger Seen in Uppland, Schweden. Symbolae Botanicae Upsalienses 9(3): 1-399, 39 pls.

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