159,426 species and infraspecific names are in the database, 22,547 images, 62,026 bibliographic items, 463,454 distributional records.

Bibliographic Detail

Hoeksema, B.W. & Hoek, C. van den , 1983

Reference:
Hoeksema, B.W. & Hoek, C. van den (1983). The taxonomy of Ulva (Chlorophyceae) from the coastal region of Roscoff (Brittany, France). Botanica Marina 26: 65-86, 31 figs.

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