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You are here: Home / RBINS Publications / Bulletin of the Royal Belgian Institute of Natural Sciences - Earth Sciences. / Bulletin of the Royal Belgian Institute of Natural Sciences - Earth Sciences / Azolla and Salvinia species (Azollaceae and Salviniaceae, Pteridophyta) from the Caenozoic of Belgium.

Roger Vanhoorne (1992)

Azolla and Salvinia species (Azollaceae and Salviniaceae, Pteridophyta) from the Caenozoic of Belgium.

Bulletin de l'Institut Royal des Sciences Naturelles de Belgique - Bulletin van het Koninklijk Belgisch Instituut voor Natuurwetenschappen, 62:229-255.