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Azolla filiculoides

Water Fern (Eng) Grote Kroosvaren (Ned) Gro├čer Algenfarn (Ger) - a pest, completely covering ditches.

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File information
Album name:martheijnens / Leaves, fruits, berries, seeds
Keywords:Plant / waterplant / Salviniaceae
Photonumber, location and date:201911753, Netherlands/Utrecht/Bloeyendael, 01-04-2019
Habitat:Nutrient-rich waters of ditches and canals.
Flowering time:September, October
Origin, remarks:Although Water Fern occured in Europe during Holocene times, it is generally accepted that the actual presence is imported from North America. It is a (seasonal) pest.
Filesize:584 KiB
Date added:Apr 16, 2019
Dimensions:1200 x 900 pixels
Displayed:6 times
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