Trapa natans

 

Trapa natans

 

Sukestanesi
 
 
Aquatic annual; stems simple, 0,5-2 m, rooting at the lower nodes. Floating leaves rhombic, 1-4 x 1,5-6 cm, dentate, glabrous above, usually pubescent below; petiole up to 17 cm, usually with a fusiform swelling. Petals c. 8 mm, white, caducous. Nut 2-3,5 x 2-5,5 cm . Lakesides, c. 100 m.
C. & S. Europe , C. Asia, N. & C. Africa.
 
 
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İstanbul
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İstanbul