Użytkownik "kush" napisał w wiadomości
...
Do you have another shot of it, maybe from the side rather than top-down?
I
think it's Heteranthera zosteirfolia, aka mud plantain, but it's hard to
be
sure without seeing the nodes.
Please look on pictures under paragraph 7
www.infofarm.com.pl/~bartek
--
Regards
Bartek Lipczynski
www.infofarm.com.pl/~bartek