Water-plantain   
     See flora of the marsh
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Water-plantain (Alisma plantago-aquatica) plentiful in the ditches in northern Walthamstow Marsh by 2012, but scarce in the 1970s iSpotted (Photo: marshWalker, 6/Aug/2015)).
Lea Marshes


(Photo Brind 9/June/2012)