VEGETABLE POISONS, 7^ 



branches. Each flower confifts of five petals, 

 heart-fliaped and inflexed. The feeds are 

 oval, and furrowed with three prominent 

 meridians. 



It flowers in June, and is common on 

 the banks of feveral rivers in England ; it is 

 fond of the fiill, foft, muddy fides of lakes 

 and fl:agnant waters *• 



Although this plant is one of the moft 

 deleterious which jhe vegetable kingdom 

 produces, yet like the other poifonouvS plants 

 before defcribed, it affords protedion and 

 nourifhment to various infeds. 



The chryfomela phcllandria, and the gik 

 leptura, are found upon the roots, and ths 

 curculio parapledicus within it5 flems. 



Dr. Withering -f- informs us, that early 

 in the fpring when it grows in the water, 

 cows often eat it, and are killed by it : but 

 as the fummer advances, and its fmell be- 



* Dr. Parfons met with it on the fide of Lech-End 

 in Scotland. Lightfoot's Flor. Scot, vol. i. 165. 



t Arrangement of Britifh Vegetables, vol. :. p. 17^. 



comes 



