Function: noun
Date: 1837
: a widely distributed weedy annual herb ( Polygonum persicaria ) of the buckwheat family that has large lanceolate leaves often with a blackish blotch suggesting a thumbprint
Function: noun
Date: 1837
: a widely distributed weedy annual herb ( Polygonum persicaria ) of the buckwheat family that has large lanceolate leaves often with a blackish blotch suggesting a thumbprint
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012