The classic symptom of angina is an aching and uncomfortable feeling in the chest, focused of course around the heart. This pain occurs as a result of the heart struggling to do what itâs meant to do, with less oxygen being provided to the essential muscle through your blood.
Mile-a-minute first became established in the US in the mid 1930s at the Gable Nursery in Stewartstown, York County, Pennsylvania, where it emerged with a planting of holly seeds that originated from Japan (Moul 1948). Persicaria perfoliata has now invaded at least 12 mid-Atlantic and northeastern states.
Origin: India, Eastern Asia and the islands from Japan to the Philippines. Background. Mile-a-minute, also called Devilâs-tail tearthumb, was experimentally introduced into Portland, Oregon in 1890, and in 1937 to Beltsville, Maryland, but did not become established at either site.