Description:You can find this perennial plant growing beside ditches, streams and canals, and in the woods.
Flowering between July and August, it can grow to a height of 1.5 metres.
This example was collected at Cheadle in Staffordshire by local naturalist John Masefield in 1883.
About this plant
This plant is now cared for by staff at Stoke-on-Trent Museums.