Epilobium tetragonum
Common name
tall willowherb
Family
Onagraceae
Flora category
Vascular – Exotic
Structural class
Herbs - Dicotyledons other than Composites
Similar taxa
Floral tube with an evident ring of hairs inside; Leaves narrowly lanceolate to narrowly elliptic, evidently decurrent into raised lines on stem; plants forming rosettes near base in autumn.
Year naturalised
1947
Origin
W. to C. Asia N. Africa, Macronesia
Etymology
epilobium: From the Greek epi- ‘upon’ and lobos ‘a pod’, the flowers appearing to be growing on the seed pod.