Maitohorsma

"Chamaenerion angustifolium, commonly known in North America as fireweed, in some parts of Canada as great willowherb, and in Britain as rosebay willowherb, is a perennial herbaceous plant in the willowherb family Onagraceae. It is also known by the synonyms Chamerion angustifolium and Epilobium angustifolium.

It is native throughout the temperate Northern Hemisphere, including large parts of the boreal forests."

- Wikipedia -