Daisy family (Asteraceae)
Perennial of heights 0.5-1.5 m, with oblique rhizome. Leaves large, soft, of cobwebbed appearance; lower leaves to 40 cm in length, somewhat incised; upper leaves closely adhering to stem and undivided. Florets form into compound head (anthodium), 2.5-4 cm long. Several such blooms present at apex of stem, surrounded by leaves. Anthodium covers pale-green involucre. All flowers cylindrical, pale yellow. Flowers Jun.-Sep.
Grows on soils moist to wet, eutrophic, in riparian and alder forests, also on wet meadows. Rhizomes, roots and young leaves all edible.
Descriptions devised by the team at the Independent Department of Forest Botany, Warsaw University of Life Sciences, i.e. L. Witkowska-Żuk, K. Marciszewska, W. Ciurzycki, A. Obidziński and P. Zaniewski.