Buttercup family (Ranunculaceae)
Perennial growing up from fattish, finger-like root-tubers. Shoot 5-25 cm long, prostrate or erect. Leaves arranged helically, non-hairy, shiny, rounded triangular or cordate. Flowers of diameter 2-3 cm, growing up singly on long, erect pedicels. Green calyx with three segments. Corona petals 8-12 in number, oval, golden yellow, later paler. Compound fruit formed from downy spherical achenes. Flowers Mar.-May.
Grows on moist and fertile soils. Appears in spring in riparian forests of alder, as well as in moist variants of oak-lime-hornbeam forest. POISONOUS.
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.