Buttercup family (Ranunculaceae)
Perennial growing to 70 cm in height, covered in dense, soft down. Leaves digitate, with 3-5 broadly ovate lobes, irregularly and deeply toothed. Lower leaves long-stalked and only cleft to a more limited extent than upper. Flowers of diameter (1,5)2-3(4) cm, on cylindrical pedicels. Calyx segments furry. Five golden-yellow obovate petals. Numerous pistils, arranged spirally; also many stamens. Flowers Apr.-Jun.
Grows on fertile mesic or moist soils, in oak-lime-hornbeam and riparian forest, as well as tall-herb forest-edge communities. 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