Description from
Flora of China
Agrimonia eupatoria Linnaeus var. japonica (Miquel) Masamune; A. japonica (Miquel) Koidzumi; A. obtusifolia A. I. Baranov & Skvortsov; A. pilosa subsp. japonica (Miquel) H. Hara; A. pilosa var. japonica (Miquel) Nakai; A. pilosa var. viscidula (Bunge) Komarov; A. viscidula Bunge; A. viscidula var. japonica Miquel.
Stems sparsely pilose and pubescent, rarely sparsely hirsute in lower part. Leaflets abaxially usually appressed pilose on veins, rarely glabrescent, markedly glandular punctate, adaxially pilose, rarely glabrescent. Fl. and fr. May–Dec. 2n = 56.
Thinned forests, forest margins, thickets, meadows, stream banks, roadsides; 100--3800 m. Throughout China [Japan, Korea, Mongolia, Russia, N Vietnam; E Europe].