Bistorta
Bistorta affinis (D. Don) Greene (Afghanistan, East Himalaya, Nepal, Pakistan, Tibet, West Himalaya as per POWO) Bistorta amplexicaulis (D. Don) Greene (E. Afghanistan to Central China: Afghanistan, China North-Central, China South-Central, China Southeast, East Himalaya, Nepal, Pakistan, West Himalaya; Introduced into: Czechoslovakia, Denmark, Germany, Great Britain, Ireland, Sweden as per POWO) Bistorta emodi (Meisn.) H. Hara (Himalaya to China (Yunnan) and…