For citations:

Lavrentiev M.V., Boldyrev V.A. Variability of Morphological Characteristics of Hedysarum grandiflorum (Fabaceae, Dicotyledones) in Various Ecological Conditions of the Southern Volga Upland. Povolzhskiy Journal of Ecology. 2019;(4):445-457. https://doi.org/10.35885/1684-7318-2019-4-445-457