Byalt, V.V. “Type Specimens of the Siberian and Russian Far Eastern Taxa of Family Crassulaceae H. St.-Hil. and Penthoraceae Rydb. Ex Britton Kept in the Herbarium of the Komarov Botanical Institute (LE)”. Turczaninowia 20, no. 1 (March 10, 2017): 187-198. Accessed July 16, 2025. https://turczaninowia.asu.ru/article/view/1878.