Byalt, Vyacheslav, Valentina Bubyreva, Alexandr Potokin, and Larisa Orlova. “Type Specimens of Family Acanthaceae Kept in the Herbarium of the St. Petersburg State University (LECB) and in the Herbarium of the St. Petersburg Forest-Technical University (KFTA), St. Petersburg (Russia)”. Biological Communications0, no. 2 (June 29, 2015): 4–22. Accessed August 12, 2022. https://biocomm.spbu.ru/article/view/857.