LENARCZYK, Joanna, Marta SALUGA, & Jolanta PITEK 2020 (September 13) Integrative approach helps clarify confusing taxonomy of the Pseudopediastrum boryanum species complex (Chlorophyceae), including recognition of five distinct species J. Phycol. 56(6): 1557-1574, 7 figs., 1 table