Figure 2 from: Paszko B, Nikel A, Mueller-Bieniek A, Paul W (2020) Zapałowicz's Conspectus florae Galiciae criticus: Clarification of publication dates for nomenclatural purposes and bibliographic notes. PhytoKeys 155: 53-85. https://doi.org/10.3897/phytokeys.155.51072

Figure 2 The illustration of binding of Volume 6B of the Rozprawy Wydziału Matematyczno-Przyrodniczego Akademii Umiejętności, Dział B. Nauki Biologiczne (Seria 3) showing its book spine and the outside covers, with the 1906 date at the foot of the front cover. Copy from the library of the W. Szafer Institute of Botany, Polish Academy of Sciences (Kraków, Poland).