Celka, Zbigniew, Adam Mickiewicz University

• Vol 79, No 1 (2010) - Articles processed outside the current editorial system
  Spontaneous occurrence and dispersion of Aronia ×prunifolia (Marshall) Rehder (Rosaceae) in Poland on the example of the "Bagna" bog complex near Chlebowo (western Poland)
  Abstract  PDF
• Vol 77, No 4 (2008) - Articles processed outside the current editorial system
  Intraspecific differentiation of Reed Grass Calamagrostis arundinacea (L.) Roth (Poaceae) populations revealed by peroxidase allozymes
  Abstract  PDF