• Urszula Bielczyk:
  The lichen biota of the Polish Carpathians – general charakteristic.
  Polish Botanical Journal 2006 51(1): 1-24. <abstract> <PDF>

• Zbigniew Szeląg:
  Hieracia Balcanica III. A new species in Hieracium sect. Cernua (Asteraceae) from Bulgaria.
  Polish Botanical Journal 2006 51(1): 25-29. <abstract> <PDF>

• Dariusz L. Szlachetko, Joanna Mytnik-Ejsmont & Marcin Górniak:
  Genera et species Orchidalium. 8. Zygopetaleae.
  Polish Botanical Journal 2006 51(1): 31-32. <abstract> <PDF>

• Dariusz L. Szlachetko:
  Genera et species Orchidalium. 9. Zygopetaleae.
  Polish Botanical Journal 2006 51(1): 33-35. <abstract> <PDF>

• Dariusz L. Szlachetko:
  Genera et species Orchidalium. 10. Ornithocephaleae.
  Polish Botanical Journal 2006 51(1): 37-38. <abstract> <PDF>

• Dariusz L. Szlachetko:
  Genera et species Orchidalium. 11. Oncidieae.
  Polish Botanical Journal 2006 51(1): 39-41. <abstract> <PDF>

• Agnieszka Romowicz & Dariusz L. Szlachetko:
  Genera et species Orchidalium. 12. Oncidieae.
  Polish Botanical Journal 2006 51(1): 43-47. <abstract> <PDF>

• Dariusz L. Szlachetko & Joanna Mytnik-Ejsmont:
  Genera et species Orchidalium. 13. Oncidieae.
  Polish Botanical Journal 2006 51(1): 49-51. <abstract> <PDF>

• Dariusz L. Szlachetko, Joanna Mytnik-Ejsmont & Agnieszka Romowicz:
  Genera et species Orchidalium. 14. Oncidieae.
  Polish Botanical Journal 2006 51(1): 53-55. <abstract> <PDF>

• Dariusz L. Szlachetko, Joanna Mytnik-Ejsmont, Marcin Górniak & Magdalena Śmiszek:
  Genera et species Orchidalium. 15. Maxillarieae.
  Polish Botanical Journal 2006 51(1): 57-59. <abstract> <PDF>

• Jolanta Piątek:
  Stomatocysts of the Dolina Gąsienicowa valley in the Tatra Mts (Poland). 1. Czarny Staw Gąsienicowy and Zmarzły Staw Gąsienicowy lakes.
  Polish Botanical Journal 2006 51(1): 61-77. <abstract> <PDF>

• Marcin Piątek & Maria Prończuk:
  Jamesdicksonia irregularis, newly recignized in Poland, with a note on the genus Jamesdicksonia (Ustilaginomycetes).
  Polish Botanical Journal 2006 51(1): 79-86. <abstract> <PDF>

• Andrzej Chlebicki & M. Catherine Aime:
  New distribution and host records for Puccinia atrofusca and other Notable Puccinia species (Uredinales) from Central Asia.
  Polish Botanical Journal 2006 51(1): 87-91. <abstract> <PDF>

BOTANICAL NOTES:

• Beata Cykowska:
  Diplophyllum albicans (Hepaticopsida, Scapaniaceae) in the Polish Carpathians.
  Polish Botanical Journal 2006 51(1): 93-95. <PDF>

• Zbigniew Szeląg:
  Taxonomic revision of Hieracium sect. Cernua (Asteraceae) in the Carpathians, Sudetes and Alps.
  Polish Botanical Journal 2006 51(2): 97-153. <abstract> <PDF>

• Tamas Pocs & Jens Eggers:
  New or little known epiphyllous liverworts, XIII. Cololejeunea arfakiana sp. nov. from West Irian (New Guinea).
  Polish Botanical Journal 2006 51(2): 155-158. <abstract> <PDF>

• Marcin Piątek:
  Sporosorium kenyanum, a new smut fungus with long twisted sori on Seteria pallide-fusca in Kenya.
  Polish Botanical Journal 2006 51(2): 159-164. <abstract> <PDF>

• Marcin Piątek:
  Entyloma crepidis-tectori and Urocystis deschampsiae, two new smut fungi from Europe.
  Polish Botanical Journal 2006 51(2): 165-172. <abstract> <PDF>

• Marcin Piątek:
  Doassansiopsis tomasii, an aquatic smut new to Uganda.
  Polish Botanical Journal 2006 51(2): 173-176. <abstract> <PDF>

• Agata Zofia Wojtal & Janina Kwandrans:
  Diatoms of the Wyżyna Krakowsko-Częstochowska upland (S. Poland) - Coscinodiscophyceae (Thalassiosirophycidae).
  Polish Botanical Journal 2006 51(2): 177-207. <abstract> <PDF>

• Adam Flakus, Martin Kukwa & Paweł Czarnota:
  Some interesting records of lichenized and lichenicolous Ascomycota from South America.
  Polish Botanical Journal 2006 51(2): 209-215. <abstract> <PDF>

• Anna Ronikier, Piotr Chachuła & Anna Kujawa:
  Mycena tenuispinosa (Fungi, Agaricales), a species new to Poland.
  Polish Botanical Journal 2006 51(2): 217-220. <abstract> <PDF>

• Agata Wołczańska & Tomasz Lamorski:
  Puccinia laserpitii (Uredinales), a new species for Poland.
  Polish Botanical Journal 2006 51(2): 221-224. <abstract> <PDF>

BOTANICAL NOTES: 225-235 <PDF>

• Beata Cykowska:
  Schistostega pennata (Bryopsida, Schistostegaceae) in the Polish Carpathians (Poland).
  Polish Botanical Journal 2006 51(2): 225-227.

• Karina Wilk:
  Diplotomma scheideggerianum (Lecanorales, Ascomycota), a lichenicoulous lichen new to Poland.
  Polish Botanical Journal 2006 51(2): 228-229.

• Piotr Osyczka:
  Cladonia borealis (Cladoniaceae, lichenized Ascomycota) in the Polish Carpathians.
  Polish Botanical Journal 2006 51(2): 230-232.

• Piotr Osyczka, Michał Węgrzyn & Adam Flakus:
  Two species of the genus Cladonia (Cladoniaceae, lichenized Ascomycota) new the Polisch Tatra Mts.
  Polish Botanical Journal 2006 51(2): 233-235.

• New names and combinations appearing in Polish Botanical Journal Vol. 51.
  Polish Botanical Journal 2006 51(2): 237-239.