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Original source: en: National Park Ojców, Poland pl: Ig?a Deotymy - Ojcowski Park Narodowy, Polska Author: Jan Jerszy?ski (2005)
Author: : Jan Jerszy?ski (2005)
Original source: en: National Park Ojców, Poland pl: Ig?a Deotymy - Ojcowski Park Narodowy, Polska Author: Jan Jerszy?ski (2005)
Author: : Jan Jerszy?ski (2005)
Betula oycoviensis
B. oycoviensis is a genetic cross of two other species of Betula; B. pendula and B. szaferi, the latter having specimens in a botanic garden, and evidently nowhere else. Rafaël Govaerts, a botanist at Kew Gardens, treats it as a variety of Betula pendula .Betula oycoviensis is a species of hybrid origin in the Betulaceae family. It is found in the Czech Republic, Denmark, Poland, Romania, Russia, Slovakia, Sweden, and Ukraine, and is threatened by habitat loss. It was described in 1809 by Wilibald Swibert Joseph Gottlieb von Besser. Origin and taxonomy - B. oycoviensis is a genetic cross of two other species of Betula; B. pendula and B. More