J. For. Sci., 2007, 53(2):66-73 | DOI: 10.17221/2137-JFS
Study of natural hybridization between Alnus incana (L.) Moench. and Alnus glutinosa (L.) Gaertn.
- 1 Central Siberian Botanical Garden SB RAS, Novosibirsk, Russia
- 2 Faculty of Forestry and Environment, Czech University of Life Sciences in Prague, Prague, Czech Republic
Variation of metric and qualitative characteristics of A. incana (L.) Moench. and A. glutinosa (L.) Gaertn. has been studied in 10 natural populations in West Siberia, Russia and the Czech Republic in connection with the problem of natural hybridization. Morphological peculiarities of the species and their spontaneous hybrids are shown. Twelve leaf characteristics were used, in addition, qualitative characteristics were assessed, such as: type of bark, degree of pubescence of leaves and stems, and presence of a "tuft" in the angles of leaf veins. The reasons for hybridization of these species are discussed.
Keywords: Alnus Mill.; natural hybridization; variation; population
Published: February 28, 2007 Show citation
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