Betula pendula

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Birk
Birk forest, Inari, Finland
Scienteefic classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Rosids
Order: Fagales
Family: Betulaceae
Genus: Betula
Subgenus: Betula
Species: B. pendula
Binomial name
Betula pendula
Roth
Synonyms

See text

Betula pendula (birk) is a widespread European birk wi white (siller) bark, though in soothren Europe it is only foond at haicher altitudes. Its range extends intae soothwest Asie in the muntains o northren Turkey an the Caucasus. The closely relatit Betula platyphylla in northren Asie an Betula szechuanica o central Asie are also treatit as varieties o siller birk bi some botanists, as B. pendula var. platyphylla an B. pendula var. szechuanica respectively (see birk classification).[1][2][3]

References[eedit | eedit soorce]

  1. Flora Europaea: Betula pendula
  2. Hunt, D., ed. (1993). Betula. Proceedings of the IDS Betula Symposium 2–4 October 1992. International Dendrology Society ISBN 0-9504544-5-1.
  3. Rushforth, K. (1999). Trees of Britain and Europe. HarperCollins ISBN 0-00-220013-9.