Taxonomy of Betula

Taxonomy Of Betula

Bark on twigs rich in methyl salicylate (oil of wintergreen). Female catkins erect.

• Diploid (2n = 28).
  • Betula lenta - Sweet Birch or Cherry Birch
    • Betula lenta subsp. uber - Cherry Creek Birch
• Hexaploid (6n = 84).
  • Betula allegheniensis - Yellow Birch (B. lutea)
• Decaploid (10n = 140).
  • Betula austrosinensis - South China Birch
  • Betula globispica -
  • Betula insignis -
  • Betula medwediewii - Caucasian Birch
• Duodecaploid (12n = 168).
  • Betula megrelica -
• chromosome number not reported
  • Betula corylifolia - Hazel-leaf Birch
  • Betula grossa - Japanese Cherry Birch
  • Betula insignis -