Source: |
World Checklist of Selected Plant Families (2010), copyright © The Board of Trustees of the Royal Botanic Gardens, Kew.
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Name: |
Betula pendula f. bircalensis (Mela) Hämet-Ahti
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Nomencl. ref.: |
Memoranda Soc. Fauna Fl. Fenn. 65: 9. 1989 |
Rank: |
Forma |
Status: |
SYNONYM
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Synonym of:
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Betula pendula Roth var. pendula |
Basionym: |
Betula verrucosa f. bircalensis Mela |
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