Английская Википедия:Betula chinensis
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Betula chinensis, commonly known as dwarf small-leaf birch,[1] is a species of birch that can be found in China and Korea on the elevation of Шаблон:Convert.[2]
Description
The species is Шаблон:Convert tall with either yellow or yellowish-brown colour. Leaf blade is elliptic and ovate with a diameter of Шаблон:Convert by Шаблон:Convert. Female species have a subglobose inflorescence which is also oblong with a diameter of Шаблон:Convert by Шаблон:Convert. It peduncle is Шаблон:Convert long while its bracts can be as long as Шаблон:Convert. Flowers bloom from May to June while the fruits ripe from July to August.[2]
Taxonomy
Betula chinensis occurs in both hexaploid and octoploid forms. It appears to be a triple hybrid between B. calcicola, B. potaninii and B. chichibuensis. It is placed in section Asperae, subgenus Aspera.[3]
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