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Betula fruticosa : ウィキペディア英語版 | Betula fruticosa
''Betula fruticosa'' () is a species of dwarf birch that grows in central and eastern Europe (except for Finland where it grows rare) and Siberia and Mongolia〔(【引用サイトリンク】title=Betula fruticosa )〕 on elevation of in forests, streambanks, and swamps. ==Description== The species is tall and have glabrous branches that are either purplish-brown or grayish-black in colour. Petiole is long and is a hairless as the branches. The peduncle is long but can sometimes be even . Female species have an oblong inflorescence which is erect as well. The bracts are ciliate, long, and have elliptic nutlets. The flowers bloom from June to July and the fruits ripe from July to August.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Betula fruticosa」の詳細全文を読む
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