…(5) Elatior begonia (illustration) It was first developed in England in the 1880s by crossing Begonia socotrana with a horticultural variety of tuberous begonia. It produces relatively large flowers that are single, double, or semi-double and bloom for a long period from autumn to spring. In recent years, a group of varieties improved and bred by Otto Rieger of Germany, known as Rieger's begonia, have been widely cultivated as potted plants around the world, and with the development of technology to allow them to bloom all year round by adjusting temperature and day length, their consumption has now surpassed that of cyclamen, known as the queen of potted flowers. Many excellent varieties have also been developed at agricultural universities in the Netherlands, and are imported to Japan and cultivated commercially. … *Some of the terminology that mentions "Rieger's begonia" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…(5)エラチオール・ベゴニア (イラスト)ベゴニア・ソコトラーナと球根ベゴニアの園芸品種との交配から,1880年代にイギリスで育成されたものが最初で,一重または八重,半八重などの比較的大型の花を秋から春まで長期間にわたって開花する。近年,ドイツのオットー・リーガルが改良育成した品種群は,とくにリーガース・ベゴニア(英名Rieger’s begonia)と呼ばれ,温度や日長を調節して周年開花させる技術の開発とともに,鉢物として世界中で広く栽培され,その消費量は鉢花の女王と言われたシクラメンを上回るようになった。またオランダの農業大学でもたくさんの優れた品種が育成され,日本にも輸入されて,営利栽培されている。… ※「Rieger's begonia」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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