Tropaeolum

...A perennial plant of the Bignoniaceae family (illustration), usually cultivated as a spring-sown annual in flower beds or pots. Its Japanese name is Nouzenharen or Kinrenka (golden lotus flower). The original species is a creeper that grows to 1-2m, with shield-shaped leaves similar to lotus leaves, covered with waxy material to repel water. Flowers grow singly on long stalks emerging from the leaf axils in mild temperatures. Flower colors include yellow and scarlet orange. There are five petals, the lower three of which have hair-like bodies, and the five sepals that encase these join at the base to form a spur. There are eight stamens, the ovary consists of three carpels, and three seeds. ...

*Some of the terminology that mentions "Tropaeolum" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…ふつう春まき一年草として花壇や鉢植えに栽培されるノウゼンハレン科の多年草（イラスト）。和名をノウゼンハレン，キンレンカ(金蓮花)という。原種はつる性で1～2mにのび，葉はハスの葉に似た楯状，蠟物質を敷き水をはじく。花は温和な気温のもとで，葉腋（ようえき）から出る長柄に単生する。花色は黄，朱橙色など。花弁は5枚，下3枚には毛状体があり，これを包む5萼片は基部で合体して距となる。おしべは8本，子房は3心皮からなり，種子は3個。…

※「Tropaeolum」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