Saxifraga

...A perennial herb of the Saxifragaceae family that grows in clusters on shady rocks in the mountains (illustration). It is often cultivated as an ornamental plant in people's gardens and as hedges. The plant grows long, thread-like red runners, which produce new buds at the tips and take root, propagating. The leaves are basal and long-stalked, reniform, with shallowly lobed edges, dark green on the upper surface with whitish markings, sometimes mixed with dark red, and dark red on the underside. The plant is generally hairy. In May and June, it produces 15-40 cm flower stalks that produce cone-shaped cymes and many bilaterally symmetrical white flowers. ...

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

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…山中の陰湿な岩上などに群生するユキノシタ科の多年草（イラスト）。観賞用として人家の庭先や生垣にもよく栽培される。株からは紅色の長い糸のような走出枝を伸ばし，先に新しい芽をつけて根を下ろし，繁殖する。葉は根生して長い柄があり，葉身は円腎形，縁は浅く裂け，表面暗緑色，白っぽい斑紋があり，ときに暗赤色を混じえ，裏面は暗赤色を帯びる。全体に毛が多い。5～6月，15～40cmの花茎を出して円錐状の集散花序をつくり，左右相称形の白い花を多数つける。…

※「Saxifraga」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