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凌霄也称大花凌霄、紫葳、陵时花等,为紫葳科凌霄属落叶藤本攀缘植物,老干扭曲盘旋,苍劲古朴,小枝紫褐色,枝上有气生根。叶对生,奇数羽状复叶,小叶7~9片或更多。聚伞状圆锥花序顶生,花筒肿大,花冠漏斗状钟形,直径6~8cm,花色橙黄至橙红,蒴果细长如豆荚。花期6~9月,10月果熟。枝叶繁茂,开花娇艳,花期长,攀缘能力强,适宜做棚架、花墙、花门、花廊,也可攀缘于假山、石壁、栅栏、观赏石等处,叶碧花艳,枝叶婆娑,非常美丽。此外,凌霄还可作盆栽或制作盆景。
Peak also known as Campsis, aster, when the flower, as Prunus asparagus Climbing climbing plants, Lao Gan twisted circling, vigorous and simple, branchlets purple brown, the branches have air root. Leaves opposite, odd pinnate, leaflets 7 to 9 or more. Ju head umbrella umbrella panicle, swollen swollen, corolla funnel bell-shaped, diameter 6 ~ 8cm, color yellow orange to red, capsule slender pods. Florescence 6 ~ September, October ripe fruit. Lush foliage, blooming tender and beautiful, long flowering period, climbing ability, suitable for scaffolding, flower walls, flower doors, flower gallery, also can be clinging to the rockery, stone walls, fences, ornamental stones and other places, Yebi Hua Yan, branches and leaves, very beautiful. In addition, Peak can also make potted plants or bonsai.