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气球果(Gomphocarpus fruti-cosus)又名气球花、钉头果、棒头果、风船唐绵等,萝摩科钉头果属常绿灌木。原产热带非洲,华南植物园已有引种栽培。株高2m～3m,自然分枝多,体内有白色乳汁;茎具短茸毛;叶对生,线形或线状披针形,较尖,近光滑无毛,叶缘外卷,酷似夹竹桃叶;秋至春季开花,花顶生或腋生,垂悬伞形花序,每1花序顶生10数朵小花,五星状;花白色至淡黄色,花瓣长椭圆状卵形。花期极长。10月中旬以后形成成串的幼果,常见花果同株。气球果的果实奇特,为黄绿色卵圆形或椭圆形果泡,果表有粗毛,似用钉子锤入,故名钉头果。也像河豚或充气的小气球,透明、
Balloon fruit (Gomphocarpus fruti-cosus), also known as balloon flower, nail scallop, fruit, sailboat Tang Mian, etc., Branch of the genus Mellow scrub is an evergreen shrub. Native tropical Africa, South China Botanical Garden has introduced cultivation. Plant height 2m ~ 3m, more natural branches, the body has white milk; stem short hair; leaves opposite, linear or linear-lanceolate, relatively sharp, nearly smooth glabrous, leaf margin curled, resembling oleander Leaves; flowering in the fall until spring, terminal or axillary flowers, hanging umbels, per 1 inflorescence terminal 10 flowers, five-star; flowers white to pale yellow, long oval-shaped ovate ovate. Flowering very long. After mid-October formed a string of young fruit, common fruit and flower same strain. The peculiar fruit of the balloon fruit is a yellowish-green ovoid or oval fruit bubble with a rough surface like a nail. Also like globefish or inflatable balloon, transparent,