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美国芦荟又叫库拉索芦荟、翠叶芦荟,是一种多年生百合科多肉质的草本植物,原产于佛得角群岛、地中海一带。一、特征美国芦荟是由不定根生成,株高80～100厘米左右,叶肉质、灰绿色,呈莲座状簇生;叶为宽披针形,基部宽大,越到叶梢越狭,叶缘具齿刺,叶基部的齿刺小而密,叶上部的齿刺大而疏。齿刺呈白色,略向上钩曲,叶长60～80厘米,叶宽8～16厘米。复总状花序,花淡黄绿色。由3心皮组成,花盘具蜜腺;蒴果,在中国不结种子。
Aloa aloe, also known as Aloe vera leaves, Aloe vera leaves, is a perennial Liliaceae succulent herbs native to the Cape Verde Islands, the Mediterranean area. First, the characteristics of American aloe is formed by adventitious roots, plant height of 80 to 100 cm, leaf succulent, gray-green, was rosette-shaped cluster; leaves broadly lanceolate, base wide, more narrow to the tip of leaves, leaf margin teeth Thorn, leaf base of small and dense sting, large and sparse sting in the upper part of the leaf. Tooth sting was white, slightly upward hooked, leaf length 60 ~ 80 cm, leaf width 8 to 16 cm. Complex racemes, flowers yellowish green. Consisting of 3 carpels, floral disk with nectaries; capsule, not seeding in China.