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余甘子(phllanthus emblicaL)属大戟科植物,又名滇橄榄。一、形态特征滇橄榄为落叶乔木或灌木。干枝灰褐色,具小皮孔,叶痕环状,叶互生,密生而呈明显的2列,极似羽状复叶;叶柄短或几乎没有,叶为线状长圆形,长约1—2cm,宽1.5—2cm,全缘,平滑无毛;花单性、细小,雌雄同株,乳黄色,呈团伞花序,3—6朵簇生于小枝、下部叶腋中;雄花多、雌花少,雄花具有细的柄,雌花近无柄,常与雄花混生于上部叶腋间。
Phyllanthus emblicaL is Euphorbiaceae, also known as Yunnan olive. First, the morphological characteristics of Yunnan olive deciduous trees or shrubs. Dry branches gray-brown, with small lenticels, leaf ring ring, leaves alternate, dense and conspicuous 2, polelike compound; petiole short or scarce, leaves oblong, about 1 Flowers 2-3 cm, broadly 1.5-2 cm, entire, smooth glabrous; flowers unisexual, small, monoecious, milky yellow, group glomerules, 3-6 clusters in branchlets, lower leaf axils; male flowers, female flowers less , Male flowers with thin handle, nearly no female flower handle, often mixed with male flowers in the upper leaf axillary.