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这四种桂花都是木犀科同属树种。可从以下四方面进行识别: 1.形态:金桂为乔木,银桂、丹桂为小乔木,四季桂为灌木。如盆栽这一形态则不明显。 2.叶:金桂叶长圆形,两端较尖,颜色深绿,光亮、较厚,稍向背面反卷。叶缘除基部外有较稀疏的锯齿;银桂叶椭圆形,较薄,叶缘有不甚明显的锯齿,有扭曲现象;丹桂叶长圆形,先端较尖,稍向背面反卷,颜色深绿,较厚,粗糙,叶缘有稀疏的锯齿;四季桂叶椭圆形,较薄,叶缘除基部外有较稀疏
These four osmanthus are Oleaceae belong to the same species. Can be identified from the following four aspects: 1. Form: Jin Gui for the trees, silver Gui, Osmanthus small trees, four seasons as shrubs. Such as potted form is not obvious. 2. Leaves: Ginkgo leaves oblong, more pointed at both ends, dark green color, bright, thick, slightly to the back of the anti-roll. Leaf margin in addition to the base of more sparse serrated; silver-leaf oval, thin, leaf margin is not obvious serrated, distorted phenomenon; Osmanthus oblong, apex more pointed, slightly to the back of the anti-roll, Dark green color, thick, rough, sparsely serrated leaves edge; seasons leaves oval, thin, leaf margin except for the base more sparse