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龙芽花(Erythrina corallodendron L.),别称为小象牙红,珊瑚树。是蝶形花科(Papilionaceae)刺桐属灌木或落叶小乔木,高约3~15 m,树冠阔度可达3.5 m。树皮粗糙,灰褐色;树干及枝条疏生粗壮的黑色瘤状皮刺,老枝无刺。叶为三出羽状复叶,互生;叶柄无毛,淡红色,有时上和下面中脉上疏生倒钩状小皮刺,长约6~12 cm。花冠深红色,长4.5~6 cm,盛开时仍为直筒形(即各花瓣近
Dragon bud flower (Erythrina corallodendron L.), otherwise known as the small ivory, coral tree. Is a Papilionaceae Echinacea shrub or deciduous tree, about 3 ~ 15 m, canopy width up to 3.5 m. Rough bark, gray brown; sparsely branched trunks and branches of the black tumor-like Prickles, the old branches without thorns. Leaves three pinnately compound leaves, alternate; petiole glabrous, reddish, sometimes sparsely pubescent small prickles on upper and lower midrib, about 6 ~ 12 cm. Corolla crimson, length 4.5 ~ 6 cm, still in bloom when straight-shaped (ie, the petals near