Deciduous tree 6-20 m tall, narrow leaves, stems, blank shape of a feather. 2-5 pairs of opposite leaflets, elliptic leaves scams spear or javelin scams underwent a 2-6 cm long and 5-12 cm at the end of the projection cone flower spikes of yellow, gold or orange. The trunk and branches are concentrated clusters of 5-10 flowers blooming petals gradually petals are reddish purple cup. Petals connected to a tube length from 4.5 to 7 cm bulbous, bloated public. The short end of a 5-pointed lobes When the diameter of 1.5-2 cm pollen, the result is 4 Fatback 35-90 cm on the right side of a two winged seeds.
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