Shonalu, Golden shower tree, cassia fistula
Leaves are compound, rachis 10-35 cm long. Leaflets are ovate, 8-15 cm long and 3-7 cm wide.
Fruit is a legume, 30-60 cm long, black in color. Pungent odorous fruit contains several seeds.
The gum, seeds and bark of cassia fistula are used in skin diseases and snake poison. Fruit is effective in constipation. It has strong and very durable wood.
As an ornamental flowering tree it is planted in gardens, parks and roadsides in Bangladesh as well as Asian countries.