The difference between bauhinia and viola.

1. Leaves: The leaves of Bauhinia are paper, nearly round or triangular, about 5- 10 cm long, while the leaves of Osmunda japonica are oval or inverted oval, relatively small, about 2.5-7 cm long.

2. Flowers: Bauhinia is purplish red or pink, clustered on old branches and trunks, especially on trunks. Osmunda is rose red, big red, light red, dark pink or purple, with various colors. The flowers of osmanthus fragrans are terminal and often form panicles of 7-20 cm.