More than 200 species, including:
Bauhinia acuminata
Bauhinia blakeana
Bauhinia championi
Bauhinia corymbosa
Bauhinia galpinii
Bauhinia glauca
Bauhinia monandra
Bauhinia purpurea
Bauhinia tomentosa
Bauhinia variegata

Bauhinia is a genus in the subfamily Caesalpinioideae of the large flowering plant family Fabaceae.

The genus was named after the Bauhin brothers, Swiss-French botanists. Common names include: orchid tree, purple orchid tree, mountain ebony, poor man's orchid.

Orchid trees are native to northern India, Vietnam and southeastern China.

The species Bauhinia blakeana, first found in Hong Kong, is the representative flower for the Special Administrative Region of Hong Kong, People's Republic of China, and appears on its flag and its coins.