Piliostigma

Piliostigma is a genus of flowering plants in the legume family, Fabaceae. It includes five species of small deciduous trees native to sub-Saharan Africa, the Indian subcontinent, Indochina, Java, the Philippines, and northern Australia.^[1] It belongs to the subfamily Cercidoideae^[2] and the tribe Bauhinieae.^[3] It is dioecious, with male and female flowers on separate plants.^[4]

Piliostigma
Piliostigma malabaricum
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Fabales
Family:	Fabaceae
Subfamily:	Cercidoideae
Tribe:	Bauhinieae
Genus:	Piliostigma Hochst. (1846), nom. cons.
Type species
Piliostigma reticulatum (DC.) Hochst.
Species[1]
5; see text
Synonyms[1]
Elayuna Raf. (1838) Locellaria Welw. (1859) Pileostigma Hochst. (1846), orth. var.

Species

Piliostigma comprises the following species:^[1][5][6]

• Piliostigma foveolatum (Dalzell) Thoth.
• Piliostigma malabaricum (Roxb.) Benth.—purple orchid tree
• Piliostigma reticulatum (DC.) Hochst.
• Piliostigma thonningii (Schum.) Milne-Redh.
• Piliostigma tortuosum (Collett & Hemsl.) Thoth.

Some other species often placed here are nowadays usually assigned their traditional genus Bauhinia again.