Latinised form of an unknown native name.

Perennial herb with rhizome. Leaves flat, linear, 2-ranked along the erect stems. Flowers in a loose panicle, erect, radially symmetrical, on stalks longer than the spathes. Perianth tube short; lobes equal, spirally twisted after flowering. Style branches 3, filiform, unbranched.

2 species from E Asia.

Spotted flowers, leaves in two rows along stem.

Seed.

B. chinensis is used as a medicinal herb.

Source: Cooke, D. (2005). Iridaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.