Apteria

Apteria is a genus of flowering plants in the Burmanniaceae, first described as a genus in 1834. It contains only one known species, Apteria aphylla, the nodding-nixie, native to the southern United States (E Texas to S Georgia), Mexico, Central America, the West Indies, and South America.
Description.
The nodding-nixie is an herb and a perennial flower which blooms during September to November. The flowers that bloom are either purple or white, either fully purple or white with purple marks. These flowers can grow to about 10 inches in height. The fruit of this plant is a capsule.