What is "chamaecostus"

Chamaecostus is a group of plants in the Costaceae described as a genus in 2006. It is endemic to South America.

1. Chamaecostus congestiflorus - Venezuela, N Brazil, Guyana, Suriname, French Guiana
2. Chamaecostus curcumoides - French Guiana
3. Chamaecostus cuspidatus - E Brazil
4. Chamaecostus fragilis - Colombia, N Brazil
5. Chamaecostus fusiformis - Pará
6. Chamaecostus lanceolatus - Colombia, Venezuela, Brazil, Guyana, Suriname, French Guiana
7. Chamaecostus subsessilis - Brazil, Bolivia