What is "cephalostemon"

Cephalostemon is a group of plants in the family Rapateaceae described as a genus in 1845.

The genus is endemic to South America.

1. Cephalostemon affinis Körn - Amazonas, Tafelberg, Pará
2. Cephalostemon angustatus Malme - Mato Grosso do Sul
3. Cephalostemon gracilis (Poepp. & Endl.) R.H.Schomb. - Pará
4. Cephalostemon microglochin Sandwith - Amazonas, Mato Grosso do Sul, Santa Cruz
5. Cephalostemon riedelianus Körn - Minas Gerais, Goiás