Cephalostemon is a genus of flowering plants in the family Rapateaceae. It was described as a genus in 1845.Schomburgk, Robert Hermann. 1845. Die Rapatea Friderici Angusti 9Tropicos, Cephalostemon R.H.Schomb.
The genus is native to South America.Kew World Checklist of Selected Plant Families
Species Cephalostemon affinis Körn - Amazonas, Tafelberg, Pará Cephalostemon angustatus Malme - Mato Grosso do Sul Cephalostemon gracilis (Poepp. & Endl.) R.H.Schomb. - Pará Cephalostemon microglochin Sandwith - Amazonas, Mato Grosso do Sul, Santa Cruz Cephalostemon riedelianus Körn - Minas Gerais, Goiás
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