Hedyosmum is a genus of rhizomal flowering plants in the family Chloranthaceae. There are about 40 to 45 species. They are distributed in Central and South America and the West Indies, and one species also occurs in southeastern Asia. They are mostly dioecious, except for H. nutans and H. brenesii which are exclusively monoecious, and H. scaberrimum and H. costaricense with both monoecious and dioecious individuals.
Species
There are 45 accepted species:
Hedyosmum angustifolium (Ruiz & Pav.) Solms – southwestern Colombia, Peru, Ecuador, and Bolivia
Hedyosmum anisodorum Todzia – Ecuador and Peru
Hedyosmum arborescens Sw. – Jamaica, Puerto Rico, Leeward Islands, and Windward Islands
Hedyosmum bonplandianum Kunth – Honduras to Colombia and Ecuador
Hedyosmum brasiliense Mart. – Venezuela, Brazil, and Paraguay
Hedyosmum brenesii Standl. – Central America
Hedyosmum burgerianum D'Arcy & Liesner – Panama
Hedyosmum colombianum Cuatrec. – Colombia
Hedyosmum correanum D'Arcy & Liesner – Panama
Hedyosmum costaricense C.E.Wood ex W.C.Burger – Costa Rica and Panama
Hedyosmum crenatum Occhioni – Colombia and Venezuela
Hedyosmum cuatrecazanum Occhioni – Colombia, Ecuador, Peru, and Bolivia
Hedyosmum cumbalense H.Karst. – Colombia, Ecuador, and Peru
Hedyosmum dombeyanum Solms – Peru and Bolivia
Hedyosmum domingense Urb. – Hispaniola
Hedyosmum gentryi D'Arcy & Liesner – Panama, Colombia, and Venezuela
Hedyosmum goudotianum Solms – Nicaragua to Venezuela and Peru
Hedyosmum huascari J.F.Macbr. – Peru
Hedyosmum intermedium Todzia – southern Venezuela
Hedyosmum lechleri Solms – Peru and western Bolivia
Hedyosmum luteynii Todzia – Colombia and Ecuador
Hedyosmum maximum (Kuntze) K.Schum. – Bolivia
Hedyosmum mexicanum C.Cordem. – Mexico to northwestern Colombia
Hedyosmum narinoense Todzia – Colombia and Ecuador
Hedyosmum neblinae Todzia – Venezuela and northern Brazil
Hedyosmum nutans Sw. – Cuba, Hispaniola, and Jamaica...
