Estudos taxonômicos do gênero Bathysa C.Presl (Rubiaceae, Rondeletieae), no Brasil*

Abstract

The genus Bathysa C.Presl includes approximately 15 species of trees, small trees and scrubs, which are to be in Panama, French Guyana, Venezuela, Colombia, Peru, Bolivia and Brazil. In Brazil there are seven species, all of them in the south and Southeast region of the Atlantic Rain Forest: B. mendoncaei, B. sylvestrae, B. australis, B. stipulata, B. nicholsonii and B. cuspidata. Data of phenology, conservation categories, descriptions of each species are presented. A synonymy is proposed of B. meridionalis L.B.Sm. & Downs to B. australis (A.St.-Hil.) Hook.f.