New species of the tribe Spermacoceae (Rubiaceae) for the Brazil flora

Abstract

Four new species of the tribe Spermacoceae (Rubiaceae), for Brazil are described and illustrated: Borreria paulista (São Paulo), B. rosmariinifolia (Minas Gerais), Mitracarpus steyermarkii and Psyllocarpus intermedius (Bahia).

Rubiaceae; Spermacoceae; new species