Perrierodendron rodoense is a tree in the family Sarcolaenaceae. It is endemic to Madagascar. The specific epithet ' is for the Irodo River (or Rodo), where the species was studied.
Perrierodendron rodoense grows as a tree up to tall with a trunk diameter of up to . Its chartaceous to subcoriaceous leaves are obovate in shape. They are coloured dark brown above, light brown below and measure up to long. The inflorescences bear a single flower with five sepals and five whitish petals. The fruits are unknown.
Perrierodendron rodoense is known only from a single location in the Irodo basin in the northern region of Diana. Its habitat is dry forests from sea level to altitude.