Psychotria corrugata (Rubiaceae, Psychotrieae), a new species from the Hindenburg Wall, Western Province, Papua New Guinea

Abstract

Psychotria corrugata S.Venter is newly described from the Hindenburg Wall area in the Star Mountains of Papua New Guinea. It can easily be distinguished from other Psychotria species by the curved, narrow, coriaceous and corrugated leaves, contracted panicle and papillate corolla lobes.