Summary. Isoglossa asystasioides I. Darbysh. & Ensermu (Acanthaceae) is newly described from the lowland forests of east-central Tanzania. Its taxonomic affinities and conservation status are discussed. The infrageneric classification and generic affinities of Isoglossa are considered.
Key words. Acanthaceae, Isoglossa, Kimboza, Tanzania, conservation, new species.
Introduction
In 1952, S. R. Semsei collected two specimens of an Isoglossa (Acanthaceae) species from Morogoro District, eastern Tanzania. Both specimens were rather scant, with poorly preserved flowers and young fruits. Dr. E. Milne-Redhead recorded on both of the Kew sheets that the material was too poor to name and so they ...