Lettowia, a new genus of Vernonieae from East Africa (Asteraceae).

ABSTRACT: A new genus, Lettowia H. Rob. & Skvarla is named for the single East African species originally described as Vernonia nyassae Oliv. Its pollen is lophate and triporate, with a perforated tectum restricted to the muri. The new genus is placed near Vernoniastrum in the subtribe Erlangeinae.

SUBMITTER: Robinson H 

PROVIDER: S-EPMC3819129 | biostudies-literature | 2013

REPOSITORIES: biostudies-literature