August 11, 2019

 Dear fellow members of IAPT and Taxon readers,

We are sure you have noticed that Taxon is behind schedule in publishing this year. Moving to a new publisher is almost always disruptive and results in temporary delays in the publication schedule, and this has definitely...

May 14, 2019

by Peter Bruyns, Paul Berry

During the last forty years, one of the most widespread and conspicuous succulent trees in East and north-east Africa has been referred to as E. candelabrum Kotschy or as E. candelabrum Trémaux ex Kotschy. This name is a later homon...

April 5, 2019

by Izabella Martins da Costa Rodrigues, Sandra Knapp, João Renato Stehmann

Athenaea Sendtn. nom. cons. is re-established as the correct name for the taxon previously referred to as Aureliana Sendtn. (Withaninae, Solanaceae), which is a later homonym of Aureliana Boehm....

April 5, 2019

by Alexander B. Doweld

The complicated nomenclatural history of the extinct fossil-genera Acitheca and Strephopteris (fertile foliage) and Polymorphopteris (sterile foliage), established for fossil ferns (Marattiopsida), is reviewed and corrected with new bibliographic...

April 5, 2019

by Michelle Mota, John Richard Abbott, Roberto Manuel Salas, Kurt Neubig, José Floriano Barêa Pastore, 

Abstract Three enigmatic lineages of the Polygalaceae endemic to the semi-arid region of Argentina were sampled within the framework of a molecular phylogenetic...

April 5, 2019

by Tania D’haijère, Patrick Mardulyn, Ling Dong, Gregory M. Plunkett, Murielle Simo-Droissart, Vincent Droissart, Tariq Stévart

Previous phylogenetic analyses focused on angraecoid orchids suggested that the genus Ypsilopus was paraphyletic and that some species of Trid...

April 5, 2019

by Piero G. Delprete, Riccardo M. Baldini, Nicolas Fumeaux, Laura Guglielmone

Giovanni Casaretto (1810–1879) was appointed by King Charles Albert of Savoy- Carignano, Kingdom of Sardinia, as the botanist and mineralogist of a planned circumnavigation of the globe....