Willdenowia 50-1

n°50-1 de 2020
éditée par
Botanischer Garten und Botanisches Museum Berlin-Dahlem
Freie Universität Berlin
Königin-Luise-Straße 6-8
14195 BERLIN
Contact : zebgbm@bgbm.org
Site : http://www.bgbm.fu-berlin.de/BGBM/library/publikat/willdenowia.htm

Two new species of Werneria from Peru and re-circumscription of W. weberbaueriana (Compositae, Senecioneae)
Joel Calvo, Huber Trinidad, Hamilton Beltrán
50(1), 5-12, (21)

Viola guaxarensis (Violaceae): a new Viola from Tenerife, Canary Islands, Spain
Manuel V. Marrero Gómez, José L. Martín Esquivel, José R. Docoito Díaz, Manuel Suárez Izquierdo
50(1), 13-21

What is the lectotype of the Linnaean name Thymus pulegioides (Lamiaceae)?
Viktor O. Nachychko, Yevhen V. Sosnovsky
50(1), 23-27

Transfer of Cuban Marsdenia to Ruehssia (Apocynaceae–Asclepiadoideae), and two new species in Ruehssia
Sebastian J. Reuss, Ulrich Meve, Ralph D. Mangelsdorff, Sigrid Liede-Schumann
50(1), 29-37

Delimitation of Iranian species of Scorzonera subg. Podospermum and S. subg. Pseudopodospermum (Asteraceae, Cichorieae) based on morphological and molecular data
Elham Hatami, Mansour Mirtadzadini, Firouzeh Bordbar, Katy E. Jones
50(1), 39-63

Thismia ornata and T. coronata (Thismiaceae), two new species from Sarawak, Borneo
Martin Dančák, Michal Hroneš, Michal Sochor
50(1), 65-76

Paul Hiepko (1932–2019)
Hans Walter Lack, Robert Vogt
50(1), 79-89,

Sinoseris (Crepidinae, Cichorieae, Asteraceae), a new genus of three species endemic to China, one of them new to science
Ze-Huan Wang, Norbert Kilian, Ya-Ping Chen, Hua Peng
50(1), 91-110

A note on leaf venation and the circumscription of Tephroseris (Asteraceae–Senecioneae)
Joachim W. Kadereit, Katharina Bohley
50(1), 113-117

Phylogenetic studies in the Hoya group (Apocynaceae, Marsdenieae): the position of Anatropanthus and Oreosparte
Michele Rodda, Nadhanielle Simonsson, Enrico Ercole, Gillian Khew, Matti Niissalo, Sri Rahayu, Tatyana Livshultz
50(1), 119-138

Chimaeras and ghosts: solving a chimaeric specimen and two neglected orchid names
Thiago E. C. Meneguzzo, Cássio Van Den Berg
50(1), 139-146,

A nomenclatural survey of the genus Amaranthus (Amaranthaceae) 7: names published by Willdenow
Duilio Iamonico
50(1), 147-155
Remarque : Articles téléchargeables : https://bioone.org/journals/willdenowia/volume-50/issue-1