1. Why polyploid exceptionalism is not accompanied by reduced extinction rates

   • Donald A. Levin

   Invited Review 17 November 2018 Pages: 1 - 11

2. Novel reports of laticifers in Moraceae and Urticaceae: revisiting synapomorphies

   • Cristina R. Marinho
   • Simone P. Teixeira

   Original Article 04 October 2018 Pages: 13 - 31

   

3. Systematics of Onobrychis sect. Heliobrychis (Fabaceae): morphology and molecular phylogeny revisited

   • Akram Kaveh
   • Shahrokh Kazempour-Osaloo
   • Gerald M. Schneeweiss

   Original Article 02 November 2018 Pages: 33 - 48

   

4. What is Seseli diffusum? A comparative morphological and molecular appraisal of a critical species of the Umbelliferae

   • Michael Pimenov
   • Galina Degtjareva
   • Ekaterina Zakharova

   Original Article 07 November 2018 Pages: 49 - 59

   

5. Phylogeny of Fargesia (Poaceae: Bambusoideae) and infrageneric adaptive divergence inferred from three cpDNA and nrITS sequence data

   • Yu-Qu Zhang
   • Yun Zhou
   • Yi Ren

   Original Article 27 October 2018 Pages: 61 - 75

   

6. Phylogenetic placement of the Peruvian-endemic genus Machaerophorus (Brassicaceae) based on molecular data and implication for its systematics

   • Diego L. Salariato
   • Marco A. Cueva Manchego
   • Ihsan A. Al-Shehbaz

   Original Article 03 November 2018 Pages: 77 - 87

   

7. Low genetic differentiation between two morphologically and ecologically distinct giant-leaved Mexican oaks

   • Ana L. Albarrán-Lara
   • Remy J. Petit
   • Ken Oyama

   Original Article 16 November 2018 Pages: 89 - 101