No taxon left behind? - a critical taxonomic checklist of Carpinus and Ostrya (Coryloideae, Betulaceae) Author Holstein, Norbert Rheinische Friedrich-Wilhelms-Universität Bonn, Bonn, Nordrhein-Westfalen, Germany. & Corresponding author: holstein @ uni-bonn. de Author Weigend, Maximilian Rheinische Friedrich-Wilhelms-Universität Bonn, Bonn, Nordrhein-Westfalen, Germany. & Email: mweigend @ uni-bonn. de text European Journal of Taxonomy 2017 2017-12-07 375 1 52 journal article 21949 10.5852/ejt.2017.375 c072dbcc-028b-4fa2-a564-8601e0435854 2118-9773 3838542 33b. Carpinus rankanensis var. matsudae Yamam. Supplementa Iconum Plantarum Formosarum 5: 15, fig. 5 ( Yamamoto 1932 ). – Type : R. China , Taiwan , Ariko-banti, 8 Jul. 1917 , E. Matuda [also called Matsuda ] 11 (holo-: TAI118774!; iso-: TI!). – Note: this variety is accepted as a distinct variety of C. rankanensis in Flora of China ( Li & Skvortsov 1999 ) but not by Liao (1996) .