A molecular phylogeny of the Old World cypresses (Cupressus: Cupressaceae): evidence from nuclear and chloroplast DNA sequences Randall G. TerryAndrea E. SchwarzbachJim A. Bartel Original Article 19 September 2018 Pages: 1181 - 1197
Inheritance of glabrous plants in Helianthemum oelandicum var. oelandicum and spatial patterns of allele frequencies in local populations Björn Widén Original Article Open access 07 September 2018 Pages: 1199 - 1219
Gloeobacter violaceus: primitive reproductive scheme and its significance Gustavo MontejanoItzel Becerra-AbsalónKarina Osorio-Santos Original Article 20 September 2018 Pages: 1221 - 1229
Pollination biology and breeding system in five nocturnal species of Oenothera (Onagraceae): reproductive assurance and opportunities for outcrossing Sebastian AntońBożena Denisow Original Article Open access 29 September 2018 Pages: 1231 - 1243
A new species of Tanaecium (Bignonieae, Bignoniaceae) from the Brazilian Amazon and its phylogenetic placement Annelise FrazãoLúcia G. Lohmann Original Article 05 October 2018 Pages: 1245 - 1253
Differentiation of the endemic Greek genus Hymenonema and its relatives of subtribe Scolyminae (Compositae, Cichorieae) based on a multilocus species tree reconstruction Eleni LiveriSalvatore TomaselloChristoph Oberprieler Original Article 17 October 2018 Pages: 1255 - 1267
A review of the genus Diplophyllum (Marchantiophyta) in North and East Asia with the description of a new species (D. sibiricum) based on integrative taxonomy Vadim BakalinAnna Vilnet Original Article 17 October 2018 Pages: 1269 - 1287
Holocentric chromosomes may be an apomorphy of Droseraceae Pavel KolodinHana CempírkováFrantišek Zedek Short Communication 28 September 2018 Pages: 1289 - 1296