Phylogeny of the tribe Marsdenieae (Apocynaceae), reinstatement of Ruehssia and the taxonomic treatment of the genus in Brazil Fabio da Silva do Espírito SantoAlessandro RapiniJorge Fontella-Pereira OriginalPaper 03 July 2019 Article: 30
Two new species, Cyrtandra bungahijau and C. vittata, and notes on Cyrtandra (Gesneriaceae) from Yapen Island, Indonesia H. J. AtkinsC. D. HeatubunG. L. C. Bramley Original Article Open access 03 July 2019 Article: 29
Revision and new species of the African genus Mischogyne (Annonaceae) George GoslineAndrew R. MarshallIsabel Larridon OriginalPaper Open access 02 July 2019 Article: 28
Accuracy in the identification of orchids of the genus Angraecum by taxonomists and non-taxonomists Thomas H. Mackay-SmithDavid L. Roberts Original Article 02 July 2019 Article: 27
Heterostemma ficoides (Apocynaceae: Asclepiadoideae), a new species with fig-like flowers from Northern Thailand Aroonrat Kidyoo OriginalPaper 02 July 2019 Article: 26
Podagrostis colombiana sp. nov. (Poaceae): a new genus record and species for Colombia Steven P. SylvesterRobert J. SorengDiego Giraldo-Cañas Original Article 02 July 2019 Article: 25
Three species of Coleus (Lamiaceae) from the Guinean Highlands: a new species, a new combination and clarification of Coleus splendidus Peter PhillipsonOliver HooperAlan Paton OriginalPaper 19 June 2019 Article: 24
Oreocharis rubrostriata (Gesneriaceae), a new species from Guangxi, China Li-E YangHua-Fei CenFang Wen OriginalPaper 19 June 2019 Article: 23
Petrocosmea qiruniae (Gesneriaceae), a new species from Guizhou, China with supplementary data and revised description of P. leiandra Meng-Qi HanQuan YuanYan Liu OriginalPaper 21 May 2019 Article: 22
Notes on Gastrochilus gongshanensis (Orchidaceae) Qiang LiuPankaj KumarJiang-Yun Gao OriginalPaper 18 May 2019 Article: 21
Leuzea repens, a new combination (Compositae: Cardueae: Centaureinae) D. J. Nicholas Hind OriginalPaper Open access 18 May 2019 Article: 20
A novel species of Marasmius sect. Globulares (Marasmiaceae) from Indian Himalaya Kanad DasDyutiparna ChakrabortyVladimír Antonín OriginalPaper 18 May 2019 Article: 19
Galanthus bursanus (Amaryllidaceae): a new species of snowdrop from the Marmara Sea region, NW Turkey Dimitri A. ZubovYıldiz KoncaAaron P. Davis OriginalPaper Open access 18 May 2019 Article: 18