The magnificent Dipterocarps: précis for an Epitaph? P. S. AshtonR. J. MorleyV. Prasad ReviewPaper 14 June 2021 Pages: 87 - 125
A taxonomic revision of Acanthaceae tribe Barlerieae in Angola and Namibia. Part 2 Iain DarbyshireErin A. Manzitto-TrippFrances M. Chase OriginalPaper Open access 18 June 2021 Pages: 127 - 190
A synopsis of the African genus Whitfieldia (Acanthaceae: Whitfieldieae) and a key to the species Aurélie GrallIain Darbyshire OriginalPaper Open access 10 June 2021 Pages: 191 - 221
Notes on the threatened lowland forests of Mt Cameroon and their endemics including Drypetes burnleyae sp. nov., with a key to species of Drypetes sect. Stipulares (Putranjivaceae) Martin CheekNouhou NdamAndrew Budden OriginalPaper Open access 14 June 2021 Pages: 223 - 234
Hyptis melittiflora (Lamiaceae), yet another new species from the Chapada dos Veadeiros, Goiás, Brazil R. M. HarleyJ. F. B. Pastore OriginalPaper 31 May 2021 Pages: 235 - 241
Cyanocephalus glocimarii, an unusual new species of Hyptidinae (Lamiaceae) from Tocantins state, Brazil Raymond M. HarleyJ. Floriano Barea Pastore OriginalPaper 27 May 2021 Pages: 243 - 249
Oocephalus rhodocalyx, a new species of Hyptidinae (Lamiaceae) from Catolés, Bahia, Northeastern Brazil Arthur de Souza SoaresRaymond Mervyn HarleyJomar Gomes Jardim OriginalPaper 22 May 2021 Pages: 251 - 256
Anthurium alegrense (Araceae), a new species of Anthurium Schott, with an internally purplish stem from Southeastern Brazil Rodrigo Theófilo ValadaresVitor Cunha ManhãesDayvid Rodrigues Couto OriginalPaper 10 June 2021 Pages: 257 - 261
Typification of four species names published by William Hudson Javier FabadoP. Pablo Ferrer-Gallego OriginalPaper 20 April 2021 Pages: 263 - 268
Recircumscription and synopsis of Thyrsanthemum and Weldenia (Commelinaceae), two narrow endemic genera from Mesoamerica Marco O. O. PellegriniAdolfo Espejo-Serna OriginalPaper 01 July 2021 Pages: 269 - 286
Dracocephalum microphyton (Lamiaceae: Nepetoideae), a new species from south-west China Ya-Ping ChenYou-Sheng ChenChun-Lei Xiang OriginalPaper 20 April 2021 Pages: 287 - 292
Typifications and combinations in the Ebenaceae of Peninsular Malaysia and Singapore R. P. J. de KokC. Puglisi OriginalPaper Open access 04 June 2021 Pages: 293 - 308
Alphonsea annulata (Annonaceae), a new species from Thailand Charan LeeratiwongPiya ChalermglinDavid M. Johnson OriginalPaper 31 May 2021 Pages: 309 - 315
Nomenclatural and taxonomic clarifications in Amblovenatum (Thelypteridaceae) Stuart LindsayDavid J. Middleton OriginalPaper 15 May 2021 Pages: 317 - 321
New combinations and typifications in Haplopteris (Pteridaceae: Vittarioideae) Cheng-Wei ChenStuart LindsayEric Schuettpelz OriginalPaper 15 May 2021 Pages: 323 - 326
Clarifying the type of the polyphyletic genus Schizachyrium (Poaceae: Andropogoneae) Cassiano A. D. WelkerJefferson PradoKanchi N. Gandhi OriginalPaper 18 May 2021 Pages: 327 - 331
The rediscovery of Strobilanthes tubiflos (Acanthaceae) in north east India John R. I. WoodDipankar BorahMomang Taram OriginalPaper Open access 05 May 2021 Pages: 333 - 338
Typification of 18 Old World taxa in Dioscorea (Dioscoreaceae) K. C. KishorRavikiran S. PagareWilson Arisdason OriginalPaper 05 May 2021 Pages: 339 - 363
Lectotypification of three names in the genus Phlogacanthus Nees (Acanthaceae) Rohan MaitySudhansu Sekhar Dash OriginalPaper 05 May 2021 Pages: 365 - 370
Nomenclatural note — spelling correction on an epithet in Coulteria (Leguminosae: Caesalpinioideae) S. SotuyoJ. L. Contreras-JiménezM d L. Rico-Arce Short Communication 23 July 2021 Pages: 371 - 371
