1. Plant taxonomic species and their role in the workflow of integrative species delimitation

   • Simon Joseph Mayo

   Review Open access 18 April 2022 Pages: 1 - 26

2. A revision of Gomphostemma (Lamiaceae)

   • Bhanubong Bongcheewin
   • Martin J. Ingrouille
   • Alan J. Paton

   Original Article Open access 30 March 2022 Pages: 27 - 92

   

3. Clerodendrum peninsulare, a new species of Clerodendrum (Lamiaceae) from Thailand and a note on C. palmatolobatum

   • Jiratthi Satthaphorn
   • Alan J. Paton
   • Charan Leeratiwong

   Original Article 28 March 2022 Pages: 93 - 103

   

4. Descriptions of two new species of Nepenthes (Nepenthaceae) from Thailand and their phylogenetic analysis based on AFLP technique species confirmation

   • Sunya Nuanlaong
   • Maruay Mekanawakul
   • Potjamarn Suraninpong

   Original Article 24 February 2022 Pages: 105 - 120

   

5. Garcinia santisukiana (Clusiaceae), a new species from Thailand

   • Chatchai Ngernsaengsaruay
   • Somran Suddee

   Original Article 11 January 2022 Pages: 121 - 125

   

6. Two new species of Eriocaulon (Eriocaulaceae) from Cambodia

   • Phetlasy Souladeth
   • Mark F. Newman
   • Amornrat Prajaksood

   Original Article 28 March 2022 Pages: 127 - 137

   

7. Taxonomy of the genus Begonia (Begoniaceae) in Mindanao, Philippines II: lectotypification of two Begonia section Petermannia species from the Zamboanga Peninsula

   • Mark Arcebal K. Naive
   • Kean Roe F. Mazo
   • Mark Hughes

   Original Article 23 March 2022 Pages: 139 - 146

   

8. A synopsis of Neotropical Dichapetalaceae

   • Ghillean T. Prance

   Original Article Open access 31 March 2022 Pages: 147 - 187

   

9. Six new species of Danaea (Marattiaceae) and the synonymisation of Danaea quebradensis

   • Janina Sofia Keskiniva
   • Hanna Tuomisto

   Original Article Open access 12 April 2022 Pages: 189 - 210

   

10. Ceratozamia oliversacksii (Zamiaceae), a new species of gymnosperm from western Oaxaca, Mexico

    • Lilí Martínez-Domínguez
    • Fernando Nicolalde-Morejón
    • Dennis Wm. Stevenson

    Original Article 14 February 2022 Pages: 211 - 219

    

11. Revision of the ‘Polygala herbiola group’ (Polygalaceae): a new species and a new variety

    • José Floriano Barêa Pastore

    Original Article 06 April 2022 Pages: 221 - 232

    

12. Lectotypification of six names in Phyllantheae Dumort. (Phyllanthaceae)

    • Alícia Marques Torres
    • Sarah Maria Athiê-Souza
    • Margareth Ferreira de Sales

    Short Communication 12 February 2022 Pages: 233 - 237

13. Resurrection, lectotypification and synonymy of Sida hassleri (Malvoideae: Malvaceae): a new record of occurrence for Brazil

    • Massimo G. Bovini

    Original Article 15 January 2022 Pages: 239 - 244

    

14. Nomenclatural reappraisal of the Macroptilium gracile (Leguminosae) species complex

    • Chiara Berlingeri
    • Manuel B. Crespo
    • Teodardo Calles

    Original Article Open access 15 February 2022 Pages: 245 - 248

15. The demise of Monechma: new combinations and a new classification in the resurrected genera Meiosperma and Pogonospermum (Acanthaceae)

    • Iain Darbyshire
    • Carrie A. Kiel
    • Erin A. Manzitto-Tripp

    Original Article Open access 14 April 2022 Pages: 249 - 270

    

16. Taxonomic revision of the Pteronia uncinata group (Asteraceae: Astereae) and the resurrection of Pteronia trigona

    • Anifat O. Bello
    • James S. Boatwright
    • Anthony R. Magee

    Original Article 09 April 2022 Pages: 271 - 292

    

17. Andropogon dewetii (Poaceae: Panicoideae: Andropogoneae), a new species from South Africa

    • Aluoneswi C. Mashau
    • Lyn Fish
    • Francois de Wet

    Original Article 31 March 2022 Pages: 293 - 299

    

18. Bulbostylis itremoensis (Abildgaardieae, Cyperaceae), a new sedge species from Madagascar

    • Fitiavana Rasaminirina
    • Vonjison Rakotoarimanana
    • Isabel Larridon

    Original Article Open access 06 April 2022 Pages: 301 - 308

    

19. A linear classification of Cyperaceae

    • Isabel Larridon

    Short Communication Open access 24 March 2022 Pages: 309 - 315

    

20. Sternbergia mishustinii (Amaryllidaceae): a new species from the Mersin Province in southern Turkey

    • Dimitri Zubov
    • Anna Trias Blasi
    • Ruslan Mishustin

    Original Article 30 March 2022 Pages: 317 - 323

    

21. Eichleriella aculeobasidiata sp. nov. (Auriculariales, Basidiomycota) evidenced by morphological characters and phylogenetic analyses in China

    • Hui Wang
    • Dong-Qiong Wang
    • Chang-Lin Zhao

    Original Article 28 March 2022 Pages: 325 - 332

    

22. Three new species of lichenicolous fungi from India

    • Yogesh Joshi

    Original Article 28 March 2022 Pages: 333 - 340

    

23. Peperomia albertiae (Piperaceae), a new species from India

    • Arjun Thomas
    • J. Jameson

    Original Article 09 March 2022 Pages: 341 - 346

    

24. Validation of the name Onobrychis cornuta subsp. leptacantha (Leguminosae: Papilionoideae)

    • Kazem Negaresh
    • Zohreh Yousefi
    • Yusuf Kaya

    Original Article 23 January 2022 Pages: 347 - 349

    

25. A new combination in Monoon (Annonaceae, Miliuseae)

    • Chanwut Saengpho
    • Tanawat Chaowasku

    Short Communication 15 April 2022 Pages: 351 - 353