The expeditions of the research yacht Utowana and the building of the plant living collections of the oldest botanical garden of Cuba Rosalina Montes Espín, Ileana Fernández-Santana, Amanda Lucía Vitlloch Ramos, Leosveli Vasallo Rodríguez, Mario A. Lima Cruz, Javier Francisco-Ortega 143-166 PDF Supplementary Table DOI: https://doi.org/10.36253/jopt-10929
The genus Salacia (Celastraceae: Salaciodeae) in peninsular India Mayur Dhondiram Nandikar 167-193 PDF DOI: https://doi.org/10.36253/jopt-10390
Hedyotis hamiguitanensis (Rubiaceae: Spermacoceae), a new species from Mt. Hamiguitan, Davao Oriental, Philippines and its systematic position in Hedyotis Propa Joy R. Santor, Duane Dominic B. Santiago, Conrado Joshua V. Mataga, Elyjha S. Gabriel, Grecebio Jonathan D. Alejandro 195-202 PDF DOI: https://doi.org/10.36253/jopt-10651
You ‘Sau’ Me! A new species and a rediscovery in the genus Saurauia (Actinidiaceae) from Zamboanga Peninsula, Mindanao Island, Philippines Kean Roe F. Mazo, Jayson A. Mansibang, Lowell G. Aribal, Maverick N. Tamayo 203-212 PDF DOI: https://doi.org/10.36253/jopt-10712
Matelea tarrazuana (Apocynaceae, Asclepiadoideae), a new critically endangered ocellate species from Central Pacific of Costa Rica José Esteban Jiménez, Jairo Hidalgo-Mora 213-220 PDF DOI: https://doi.org/10.36253/jopt-10804
Studies on Schismatoglottideae (Araceae) of Borneo LXX — New colonial species for the Schismatoglottis [Calyptrata Clade] from Sarawak Wong Sin Yeng, Peter C. Boyce 221-243 PDF DOI: https://doi.org/10.36253/jopt-10798
Studies on Schismatoglottideae (Araceae) of Peninsular Malaysia III: New species for the Schismatoglottis Calyptrata Clade Wong Sin Yeng, Peter C. Boyce, Hoe Yin Chen 245-259 PDF DOI: https://doi.org/10.36253/jopt-11285
Studies of the Homalomeneae (Araceae) of Peninsular Malaysia VII: Homalomena puncticulosa [Chamaecladon Clade], a new species from recreational forest Wong Sin Yeng, Peter C. Boyce 261-264 PDF DOI: https://doi.org/10.36253/jopt-11500
Four new species of Monstera (Araceae) from Panama, including one with the largest leaves and another with the largest inflorescences in the genus Marco Cedeño-Fonseca, Orlando O. Ortiz, Alejandro Zuluaga, Michael H. Grayum, Thomas B. Croat 265-279 PDF DOI: https://doi.org/10.36253/jopt-10807
Lectotypification of five names in the genus Blumea (Asteraceae) Dilsha M. V., Satheesh George 281-288 PDF DOI: https://doi.org/10.36253/jopt-10530
On the status of the genus Hybochilus, with a new combination in Leochilus (Orchidaceae: Oncidiinae) Franco Pupulin 289-293 PDF DOI: https://doi.org/10.36253/jopt-10856
Wood micro-morphological characteristics of the Tribe Dalbergieae in Nigeria Deborah Moradeke Chukwuma, Abiodun Emmanuel Ayodele 295-306 PDF DOI: https://doi.org/10.36253/jopt-11407
