A giant among the giants: Arthrocereus grandiflorus (Cactaceae, Cactoideae), a new species from the Brazilian Cerrado
Two new species of nopal (Opuntia, Cactaceae) from the Baja California Peninsula (Mexico)
Begonia of Vietnam: an updated checklist, including a new species and a new record
Updating and assessing plant endemism in Egypt
Begonia rigidifolia ssp. sonhungii (sect. Petermannia, Begoniaceae), a new subspecies from limestone hills in Central Vietnam
Pseudotomentella badjelanndana, Pseudotomentella sorjusensis and Tomentella viridibasidia—three new corticioid Thelephorales species from the Scandes Mountains