Begonia xenos—a new species and an updated checklist of Begonia in Laos

Exploring Sisyrinchium (Iridaceae) diversity in the Atlantic Forest Biome: three new species in S. sect. Viperella

Begonia ngocbonii (sect. Petermannia, Begoniaceae), a new species from North Vietnam

Microlicia schwackeana (Melastomataceae), a new species from campo rupestre in Minas Gerais, Brazil

Cynosurus peltieri (Pooideae, Poaceae), a poorly known species endemic to the Algerian-Tunisian terrestrial flora: further insights on its occurrence, IUCN Red List assessment, and lectotypification

Dichorisandra rhizantha (Commelinaceae), a new morphologically unusual species from Bahia, Brazil

Allium parhamii (Amaryllidaceae, Allioideae), a new species from Central Kopet Dagh Mountains, NE Iran

A new putative natural hybrid of Cyrtopodium (Orchidaceae) from the south coast of Brazil

Astragalus nigriceps (Fabaceae, Papilionoideae): an emended description with new data on distribution and conservation status

Hieracium racemosum subsp. spinidentatum (Asteraceae), a new hawkweed from Lombardy, Italy