Leaf micromorphology of the Persicaria sect. Cephalophilon (Polygonaceae) and its systematic re-evaluation

Taxonomic novelties, new records, and rare species of desmids from the Chapada Diamantina region, Brazil

Neoastrosphaeriella aquatica sp. nov. (Aigialaceae), a new species from freshwater habitat in southern Thailand

Two new species of Amphisphaeria (Amphisphaeriaceae) from northern Thailand

Licea aurea a new Myxomycete from the Peruvian Andes

Notes on the genus Petroplacus (Bacillariophyceae) with new nomenclature transfer

Microparacaryum longipedicellatum (Boraginaceae)—a new combination

Rediscovery and supplemental description of Paris birmanica (Melanthiaceae), a species endemic to Myanmar

Typification of Verbascum undulatum (Scrophulariaceae)