A new species of Acianthera (Pleurothallidinae, Orchidaceae) from Brazil
New records of Cosmarium (Desmidiaceae) to Brazil
Critoniopsis hermogenesii (Vernonieae, Asteraceae), a new endemic species from Serra do Mar Mountain Range, São Paulo state, Brazil
Re-establishment of Psidium macahense (Myrtaceae, Myrteae), an endemic species from the Brazilian Atlantic Forest
A taxonomic study of Praxelinae (Asteraceae—Eupatorieae) in Rio Grande do Sul, Brazil
Additional studies in Neobertiera (Rubiaceae, Sipaneeae): a new species from the state of Pará, Brazilian Amazon, and a new combination for a species from French Guiana
A new species of Trembleya (Melastomataceae: Microlicieae) with notes on leaf anatomy and generic circumscription
A new species of Diplasiolejeunea (Lejeuneaceae, Marchantiophyta) from Brazil