Lectotypification and observations on the morphology, distribution and conservation status of Isoetes luetzelburgii (Isoetaceae)
Valeriana iganciana (Valerianaceae), a new species from the highland grasslands of Serra do Tabuleiro, Santa Catarina, Brazil
Two new species of Bonamia (Convolvulaceae) endemic to the Brazilian Cerrado
Five new synonyms in Serpocaulon (Polypodiaceae)
Flora of Rio Grande do Norte, Brazil: Boraginales
A new species Danaea (Marattiaceae) from the Atlantic forests of Brazil
Rediscovery of Croton hadrianii (Euphorbiaceae), a well distributed but long-forgotten species in Brazilian Amazon
Lectotypifications of six taxa in Lycianthes (Solanaceae)
Bryofloristic affinities betwwen Itatiaia National Park and tropical Andean countries
A Nomenclator of Cnidoscolus (Euphorbiaceae)