publicações selecionadas <p><strong><em>Delairea aparadensis</em> (Asteraceae, Senecioneae), the first native species of the genus in the Americas</strong></p> Justicia cordifolia, a new combination in Brazilian Acanthaceae Plantago australis (Plantaginaceae) produces both chasmogamous and cleistogamous flowers: Field work, herbarium and literature-based evidence Novelties and Notes on Lysimachia (Primulaceae): Five New Species from Brazil, Two New Combinations, and Ten Typifications Ludwigia irregularis (Onagraceae) a rare new species from southern Brazil, and typification of the morphologically similar L. myrtifolia Florística e Fitossociologia dos Campos do Quiriri (SC) Ludwigia humboldtiana (Onagraceae), a narrowly endemic new species from the subtropical Atlantic Forest, southern Brazil Taxonomic notes on Erechtites (Asteraceae: Senecioneae) Two new species of Margyricarpus (Rosaceae, Sanguisorbeae) from high-elevation grasslands in southern Brazil, and other notes on the genus Margyricarpus Novelties and notes on Tradescantia (Commelinaceae) from Brazil Erechtites albiflorus (Asteraceae: Senecioneae), the correct name for Cacalia prenanthoides and E. petiolatus Novelties and Notes on Lysimachia (Primulaceae): Five New Species from Brazil, Two New Combinations, and Ten Typifications Brazilian Flora 2020 project - Projeto Flora do Brasil 2020- Charophyceae do Brasil Novelties in Persicaria (Polygonaceae): description of a narrowly endemic new species from southern Brazil, and typification of the name Polygonum minus Novelties in Oxypetalum (Apocynaceae: Asclepiadoideae): a new species and revalidation of the name O. megapotamicum FLORÍSTICA E FITOSSOCIOLOGIA DOS CAMPOS DO QUIRIRI, SC/PR, BRASIL