Abstract
Varronia johnstoniana, a new species of Cordiaceae is described for Sergipe State, Brazil. This new taxon is characterized principally by having sessile, shiny leaves, corolla with rufescent indumentum, and verrucose fruits. Illustrations, data concerning its habitats, distribution, reproductive phenology, and comments about taxonomic affinities based on morphology are presented. A checklist of Boraginales in Sergipe State is presented, comprising three families, seven genera, and 28 species, of which ten species constituting new occurrences, with their respective vegetation types.