Several new Combretum Loefl. (Combretaceae) collections from Central Africa have revealed a taxonomical confusion in that genus. To correct these mistakes two species, C. pellegrinianum Exell and littoreum (Engler) Engler & Diels, are resurrected one variety, Quisqualis falcata var. mussaendiflora (Engl. Diels) Liben, is transferred again to species level as mussaendiflorum Engl. Diels. The rel...

Infection with Helicobacter pylori is strongly associated with a number of gastroduodenal pathologies. Antimicrobial resistance to commonly-used drugs has generated a considerable interest in the search for novel therapeutic compounds from medicinal plants. As an ongoing effort of this search, the susceptibility of 32 clinical strains of H. pylori and a reference strain-NCTC 11,638-was evaluate...

Combretum leprosum Mart., a member of the Combretaceae family, is a traditionally used Brazilian medicinal plant, although no evidence in the literature substantiates its antioxidant action and the safety of its use. We evaluated the antioxidant properties of the ethanolic extract (EE) from flowers of C. leprosum and its isolated products 5,3'-dihydroxy-3,7,4'-trimethoxyflavone (FCL2) and 5,3',...