Two new species of Pelargonium (Geraniaceae) from the Western Cape

Pelargonium curviandrum E.M. Marais and P. triandrum E.M. Marais are described as new species. Both are tuberous species, belonging to the section Hoarea (Sweet) DC. They correspond in respect to their leaf structure, the colour and shape of the petals and the markings on the posterior petals. Both species have long protruding stamens which are curved upwards during anthesis. A description of the pollen morphology and the leaf anatomy, a distribution map, as well as an illustration of each species, are provided together with a discussion of their relationships within section Hoarea