Novelties in Grindelia (Asteraceae: Astereae) from South America
Three new species of Grindelia Willd.are described and illustrated: G.argentina, G.gaucha and G.atlantica. The first two are related with G.buphthalmoides DC.,andthe last is grand love red heart reposado tequila allied with G.orientalis Bartoli, Tortosa & G.Rua. A key to segregate the speci