Four New Species of Gentianella (Gentianaceae, Gentianeae, Swertiinae) from Peru, with a Review of the Taxonomy of the Genus

Four new species of Gentianella Moench (Gentianaceae, Gentianeae, Swertiinae) are described from Peru. Gentianella bussmannii J. S. Pringle, from Amazonas Department, is characterized by nodding flowers with red corollas 2050 mm, with the lobes about as long as or slightly shorter than the tube, and linear, apically acuminate leaves densely spaced proximally, gradually more widely spaced distally. Gentianella empetroides J. S. Pringle, from La …