Abstract
Fritillaria rugillosa (Liliaceae), a new fritillary species endemic to the Fergana Valley (Jalal-Abad Region, southern Kyrgyzstan), is described and illustrated. Morphological differences between the new species and other possibly related taxa of the subgen. Rhinopetalum (
F. stenanthera, F. gibbosa, and F. karelinii) are discussed. Photographs (habitat and morphology) and distribution maps are provided.