Morphology and distribution patterns of Tulipa fosteriana and Tulipa ingens

Tulips are bulbous geophytes with high ornamental value. Species of Tulipa L. are distributed along western China to Eastern Europe. Central Asia including Uzbekistan is considered as the hotspot center of tulips where over 80 and 34 taxa are described. The current work presents morphology of the species from fresh materials, regional distribution and assessment of the area (AOO) and extent (EOO) of occurrence of the ancestor of cultivated tulips, Tulipa fosteriana and Tulipa ingens from Samarkand region (Uzbekistan). Illustrations of the species from fresh materials are also provided.