Tulipa patens Agardh ex Schultes ex Schultes fil., ranges in steppes from South Russia to Altai. It was found in "steppe islands" on steep southern rocky slopes of the Berd' River bank draining a woody elevation of Salairskii Kryazh, being a NW extreme of the Altai-Sayan Mountain System. At the village Novososedovo, Iskitim District, Novosibirsk Region, West Siberia, Russia. 10th May 1996.