The ur-Iris likely had purple flowers, pollinated by insects for nectar

IMAGE: Selected Iris species. (A) I. atropurpurea; (B) I. bismarckiana; (C) I. fulva; (D) I. historio; (E) I. loretti; (F) I. lutescens; (G) I. mesopotamica; (H) I. petrana; (I) I. pumila; (J)… view more  Credit: The authors The genus Iris of flowering plants — named after the Greek rainbow goddess because of the variation in flower […]