Tulipa aitchisonii A.D.Hall

POWO follows these authorities in synonymising this name:

• Christenhusz, M.J.M., Govaerts, R., David, J.C., Hall, T., Borland, K., Roberts, P.S., Tuomisto, A., Buerki, S., Chase, M.W. & Fay, M.F. (2013). Tiptoe through the tulips - cultural history, molecular phylogenetics and classification of Tulipa (Liliaceae). Botanical Journal of the Linnean Society 172: 280-328. [Cited as Tulipa clusiana.]
• Everett, D. (2013). The genus Tulipa Tulips of the world: 1-380. Kew publishing, Kew. [Cited as Tulipa clusiana.]
• Güner, A. (ed.) (2018). Resimli Türkiye Florası (Illustrated Flora of Turkey) 2: 1-1054. ANG Vakfı. Nezahat Gökyi˘git Botanik Bahçesi, Istambul. [Cited as Tulipa clusiana.]
• Zonneveld, B.J.M. (2009). The systematic value of nuclear genome size for "all" species of Tulipa L. (Liliaceae). Plant Systematics and Evolution 281: 217-245. [Cited as Tulipa clusiana.]
• van Raamsdonk, L.W.D. & de Vries, T. (1995). Species relationships and Taxonomy in Tulipa subg. Tulipa (Liliaceae). Plant Systematics and Evolution 195: 13-44. [Cited as Tulipa clusiana.]

This name was accepted following an alternative taxonomy by these authorities:

• Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta. [Cited as Tulipa aitchisonii.]
• Rechinger, K.H., Browicz, K., Persson, K. & Wendelbo, P. (1990). Flora Iranica 165: 1-194. Naturhistorisches Museums Wien. [Cited as Tulipa aitchisonii.]