'Zombie' is another 'fosteriana' cultivar with large flowers and glaucous-blue leaves. Another known cultivar is 'Red Emperor'. References Other Sources Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) URL: www.skud.info Christenhusz, J. M.. et al. 2013. Tiptoe through the tulips - cultural history, molecular phylogenetics and classification of Tulipa (Liliaceae). Bot. J. Linn. Soc. 172:280-328. Czerepanov, S. K. 1995. Vascular plants of Russia and adjacent states (the former USSR) Cambridge University Press. Groth, D. 2005. pers. comm. Note: re. Brazilian common names Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening Note: lists as Tulipa fosteriana Hoog ex W. Irv. Komarov, V. L. et al., eds. 1934-1964. Flora SSSR. Marasek, A. & K. Okazaki. 2008. Analysis of introgression of the Tulipa fosteriana genome into Tulipa gesneriana using GISH and FISH. Euphytica 160:217-230. Note: Netherlands journal of plant breeding Marasek-Ciolakowska, A. et al. 2012. Breeding and cytogenetics in the genus Tulipa. Floriculture, Ornamental and plant biotechnology: Advances and topical issues. Volumes I-V. Global Science Books., London. 6(Special issue):90-97. Mathew, B. F. 1996. pers. comm. Note: re. common names Raamsdonk, L. W. D. van & T. de Vries. 1995. Species relationships and taxonomy in Tulipa subg. Tulipa (Liliaceae). Pl. Syst. Evol. 195:40. Rechinger, K. H., ed. 1963-. Flora iranica. Walters, S. M. et al., eds. 1986-2000. European garden flora. fosteriana Plants described in 1906 Flora of Afghanistan Flora of Tajikistan