Nigel Cattlin / Crown imperial (Fritillaria imperialis) flower head, close up.

Ernie Janes / Crown imperial (Fritillaria imperialis) growing in spring border, cultivated plant in garden.

Heather Angel / Crown imperial lily (Fritillaria imperialis), six nectaries at base of stamens and stigma. In cultivation, Native to southeast Turkey and western Himalayas.

Eric Dragesco / Crown imperial or Kaiser's crown (Fritillaria imperialis) in flower, Dashti Jum Reserve, Tadjikistan, April

Eric Dragesco / Tadjik guide with photographer Eric Dragesco in Brown Bear (Ursus arctos) habitat with many Crown imperials / Kaiser's crown (Fritillaria imperialis) flowers, Dashti Jum Reserve, Tadjikistan, April 20...

Martin Gabriel / Flower of Crown imperial (Fritillaria imperialis "lutea"), Bavaria, Germany, April