Habit and Flower of Adonis Aestivalis Small 309×320 Medium 618×640 Large 989×1024 Download Tiff Original 2400×2485 | (1.1 MB) Description Each adonis aestivalis flower has five to fifteen petals. This variety can reach one foot in height. This is an annual variety of pheasant's eye. Keywords adonis aestivalis, flower, pheasant's eye Galleries Ferns Source: Nicholson, George The Illustrated Dictionary of Gardening, Div. VI (London, England: L. Upcott Gill, 1884)