Figure 1.

Normal type and Rae Ime apple flowers and fruit. (A) A normal apple flower showing sepals (se), petals (pe), anthers (an), and styles (st). (B) A Rae Ime flower showing no petals or stamens but increased numbers of sepals and styles. (C) A young (5-week-old) fruit of normal apple (Left) contains normal carpels (nc) with seeds and one whorl of calyxes (ca). The same-age fruit of Rae Ime (Right) contains normal carpels, ectopic carpels (ec), and two whorls of calyxes. The seeds in the Rae Ime fruit were produced by manual pollination. (D and E) Mature parthenocarpic fruit of Rae Ime. (Bar = 5 cm.)