Nicene and Post-Nicene Fathers, Ser. II, Vol. VIII: The Letters.: To Olympius.
Letter XIII. 1890
As all the fruits of the season come to us in their proper time, flowers in spring, corn in summer, and apples 1891 in autumn, so the fruit for winter is talk.
μῆλον. But, like the Latin malum, this word served for more than we mean by “apple.” So the malum Cydonium was quince, the malum Persicum, peach, etc.