Diospyros virginiana fruited "yates", which is a late ripening variety) remain astringent even when the fruit has become completely soft (at least in the British climate). Frost, however, destroys the cells within the fruit, causing it to rot instead of ripen. Only completely ripe and soft fruit can stand some frost; it will then dry and become even sweeter (hence the misconception). The same goes for the Oriental persimmon ("Diospyros kaki"), where early frost can severely damage a fruit crop. Diospyros virginiana Diospyros virginiana is a persimmon species commonly called the American persimmon, common persimmon, eastern persimmon, "simmon", "possumwood", "possum apples", or
Diospyros "Zeus's wheat" but more generally intends "divine food" or "divine fruit". Muddled translations sometimes give rise to curious and inappropriate interpretations such as "God's pear" and "Jove's fire". The genus is a large one and the number of species has been estimated variously, depending on the date of the source. The Royal Botanic Gardens, Kew, list has over 1000 entries, including synonyms and items of low confidence. Over 700 species are marked as being assigned with high confidence. The leaves of "Diospyros blancoi" have been shown to contain isoarborinol methyl ether (also called cylindrin) and fatty esters of α- and