Persimmon in color. The calyx generally remains attached to the fruit after harvesting, but becomes easy to remove once the fruit is ripe. The ripe fruit has a high glucose content and is sweet in taste. Like the tomato, persimmons are not commonly considered to be berries, but morphologically the fruit is in fact a berry. While many species of "Diospyros" bear fruit inedible to humans or only occasionally gathered, the following are grown for their edible fruit: Asian or Japanese persimmon ("Diospyros kaki") is the commercially most important persimmon, and is native to Japan, China, Korea, Myanmar and Nepal. It
Products produced from The Simpsons stated that nicotine could be found in the tomato plant after grafting. Due to the academic and industrial importance of this breakthrough process, this article was reprinted in a 1968 "Scientific American" compilation. A "Simpsons" fan, Rob Baur of Lake Oswego, Oregon, was inspired by the episode. Remembering the article in a textbook, Baur cultivated a tomacco in 2003 by grafting together tobacco and tomato plants. The plant produced fruit that looked like a normal tomato, but Baur suspected that it contained a lethal amount of nicotine and thus would be inedible. Testing later proved that the leaves of the