What fruit was the "When fruit ruled the earth" show based on?

The fruit which is based on “When Fruit Ruled the Earth” is an orange. It is worthy to note that When Fruit Ruled the Earth is not exactly a “show” because it is just one episode – the 23rd, to be exact – of the American animated TV series entitled The High Fructose Adventures of Annoying Orange. People would recognize Orange as the main character of the animated TV series entitled The Annoying Orange.

In The High Fructose Adventures of Annoying Orange, it covers the story of Orange, his friends Passion Fruit, Pear, Little Apple, Apple, Grandpa Lemon and Apple, Nerville and Grapefruit. It stars Dane Boedigheimer, Justine Ezarik, Robert Jennings and Harland Williams, to name a few and ran for two seasons from May 28, 2012 to March 17, 2014.