Quercus muehlenbergii (Chinkapin oak): Fruit
The sweet, edible acorns are solitary or produced in pairs, ripening in one year and falling from the tree in September and October. The acorns are short-stalked, ovoid, and 0.5 to 0.75 inches long, with a bowl-shaped cup of thin, appressed scales covering one-third to half of the nut..