blackjack oak Directory References Discover Timeline of the Space Race, 1957–69 Roman Catholic Saints Nostradamus and His Prophecies How Deadly Is Quicksand? 10 Best Hockey Players of All Time What Is the Most Widely Practiced Religion in the World? Will Light-Speed Space Travel Ever Be Possible? Contents blackjack oak plant Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Quercus marilandica Learn about this topic in these articles:description In red oakThe blackjack oak (Q. marilandica), a cover tree on sandy soils in eastern North America, is about 9 to 15 m tall, with leaves that bear three lobes at the wide apex; they are glossy and dark green above, rusty and hairy below.Read More