- Tree ID: FM-14
- Species: Bur Oak
- Year: 1835
- Honoree: Mark Twain (Samuel Clemens)
- Ancestor Location: outside the entrance to the Mark Twain Cave; Hannibal, Missouri
- History: Samuel Clemens, whose pen name was Mark Twain, was born on November 30th, 1835. From 1839 to 1852 he lived in Hannibal, Missouri, an area with many limestone caves, which he incorporated into his writings of Tom Sawyer and others.
- Published: 05 July 2017 05 July 2017
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