The Venom Trees of Sunga is a science fiction novel by American writer L. Sprague de Camp, the twelfth book in his Viagens Interplanetarias series and the second in its subseries of stories set on the fictional planet Kukulkan. It was first published in paperback by Del Rey Books in November 1992. An E-book edition was published by Gollancz's SF Gateway imprint on September 29, 2011 as part of a general release of de Camp's works in electronic form.