Knot Gneiss is the 34th book of the Xanth

Xanth

Xanth is a fantasy world created by author Piers Anthony for his Xanth series of novels, also known as The Magic of Xanth.-History:The name Xanth is in itself an unintentional pun, which matches the playful tone of the books...

 series by Piers Anthony

Piers Anthony

Piers Anthony Dillingham Jacob is an English American writer in the science fiction and fantasy genres, publishing under the name Piers Anthony. He is most famous for his long-running novel series set in the fictional realm of Xanth.Many of his books have appeared on the New York Times Best...

Plot introduction

This is about Jumper's friend Wenda Woodwife, who has a nymphly front but no back, being hollow from behind, who speaks with the forest dialect: "I wood knot dew that to yew." She has to transport a boulder made of petrified reverse wood that naturally terrifies (petrifies) everyone else. She has to put together a group of six or more and starts out her journey asking help from her best friend jumper king of the spiders