"The wuppa plant was created by Troy Denning for the first edition of the Galaxy Guide 4: Alien Races, published by West End Games in 1989. In addition to a repeat mention in the second edition of that book, it was later again mentioned in the Heir to the Empire Sourcebook, written by Bill Slavicsek and published in 1992, and the compilation book The Thrawn Trilogy Sourcebook, published in 1996."@en . . . "Wuppa"@en . . . . "Red and violet flowers"@en . . . . "Wuppa"@en . "The wuppa plant was created by Troy Denning for the first edition of the Galaxy Guide 4: Alien Races, published by West End Games in 1989. In addition to a repeat mention in the second edition of that book, it was later again mentioned in the Heir to the Empire Sourcebook, written by Bill Slavicsek and published in 1992, and the compilation book The Thrawn Trilogy Sourcebook, published in 1996."@en .