Professor Birch/Manga/PA/Em

In Verily Vanquishing Vileplume I, Ruby and Sapphire arrived at the, having been sent there by Birch to assist Emerald protect from the armored man, Guile Hideout. Birch revealed to and  that Treecko was also found by Wally and evolved into, but was lost when the boy awakened. He expressed concern over Grovyle's whereabouts, completely unaware that it had already evolved into the on Emerald's team.