What does Ivysaur evolve into?

According to Bulbipedia, Ivysaur(also known in Japan as フシギソウ or Fushigisou) evolves into Venusaur starting at level 32.

In turn, Venusaur is relatively unique in that he can mega evolve into Mega Venusaur using "Venusaurite" (a type of mega stone)