|Abilities||Overgrow, Leaf Guard (Hidden)|
|Episode First Shown in||The Bug Stops Here|
|First Known Owner||Casey|
|First Game Appeared in|
|National Dex Number||153|
Bayleef's body is pale-yellow. It has tiny feet, each with a single claw. It has a large leaf on its forehead, a small tail, and curled leaf-like objects sprouting out of its neck.
- Casey's Bayleef evolved from Chikorita in Vs. Heracross. It evolved into Meganium in Vs. Elekid, where it's revealed to be Male.
- Ian's Bayleef evolved from Chikorita in Vs. Tauros.
- Terra's Bayleef appeared in The Ace Named Terra. It is Female.
- Razor Leaf
- Magical Leaf
- Natural Gift
- Sweet Scent
- Light Screen
- Body Slam