evee there are more but i don't know them sorry
Gloom
a grass Pokemon
The only Unova Pokemon that evolves with a Leaf Stone is Pansage.
Lombre
seven
i think eevee
It is called a "leaf stone"
Bellsprout which evolves to Weepinbell then Victreebel (by leaf stone), Bulbusaur which evolves to Ivysaur then Venusaur, Tangela.
All i know that weepinbell can evolve with the leaf stone and it turns into a victreebell
Nuzleaf will evolve into Shiftry and the leaf stone will turn Gloom into Vileplume.
It evolves at level 21 and then Weepinbell evolves into Victreebell if you use a Leaf Stone on it.
it evolves with a leaf stone