In sapphire,you can evolve gloom to a viliplume with a leaf stone.
What Pokemon Evolve From Leaf Stone?
Evee
EEVEE evolves from a leaf stone. The leaf stone makes it evolve into LEAFEON.
A charmander
Nuzleaf, gloom, exeggute, weepinbel. .
No not leafeon because the stone would be used on Eevee but that doesnt work
One of the pokemon that can is leafeon