Staru and Poliwhirl are the only ones I can think of.
fire stone
to get Pokemon that evolve with the moon stone easy'a
You require a Water Stone for it to evolve
A heart of gold itself is an expression relating to someone kind. "They have a heart of gold".
Seedot evolves at into nuzleaf at level 14 and into shiftry when exposed to a leaf stone.
Poliwhirl, Shellder, Staryu, Eevee, and Lombre.
use a water stone o evole it
In order of how he wants to see them (based on Heart Gold and Soul Silver): Gold/Heart Gold: Oddish - Leaf Stone Growlithe - Fire Stone Pichu - Thunderstone Jigglypuff - Everstone Marill - Water Stone Silver/Soul Silver: Lickitung - Everstone Oddish - Leaf Stone Staryu - Water Stone Vulpix - Fire Stone Pichu - Thunderstone
Clefairy......
Magmius or honchkrow
happiny
eevee
growlithe & eevee
fire stone
hard stone can be found at dark cave
onamyte is one
Exeggcute, Weepinbell, Gloom.