Sometimes a wild Paras will be holding a TinyMushroom. The easiest way to get a TinyMushroom is to catch some wild Paras and see if any of them have one. Then take the item.
You can. Island 2 on Leaf Green, there is a man that will teach your Pokemon moves for 2 tinymushrooms or 1 big mushroom.
Piplup does not exist in Pokemon LeafGreen or FireRed.
No, you cannot find cyndaquil in LeafGreen.
on paras and parasect
you get them from Paris in the safari zone.
you should go to gamestop
Parasect and paras sometimes give you tinymushrooms when you catch or use the move thief and covet to them.
LeafGreen version does not have Growlithe.
No1,u sell them+ the bigmushrooms
In the grass...
You cannot catch houndour in Pokemon leafgreen either get one from Pokemon emerald or Pokemon colosseum.
there is no such Pokemon