• Ruby and Sapphire

 > A plain, ordinary mushroom. Can be sold cheaply.

 • Emerald

 > A plain mushroom that would sell at a cheap price.

 • FireRed and LeafGreen

 > A small and rare mushroom. It is quite popular among certain people.

 • Generation IV

 > A small and rare mushroom. It is quite popular among certain maniacal fan segments.

 • Generation V

 > A small and rare mushroom. It is sought after by collectors.

 • X and Y

 > A very small and rare mushroom. It’s popular with a certain class of collectors and sought out by them.

 • Generation VII

 > A very small and rare mushroom. It’s popular with a certain class of collectors and sought out by them.