Dryad Arbor (FUT) from Future Sight, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Eric Fortune
• Card Text:
  (Dryad Arbor isn't a spell, it's affected by summoning sickness, and it has "T: Add G to your mana pool.")
  Dryad Arbor is green.