Your search for "cloudcrown oak 45" revealed the following:
Cloudcrown Oak (DDS) from Duel Decks: Mind vs. Might, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Rebecca Guay Card Text:Reach
Cloudcrown Oak (Foil) (LRW) from Lorwyn, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Rebecca Guay Card Text:Reach (This can block creatures with flying.)