Text (SA+errata): {2}: Exile target creature card from a graveyard. Put a 1/1 green Saproling creature token onto the battlefield. [Oracle 2009/07/08]
If the targeted card is not on the graveyard when the ability resolves, the ability will be countered and you don't get the token creature. [Shards of Alara FAQ 2008/09/23]
