The following or other equivalent forms of conveyance, varied to suit circumstances, are sufficient for the purposes herein contemplated:
For the consideration of ................ dollars, I hereby quitclaim to ................................ all my interest in the following tract of real estate (describing it).
For the consideration of ................ dollars, I hereby convey to ................................ the following tract of real estate (describing it).
And I warrant the title against all persons whomsoever (or other words of warranty, as the party may desire).
To be void upon condition that I pay, etc.
Iowa Code § 558.19