According to INS

yeah I know they have a different name these days but y'all know who I mean the missing middle name on my new greencard doesn't matter. Uh huh. Of course I have no record of receiving that advice from someone at the other end of their 1-800 number so I've posted an enquiry over on alt.visa.us.marriage-based - there are a couple of experienced immigration lawyers who frequent that newsgroup and I'm hoping for a response.