Martha, I had a look at the 'gateway ancestor' Joseph Stratton (Stratton-415) married to Joane Button. Since he was said to have been married in Wiltshire and I have acess to images of the Wilts registers on ancestry, I thought I'd try and find and add a primary source.This is what I found.
Text from source;
1625: Francis Stratton and Joane Button were marryed the 13th day of june.
Wiltshire and Swindon History Centre; Chippenham, Wiltshire, England; Wiltshire Parish Registers; Reference Number: 1154/2 Bremhill, parish register.
If the man who went to Virginia was a Joseph, this isn't his wife.