Well among the Beaufort descendants are the already married sons of Stanley by his first wife, but also all the Yorks descendants from Cecily Neville (so Warwick and Margaret of Clarence who have Beaufort blood from both their parents), Elizabeth of York and her sisters, Lincoln and his siblings, Anne St. Ledger) and James III of Scotland and his children plus the Duke of Albany...certainly no t
How so? There are a whole platoon of Beaufort descendants out there, plus a few from Elizabeth of Lancaster. They may not have impeccably Lancastrian records, but how many do beyond the few die-hards who chose exile rather than accept the verdict of Tewkesbury? Certainly not the Staffords. It's only two years since Buckingham assisted Richard II on to the throne - veen if he did change his mind later. And have either Oxford or Jasper any close ties with the House of Stafford?
And Stafford has at least two female cousins with a stronger claim than hers