 
<translate> Ka ba da wani rafi na sani sannan kuma amsar. Tudor ya tashi (wani lokacin ana kiransa Union ya tashi) shi ne alamomin gargajiya na gargajiya na Ingila kuma yana ɗaukan sunansa da asalinsa daga gidan Tudor, wanda ya haɗu da gidan York da gidan Lancaster.  Bisa ga wannan nassi, wace alama ce ta haɗa gidajen York da Lancaster? <eng> Give some stream of consciousness and then the answer. The Tudor rose (sometimes called the Union rose) is the traditional floral heraldic emblem of England and takes its name and origins from the House of Tudor, which united the House of York and House of Lancaster.

Based on this passage, emblem which united houses of york and lancaster? 