Grafen von Reichenbach
Silesia
Arms: Otto Hupp, Münchener Kalender 1906, Wikimedia Commons, gemeinfrei
Adelheid was a daughter of Otto I von Gerlach.
A Silesian comital family of the Goschütz/Festenberg line. Further details on its first mention and coat of arms remain to be added from the Genealogical Handbook of the Nobility.
Sources: Degener Verlag, Deutsches Familienarchiv vol. 160 »von Gerlach – Lebensbilder einer Familie« (in German); Wikipedia articles on the families named; Wikimedia Commons (coat-of-arms images). Given to the best of our knowledge. Jürgen von Gerlach: von Gerlach. Lebensbilder einer Familie in sechs Jahrhunderten (Deutsches Familienarchiv 160), Insingen 2015 (in German). All sources. For corrections or additions, please contact the family administration.