ashen keys
Amongst the natural objects depicted on a coat of arms, trees feature frequently, either in whole or as individual branches and leaves. A Complete Guide to Heraldry, A.C. Fox-Davies, Bonanza (re-print of 1909 Edition), New York, 1978, P94, 262, 407. Sometimes the species or the part of tree was chosen as an allusion to the name of the bearer, as in Argent three tree stumps (also known as stocks) sable” for Blackstock A Glossary of Terms used in British Heraldry, J.H. Parker, Oxford, 1847, P309. Trees of course had long been venerated and its use in a coat of arms may have represented some association with the god Thor The Symbolisms of Heraldry, W. Cecil Wade, George Redway, London, 1898 P112Wade points out the the Ash Tree was particularly venerated by the Saxons. The Symbolisms of Heraldry, W. Cecil Wade, George Redway, London, 1898 P128The seed pods of the ash tree are known as ashen keys.