The term quercus borealis is identified in base64 scheme by the sequence cXVlcmN1cyBib3JlYWxpcw==, while the MD5 signature is equal to eddeffb08296a807e9008bae97c38b8a. The ASCII encoding of quercus borealis in hexadecimal notation is 7175657263757320626f7265616c6973.