The term hardstem bulrush is identified in base64 scheme by the sequence aGFyZHN0ZW0gYnVscnVzaA==, while the MD5 signature is equal to c528c2a9abf25a81f985a9501264fc6e. The ASCII encoding of hardstem bulrush in hexadecimal notation is 686172647374656d2062756c72757368.