The term perennial ragweed is identified in base64 scheme by the sequence cGVyZW5uaWFsIHJhZ3dlZWQ=, while the MD5 signature is equal to 37967e9c4ae9ccb61271c685e08a261c. The ASCII encoding of perennial ragweed in hexadecimal notation is 706572656e6e69616c2072616777656564.