The writer has concentrated on preserving sugarcane specimens. Numerous recipes have been tried but they all appear to have their limitations. The familiar copper acetate method has given good results with leaves, and preserved specimens have maintained their- colour over a number of years. This method is particularly valuable when a specimen is received by post and in consequence has dried out. If the specimen is boiled in the copper . acetate solution the normal colour is "brought back and at the same time preserved. For those who are pot familiar with this method the following is the procedure.