First published MCMXLI 



By the Chronica Botanica Company 



of Waltham, Mass., U. S. A. 



All rights reserved 



New York, N. Y.: G. E. Stechert and Co., 

 31 East 10th Street. 



San Francisco, Cal.: J. W. Stacey, Inc., 

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Made and printed in the U. S. A, 



