miscellaneous: experimental teratosis 613 



Fig. 447. — A, B. Plant III (Table Ij. Upper surface of a leaf -blade showing 

 numerous proliferations from the thickened red border of small knife wounds 

 made March 30, 1918, when the leaf -blade was quite young (less than 1 inch long). 

 Most of the shoots are too small to be seen distinctly. The surrounding tissue 

 is quite free from shoots. Photographed May 1, 1918. X 5. 



C, D. Upper surface of a leaf-blade showing proliferations from margin of holes 

 bored with a hot needle on May 14, when the leaf -blade was 13^ inches long. 

 Photographed July 13, 1918. X 5. 



