I 



Fig. 156. Sumatra's giant krubi (Amorphophalhis titanum) in bloom. This 

 plant has the largest flower cluster of the Arum family. The spadix shown 

 above was 8.5 feet tall and the circumference of the spathe was 12 feet 10 inches. 

 The corm B from which it grew weighed 113 pounds. In C the staminate flowers 

 (above) and the carpellate flowers (below) may be seen through the opening 

 cut in the spathe. D shows a leaf of a similar but smaller plant. Further details 

 have been published by W. H. Camp, Joitr. N. Y. Bot. Gard. 38:177. 1937. Photos 

 from New York Botanical Garden. 



358 



