MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 63 



Weight of leaves 3-639 grams. 



" " dried material .392 " 



" " ash .009 " 



Proportion of water 89-23 per cent. 



" " dried matter ^o-77 " 



" " ash in fresh material .247 " 



" " " dried material 2.28 " 



VII 



Determination of constituents of small plant grown in very 

 diffuse light ; 



Weight of fresh leaves including petioles 6.^6 grams. 



" " dried material -384 " 



" " ash .020 " 



Proportion of water 94-33 percent. 



" " dried matter t^.67 " 



" " ash in fresh material .305 " 



" " " " dried " 5.20 " 



Weight of corm 2.S34 grams. 



" " dried material -557 " 



" " ash .025 " 



Proportion of water in fresh material So. 70 percent. 



" " dried matter i9-30 " 



" " ash in fresh material .S82 " 



" " " " dried " 4.41 " 



VIII 

 A number of seeds of an average weight of .03585 g. were placed 

 in the soil on January 2, 1899, ^^^ after the tubers formed from 

 the seedlings grown in darkness were fully mature, and the leaf had 

 perished, the following determinations of the constituents of the corms 

 were made ; 



Weight of fresh material .13 gram. 



" " dried " .024 " 



" " ash " .001 " 



Proportion of water in fresh material 88.4 per cent. 



" " dried matter 11. 6 " 



IX 



Determination of constituents of four corms grown from seeds 

 germinated in light, and the leaves allowed to come to maturity and 

 perish ; 



