247 



I 



period or nrjumon n uai-nt 



pejuod or hucTicn a uonrrn. 



ho 



mxic or tumoi or motto. 

 10 15 2Q 25 30 35 40 45 60 63 60 



d 70 



o 



R 60 



3 



3 

 E 



30 



i 



Charts D 505 to D 507, D 509 to D 519. — Velocity-Reactions of Starches of Begonia single crimson scarlet ( ), 



Begonia socotrana ( -), and Begonia >nrs. heal ( ). 



505. With Chloral Hydrate 611 v. \, •, ,| 516. With Sodium Hydroxide. 



61] With Hydrochloric Acid 



512 v >.. ic 



513. With P 



.Ml With Potass in ilph icyanate. 



515. With Pots 



517 

 518 

 51U. 



:ium Sulphide 

 ^hcylato 

 With Calcium Nitrate 



500 With Chromic Acid 

 5u7. With Pvrogalhc icid. 



509. With Nitric Acid. 



510. With Sulphuric Acid. 



Chart D 508. — Vdocity-Reaclions of Pyrogallic Arid with tin Starch of Begonia si 



of entire number of grains ( ) and total starch ( ) gelatiniz 



