232 



PUUOO Or BfijlCTIOF Ol 



10 15 20 25 30 35 40 45 60 55 60 



PERIOD Or REACTIOB EH MnTOTBl 

 10 15 20 25 30 35 40 45 50 55 60 



PERIOD or BSAcnun m 



1BJOD Or REACTIOB 



E 3I 



T 21 



B " 



308 



CHARTS D 305 TO D 307, D 309, D 310. Velocity-Reactions of Starches of Narcissus abscissus ( ), Narcissus 



poeticus poetarum ( -), and Narcissus will scarlet ( ). 



305. With Chloral Hydrate. 



306. With Chromic Acid. 



307. With Pyrogallic Acid. 



309. With Nitric Acid. 



310. With Sulphuric Acid. 



CHART D 308. Velocity-Reactions of Pyrogallic Acid with the Starch of Narcissus abscissus. Percentage of entire 



number of grains (-- -) and of total starch ( ) gelatinized. 



PiRlOB OF REACT1OH IB MmiTTES. 

 5 10 15 20 25 30 35 40 45 50 55 60 



PBMOD or Kfjtcnon in Miritmta 

 10 15 20 25 30 35 40 45 50 Si 60 



PERIOD or auction ra MINUTES 

 6 10 15 20 25 30 35 40 45 50 55 60 



PCTJOD or MUCTION Df MI1TOTE1 



ft 10 15 20 25 30 35 40 45 50 55 60 



CHARTS D 311 TO D 313, D 315, D 316. Velocity-Reactions of Starches of Narcissus albicans ( ), Narcissus 



abscissus ( ), and Narcissus bicolor apricot ( ). 



311. With Chloral Hydrate. 313. With Pyrogallic Acid. 315. With Nitric Acid. 



312. With Chromic Acid. 316. With Sulphuric Acid. 



CHART D 314. Velocity-Reaction of Pyrogallic Acid ivith the starch of Narcissus albicans. Percentage of entire 



number of grains ( ) and of total starch ( ) gelatinized. 



