228 



I 

 1 60 

 S 40 



i 3 

 O 20 



S,o 



FEHJOD or e 

 10 15 20 23 30 35 40 4S BO 6S 00 



253 



FI8IOD OF HZAcnCT Cl UCTOTB3. 

 5 to 15 20 25 30 35 40 



495055 60 



254 



10 15 20 25 30 35 .40 45 60 55 80 



FBXIOD or nzicnoit ci 

 10 15 20 23 30 35 40 43 60 63 60 



P11JOO Or RSACTIOlt 

 6 10 !5 20 233C 



258 



45 60 55 00 



CHARTS D 253 TO D 258. Velocity-Reactions of Starches of Nerine curvifolia var. fothcrgilli major ( 

 N. elegans ( ------- ), TV. samiensis var. corusca major ( - ), W. crispa ( ------ ), and N. bowdeni ( 



), 



253. With Hydrochloric Acid. 



254. With Chloral Hydrate. 



255. With Nitric Acid. 



256. With Potassium Sulphocyanate. 



257. With Potassium Sulphide. 



258. With Strontium Nitrate. 



100 



90 



j eo 



1 70 



) or J' 



10 IB 20 2! 



iCTTON IB HLNUUt 



!6 30 35 40 49 SO R6 00 



259 



PTRTOO Of BEACTOK ID 



!Q 13 20 29 30 35 



45 50 EO 60 



PKBIOD OT REACTIOn Df MCTTTTH 

 8 10 13 20 23 30 35 40 .4S._BO 65 60 



262 



CHARTS D 259, D 260, D 262 TO D 264. Velocity-Reactions of Starches of Narcissus poeticus ornatus ( ), 



N. poeticus poetarum ( ), N. poeticus herrick ( ), andN. poeticus dante ( ). 



259. With Chloral Hydrate. 



260. With Chromic Acid. 



262. With Pyrogallio Acid. 



263. With Nitric Acid. 



264. With Sulphuric Acid. 



CHART D 261. Velocity-Reactions of Pyrogallic Acid with the Starch of Narcissus poeticus ornatus. Percentage 

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



