N. 0. LEGUMINOS^S. 



481 



at 25°C was 0*9008, optical rotation in 100 tntn. tube 8°18'. It gave the follow- 

 ing fractions on being distilled in an ordinary flask. 



Fractions by volume. 



... About 4 drops. 



:! , 5 Per cent. 



... 7 



... 70 „ 



... 15 „ 



3 „ 



The iodine value (Hubl. 18 hours) was 232-67. 

 The constants of the oleoresin and the resin left behind after distillation 

 are as follows :— 



The preliminary composition of the Hardwichia pinnata oleoresin is : — 



Up to 200°C 

 240°C 

 240-245°C 

 245— 250°C 

 250— 255°C 

 Above 255°C 

 It had no acid value 



Oil per cent. 



Resin per cent. 



Moisture per cent. 

 (by difference). 



34-55 



62-80 



2-65 



Its constants are :— 



Sp. Gr., at 24°0 

 Acid number 

 Saponification number... 

 Ester number 

 Iodine (Hubl. 18 hours) 



The resin which forms about 6i 

 gave the following constants :— 

 Sp. Gr., at23°C 

 Acid number 

 Saponification number... 

 Ester number 

 Iodine value (Hubl. 18 hours) 



Per cent. 



1019 



72-94 



231*50 



158-56 



159-15 



per cent, of the sample under referenc 



1-098 

 144-27 

 306-60 

 162-33 



88-01 



cannot be sub- 



The oil, as reported by the Imperial Institute, London 

 stituted for copaiba oil. The enquiry as to the uses of the oil and the rosin 

 has so far given negative results. 



Annual Report of the Board of Scientific Advice for India for the year 

 1914-15, p, 16. 



429 Saraca indica, Linn., H.F.B.I., n. 271. 

 Syn. : — Jonesia Asoka, Roxh. 312. 

 Sans. : — Asoka. 



Vern.:— Asok (H. & B.) ; Aseka (Cuttack) ; Ashunkar 



(Kan.) ; Jassoondi, asoka (Bomb.). 

 61 



