Jo 90 per cent.) turpentine oil or mineral oils." and further, that 
occasionally other grasses are also used in the 
{Andropogon laniger ?), for some ginger-grass oils possess a 
pnelandrene-hke odour, which is entirely wanting in the palma- 
rosa oil. In the Semi-Annual Reports of Schimmel & Co. for 
October-November, 1902, Ginger-grass oil of good quality is. how- 
ever spoken of as available from a new source of production on 
the Madras coast. In the April-May number of the same Reports 
bat phellandrene was detected m the portions 
boiling up to 80°, geraniol was also obtained, and a new alcohol 
^ 10 rl 16 U) Investigations into the composition of this oil were 
contmued, and in the October-November number of the Semi- 
Annual Reports for 1904, Schimmel & Co. further indicate (p. 46) 
a b?ph r ^ S T e tW ° ! ur P enes (^imonene and dipentene). The 
S ha ® a . Pecn mr odour, which suggests both cenanthic 
a aehj de and citronellal. In the complete absence of herbarium 
suggests 
3te absence 
impossible to trace the origin of this oil. 
may, however, be useful to mention that the name 'ginger-oil' 
I ™«T 1V {! m Vari0US Indiau la «g^ges has been 
it? tS f M; : ■ ' J ■ '• together with 
Ei this case the grass 
Z^nZrT? 0nJieX r^ t - l 1 ' 1 ' 1 - S-ce then the nam? has 
been more frequently used for Hni , Am0 ng 
dry X^f STft^T derived ' from ^ Sanscrit name Son°t 
Ma°Sn SiSXT ° f thG lQdian Syn ° nymS " ^>^he 
H.-CONSPECTUS OF THE OIL-GRASSES OF INDIA. 
Key to the Grasses. 
of one of each pair) more '- at the base of the racemes (at least 
densf tu It8 fl °7S fTmtn \ T™ a °™ mtravaginal, forming 
sheaths, more or less wMe^ t ^° ncheB o£ flrm ' Patent leaf- 
edged throughout filiT„™ n ^, below ' blad «> long, hard, rough- 
mceme-jointe'vUlose at^e'rTirff ' Cle8 ° f ^T^™ ' 
oealmg the sessile snikelrta ' ? 0ag ,\ more or lesB con - 
short bristle (Series KS Wi ,) V l UBUaUy * Strai S ht ' ™T 
ened 5 belotfbtdeVmo d r e ', ^ S» hU * <*"*>«< *^ 
- when very short; Sceml-fSes SS/TtaS 
