1156 Wisconsin Academy of Sciences , Arts, and Letters. 
Poulsson, E. 1894 
Beitraege zur Toxicologie der Farnkrauter. 
Pharm. Post, 27, p. 238. 
Two new acid substances C 34 H 38 0 1 4 and are reported to have 
been isolated from the rhizomes of Polystichum spinulosum. They were 
found to be toxic. 
- 1895 
Extractum Orleanae aethereum. 
Gehe & Co., Handels-Ber. Apr., 1895, p. 53. 
It is stated that good ‘ 1 bixinreiche ’ ’ orlean species are rare. The ex¬ 
tract is said to be used for coloring 11 Genussmitteln .' 1 
-- 1895 
Extractum Cubebarum aethereum liquidium. 
Gehe & Co., Handels-Ber., Apr., 1895, p. 53. 
A note concerning the precipitation of resin. 
Bourquelot, Em. 1895 
Reactions d’identite de quelquess medicaments galeniques 
offieinaux. 
Journ. de Pharm. et de Chim., 140, p. 361. 
The Extrait de Cubele of the French Codex is semi-liquid, that of the 
German and Austrian pharmacopoeias of the consistence of fresh honey. 
To identify the oleoresin, a small quantity is placed in a white porcelain 
dish and a few drops of concentrated sulphuric acid are added. The gen¬ 
uine oleoresin gives a purple-red color immediately. 
Davis, R. G. 1895 
Ginger. 
Am. Journ. Pharm. 67, p. 597. [Proe. A. Ph. A., 44, p. 538.] 
The yield of oleoresin obtained from ginger by the official process was 
found to be as follows: 
Jamaica ginger, whole rhizome, bleached, 4.53 to 4.62 per cent; Jamaica 
ginger, whole rhizome, unbleached, 2.82 to 4.41 per cent; Jamaica ginger, 
powdered unbleached, 4.48 per cent; Races ginger, powered, bleached, 
4.09 to 5.40 per cent; Races ginger, whole rhizome, bleached, 4.02 to 5.75 
per cent; African ginger, whole rhizome, 5.75 per cent; African ginger, 
powdered, 6.27 per cent. 
