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I'AUDON, A. _ ' ' (17) 
CONTRIBUTION A L' ^TUDS DES PLANTES OL^GINEUSES ES L'AFRIQQE 
EQUATORIALE. Ann Mus. Colon. Marseille. (4) 7 (l): 5-56. 
1928. 
The seeds of Quassia gaT3onensis Pierre ( Odyendyea gabonensis 
Pierre) , which occurs in the Caneroon and in the Congo, are 
consumed "by the natives, who boil then to eliminate the bitter 
principle v;hich they contain, and then d ry them and keep them. 
These seeds are of potential interest because of their abundance 
and their large content of oil. 
BAUER, A. (18) 
EINIGE ESITRIgE ZUR LEEENS^/OIISE UN3D BEKAI-iTEUNG DER HOPFEI^LS-TTLAUSE. 
Arb. Deut. Sekt. Landeskult. Bbhmen 34, 28 pp. 1925. 
Solutions of quassia are recommended for the control of the 
hop aphid ( Phorodon humuli ) . 
BAUNACKE (19) 
EIN ARGER FSIND DER STACHEL- JJITD JOHAMI SBEERSTRIUCHER . 
Kran^ie Pflanze 2: 95-97. 1925. 
Quassia-soap emulsion is useful in combating Nematus ribesii 
Scop. , a pest of currants and gooseberries. The spray may be 
prepared by boiling] 2 kilogram of quassia chips in 50 liters of 
water and mixing the filtered decoction vrith a solution of 3 
kilograms of soft soap in 50 liters of water. 
BLOM, C. M. (20) 
LIGNUM QUASSIAE. Amoenitates academicae 6: 416-429. 1764. 
An inaugural dissertation. The first full account of Quassia 
amara published. 
BOAS, J. E. V. (21) 
AEDELGR.1NSLUSENE. Dansk Skovforenings Tidskr. 3: 191-276. 1918. 
Spraying with quassia is suggested for the control of 
Chermes piceae and Mindarus abietinus damaging silver fir in 
Denmark. 
