192 BOTANICAL NEWS. 
such qualities in plants least likely to be suspected ; such, for instance, as that 
the leaves of tea, the seeds of coffee and cacao, the leaves and twigs of the 
various American Ilexes, and other plants, should have this wonderful restora- 
as far as is known, no other substance yields it so abundantly. He thus com- 
pares it with the other sources of theine:—Guarana, 5'07 per cent. ; good 
'8 
of the large 
fish (Sudis gigas) locally called “ Pirarucu," the rough surfaces of which form 
rasp upon which the Guarana is grated; and a few grains of the powder so 
only speaks of it as a “nobile remedium” of great value in various disorders, 
but he also writes, ** Appetitum venereum movet, spermatis vero fecunditatem 
diminuere dicitur" Another species of this genus, Paullinia Cupana, also enter 
into the composition of a favourite national diet-drink. Its seeds are mingled 
with cassava and water, and allowed to pass into a state of fermentation, 
3. Notice of Observations, by F. Cohn, on the Contractile Filaments of the 
Stamens of Thistles. 4. On an easy and effective style of Nature Printing. By 
Mrs. Stirling, of Kippenross. 5. Notice of the Tallow-tree of China (Stillingia 
sebifera), lately introduced into the Punjaub. By William Jameson, Esq 
6. On Local Dr. 
by Lightning at Dunipace. By the Rev. Thomas Robertson. 8. Register of 
Plants in Flower in the open air at the Royal Botanic Garden. By James 
M'‘Nab, Esq. 
