times on top of the ground, 
to small pieces Tf allow 
ms investigators, but the deficiency may be explain vus con- 
ANE taining more moisture. Dr. H. E. Bturcke* ber cs a ‘otal of alia 
per cent, tannin. 
The ground root is at present used in a num 
been found to more closely resemble 
market or of driving it enti : said th 
dried and ground root can be i ad in any part of gh ipd M i 
fit a price "dn exceeding 3 cents per pound. z 
Thus a 
practical ibunt when a useful m may be predicted for it sat 
the persistent efforts of e past four years have every prospect of being 
rewar p 
its decomp osition. Crystals have been obtained by agitating an aqueous 
4. «7 extract of the root with ether, which do not resemble either gallice " 
or eatehin ; 
This e erys stalline compound and the pure tannin are under i invest 
a me at the present time. 
ue 
- . Application was next made to the United States ‘ational’ a seur 
_ for the supply of specimens for examination g — ion in 
.. museums of the Royal Gardens. 5 
Rovan GarpEns s Kew, to Unrrep STATES Natiowat, Sci 
Le Sm, — Ro: oyal Gardens, yon. September 11, 1889. 
m ‘nave the honour to inform you that m my attention has = 
4 hte to an article on Canaigre—a new tanning article, said to be 
. Toot of Rumex Aymenosepalum-—by Henry met in the PE neos 
: c eentieal ius for September 7, 1889, p 187, copi 
^ Journal of Pharmacy. for August 
museum of the Royal Gardens psc nó ig of nai 
therefore venture to a sk that will Kind] 
the root for this establishment, 
i Dk bow Goode. REY z 3 (Si if MS 
: ; Uie States National Museum, 
