276 
Chestnut Extract (Castanea sativa, Mill.). Extract from the 
wood. 
Forrran.—France, Corsica, North America, &c. 
In the foregoing list pages 270-273 are Dyes and pages angele 
are Tanning materials, though some of the products may be u 
for both purposes. The imports into this country, with the 
corresponding values, are taken from ‘‘ The Annual Statement of 
the Trade of the United Kingdom with Foreign Countries and 
British Possessions,’ Vol. i., 1915; and ‘‘ Accounts Relating to 
Trade and Navigation of the United Kingdom, Dec., 1915.” 
Figures are not readily separated from the returns given in retfer- 
ence to some of the products mentioned in the above notes, as, for 
instance, ‘‘ Cutch’’ obviously includes to extract from Mangrove 
Bark (Rhizophora mucronata, &c.), and that from the wood of 
Acacia Catechu; the Tanning Barks sete those obtained from 
Acacia, Rhizophora, and Eucalyptus, &c., but the absence of the 
figures herein may, perhaps, not so much matter when it is 
remembered that it is important in the case of all tanning 
materials and most dyes that large and regular quantities, as well 
as quality, must. = assured to sustain the market in those well 
known, or before any new product can be accepted by the trade, 
eats those requag esa are calculated to meet these Fag tancersg => 
tioned in addition to ‘‘ Woad”’ (satis tinctoria), but the cost of 
ie on preparing he aera would probably be much in 
corus, aes &e. 
‘Safflower ’ “ri deel tinctorvus, L.),:‘ Madder’ (Rubia cordt- 
folia, Lu.), but there seems no raid reason why others should 
depth of colour that defy imitation.’”? The eee Dyes an 
Tans have also been discussed in the Kew Bulletin 
“Red Guinea Corn (Sorghum vulgare),”’ 1891, p. 219, 
cultivated as a red-dye in Yoruba. 
= <= Clove as a Dye Plant (Eugenia wunycpheytateys ? 1894, 
. 417; used for dyeing in the Seychelles; repor rted 
an for Kew by Prof. Hummel, of the Yorkshire College, 
deeds; ‘As a dye stuff it is of little value.’ 
