259 
Shorea robusta, Gaertn., Zizyphus Jujuba, Lam., &c., and in 
some parts plants are grown specially for feeding this insect as 
Acacia arabica, Willd., in Sind, and Cajanus indicus, Spreng., in 
Assam, &e. 
Lac yields a dye and a resin; the chief source of the Lac-dye, 
Seedlac, Shellac and Sticklae wt commerce is British India, from 
whence, in 1913, this country imported 107,015 cwts., value 
£411, 761, the total from all sources for the same year being 
ae 739 cwts., value £418,447. In 1915 the total from all 
ources imported into the United Kingdom was 113,470 cwts., 
=i £355,122. 
Amongst other resins more or less of commercial importance 
may be mentioned ‘‘Gum Accroides’’ or “ Grass Tree Gum 
obtained from Xanthorrhoea hastilis. R. Br., X. arborea, R. Br. 
X. Preissii, Endl., X. australis, R. Br., &e. , natives of Australia; 
v Gosincun. - obtained from ‘the stem of Ousiaean officinale, L., 
a tree native of Tropical America, and G. sanctum, L., native of 
Southern Florida, Bahamas, Cuba, &c.; ‘ ‘Mastic ”” (Pistacia 
Lentiscus, L.) from the Greek Archipelago, chiefly in Scio; 
‘Blemi” or “ a Elemi’”’ (or Soft Resin) from Canarium 
nea A. Gray, native of the Philippine Islands; ‘‘Benzoin’”’ 
“Su 
oar ‘* Gen, Benjamin ’’ or matra Benzoin ”’ St bei Benzoin, 
Dryand.), from Sumatra and ‘‘ Siam Benzoin ”’ (Styrax sp.) fro m 
iam; “‘ Piney Resin,’’ ‘‘ Indian Copal’”’ or *‘ White Dammar’ 
(Vateria indica, Li.), native of Sonthori India; ‘‘ Dammar”’ 
(A gathis loranthifolia, Salisb.), a Conifer, bt ‘of Burma and 
_ the ] Peninsula; ‘‘Copal’’ ‘“‘ Ani or ‘‘ Zanzibar 
Copal”? (T rachylobiwm Hosocrnibalitanaiss ; a yne), native of 
Zanzibar; a similar product is obtained from the cc West Indian 
Locust Trac a (Hymenaea Courbaril, L.), from British Guiana; 
‘‘Inhambane Copal’? (Copaifera Gorskiana, Benth.), from 
Mozambi que; ‘‘ Sierra Leone Copal’? (Copaifera Guibourtiana, 
Benth.) ; f Accra Copal’’ (Copaifera sp.) from the Gold Coast and 
‘““Ogea’’ (Daniellia Ogea, Rolfe, and probably other species) 
from ee and Southern Nigeria, &e. 
The following Gums _ and Cscymuaie Substances have been 
discussed in the Kew Bulletin 
‘“* Bengal Kino Tree ne s frondos), > Sept., oe p: 20, 
and ‘‘ Butea frondosa,’’ Add. Series ix. Par » Pp. 222. 
‘Brazilian Gum Arabic,’’ 1888, a rrespond- 
ence between the Royal Gardens, See. and the “British 
aac Para; on ‘‘Jatuba’? (Hymenaea sp.) an 
"aa (Acacia Angico; determined later on 3 Poe 
Ce at Kew as Piptadenia macrocarpa). 
“Inhambane Copal (Copiafera Gorskiana),’’ 1888, p. 281. 
‘¢Dammar from New Caledonia,’”’ 1891, p. 76. 
‘Siam Products,’’ 1892, p. 312; hppa sent to Kew by 
Mr. W. R. D. Beckett, of HM . Legation, Bangkok; 
probably Shorea robusta; reported on for Kew by Mr. R. 
Ingham Clark, West Ham Abbey, Stratford, London, E. 
B2 
. 
