CONTENTS. 



Safflower. Gamboge. Common native dyes. Indigo; plants which 

 produce it. Commercial sources of supply. Cultivation in Central 

 America, in Jamaica and the West Indies ; once an important crop in 

 the United States. The indigo plant a common weed in many parts 

 of Africa. Cultivation in India. Classification of the dye-stuff. Lo- 

 calities best suited to its production. Process of Manufacture. Annual 

 production in the East Indies ; adaptation of Ceylon. Extent of the 

 culture in Java ; annual exports therefrom ; imports and consumption. 

 Maddee : extent of the demand for. Enormous profit of the cultivation; 

 system of harvesting and manufacture. Large supplies received from 

 France. Mtjnjeet, or Indian madder, deserving of more consideration. 

 Logwood, Fustic, Quercitron. Brazil "Wood. Lichens eoe, Dyeing. 

 Henna. Orchilea Weed. Chemical examination of the coloring princi- 

 ples of the Lichens. Barks for Tanning : cursory notice of a variety 

 of suitable barks. Proportions of tannin yielded by different barks. 

 Catechu : definition of, and whence derived. Gambier Plant: cultiva- 

 tion in Singapore ; returns from a plantation. Different qualities of 

 extract and mode of obtaining it. Places of manufacture ; average 

 produce. Terra Japonica, a misnomer. Cutch, another name for Cate- 

 chu. Statistics of imports and consumption ; the amount and value 

 of Gambier from Singapore. Divi-Divi : description of. Cork. Tree 

 Bark. Mimosa Bark. Valuable native barks of New Zealand. Man- 

 grove bark. Myrobalans. Kino : definition of ; sources from whence 

 obtained. Yalonia : statistics of, consumption and prices. 



SECTION V. — Oleaginous Plants and those Yielding Fixed or 



Essential Oils ... ... ... ... ... ... 509 



General Remarks. Extensive demand for Oils. Proportion of oil fur- 

 nished by various seeds. Richness of Indian seeds in oil. Rape Oil. 

 Domba Oil. The Earth or Ground Nut, its extensive cultivation 

 for food and oil. Tea oil. Tobacco seed oil. Poppy oil. Tallicoonah 

 oil. Carap oil. Macaw oil. Madia sativa. Cecum oil. Candle Tree. 

 Cinnamon Suet. Croton oil. Oil of Ben. Palm Oil : progress of the 

 African trade. Imports into Liverpool. Quantity retained for home 

 consumption. Statistics of ; imports of the four principal vegetable 

 oils. Olive Oil : description of the tree and its varieties ; its cultiva- 

 tion attempted in the United States. Preservation of the fruit. Ex- 

 pression of the oil. Range of prices. Frequently adulterated with 

 cheaper oils. Annual imports and consumption. Almond Oil. 

 Sesame, or Teel Oil. Various species cultivated in the East. Large 

 exports of the seed from India ; native oil mills ; processes of expres- 

 sion and manufacture. Sunflower oil. Margose. or Neem oil. lUepe 

 oil. Vegetable butter. Candle nut tree. Colza oil. Vegetable Wax. 

 The Candleberry myrtle. The Castor Oil Plant : manufacture of 

 the oil in the East and West Indies. Extent of the imports annually. 

 The oil-cake for manure. Kanari oil. The Coco-nut Palm : descrip- 

 tion of the tree ; its various and important uses. Varieties of this 

 palm met with. Wide range of the plant. Directions for its "culture ; 

 profits derived from plantations ; great attention paid to them in Cey- 

 lon. Commercial value of its products. Statistics of culture in Pinang. 

 Natural enemies of the tree. Copperah and Poonac. Statistical returns 

 connected with its products in Ceylon. Imports and consumption of 

 coco-nut oil. Comparison of the consumption of the chief vegetable 

 oils of commerce. The value and uses of oil-cake for cattle-feeding. 

 Volatile, or Essential Oils : description of the most important. 

 Oil of peppermint. Process of obtaining the perfumed oils. Cultiva- 

 tion of Roses in the East and preparation of Attar. Lemon-grass oil. 

 Citronella oil. Patchouly. Saponaceous Plants. 



