THE ECONOMIC HOUSE 49 
facture of syrups and fermented drinks. The seeds furnished the 
original carat weight of goldsmiths. 
Chalca exotica (Murraya exotica), or ORANGE JESSAMINE, is a native of 
India, China, and Polynesia that belongs to the Rutaceae, the family 
to which our prickly ash belongs. The wood is valued because of its 
strength, durability, and beautiful yellow color. The bark is used as 
a cosmetic. The fragrant flowers, resembling miniature orange blos- 
soms, are used in perfume making. 
Chiococca racemosa, or SNOWBERRY, Or WHITE QUININE, is a native of 
tropical America that belongs to the Rubiaceae, the family to which 
coffee and cinchona belong. The shrub is valued for its panicles of 
whitish flowers and its white berries. The root is reputed to be a 
remedy for snakebite. A variety of quinine is reputed to be derived 
from the bark. 
Chorisia insignis, or FLoss SItK TREE, is a native of South America 
that belongs to the Bombacaceae, a family with no local representa- 
tives. The silky cotton from the pods is used for filling cushions 
and pillows. 
Chrysophyllum Cainito, or STAR-APPLE, is a native of the West Indies 
and Central America that belongs to the Sapotaceae, the family to 
which the sapodilla belongs. The handsome, large, evergreen tree is 
widely grown for ornament, and for its delicious, apple-like fruit. 
Cinchona Ledgeriana, or PERUVIAN Bark, is a native of Peru that be- 
longs to the Rubiaceae, the family to which coffee belongs. The 
bark of the trunk and roots yields quinine, which is so widely used in 
treating malaria. The tree is a small one. It yields the best bark 
when from 6 to 9 years old. The tree is widely cultivated in the 
tropics. The bark of commerce comes chiefly from Java, India, 
Jamaica, New Zealand, and Australia. 
Cinchona succirubra, or RED CINCHONA, yields a greater amount of 
quinine than the better known Peruvian Bark. 
Cinnamomum Camphora, or CAMPHOR TREE, is a native of China and 
Japan that belongs to the Lauraceae, the family to which our sassafras 
belongs. The camphor tree has been a favorite roadside tree in Cali- 
fornia for some time, and has proved hardy in Florida. The young 
growth is very ornamental. The wood is used in the production of 
camphor gum. 
Cinnamomum Cassia, or CAssiA-BarK, is a related species from China 
that has been widely introduced into tropical and subtropical countries. 
It yields the valuable cassia-bark used in medicine. A third species, 
not yet represented in this collection, yields the cinnamon bark of 
commerce. 
Citrus. The citrus trees belong to the Rutaceae, the family to which 
our prickly ash belongs. They are beautiful evergreen trees that are 
natives of Asia and Malaya, and are widely grown throughout tropical 
and subtropical countries. The growing of citrus fruits has long been 
an important industry in California and Florida. The specimens in 
this house and in the Bay House represent 11 species, including lemon 
