CITRUS AURAT^ITIUM. 
53 
given with much benefit, even when there has been no appearance of 
worms. The root is usually given in powder, from ten grains to 
sixty or more for a dose, once or twice in the day ; but the infusion 
is more readily taken by children : should any unpleasant symptoms, 
as vertigo, dimness of sight, redness and pain in the eyes, or stupor,' 
arise during a course of this medicine, recourse should be had to 
some warm purgative, which generally in a short time removes every 
untoward symptom. 
Off. The Root. 
CITRUS AURANTIUM. 
Seville Orange Tree* 
Class POLYADELPHIA. — Order ICOSANDRIA. 
Nat. Ord. Pomaces, Linn. Aurantije, Juss. 
Gen. Char. Calyx 5-cleft. Petals 5, oblong. Anthers 20, 
with filaments united in several bundles. Berries, 9-celled. 
Spec. Char. Petioles winged. Leaves pointed. Stem 
arboreous. 
The Orange Tree is supposed to be a native of Asia, but has 
been long cultivated in all the southern parts of Europe, especially 
in Spain and Portugal, from which countries, oranges form a very 
considerable article of export. In England this beautiful evergreen 
has been cultivated since the year 1595. It is said, orange trees 
were first introduced into England either by Sir Francis Carew, or 
by Sir Walter Raleigh, in the reign of Elizabeth, but whether they 
brought home plants or seeds is not exactly known, it is probable 
both were introduced about the same period. Orange trees are now 
cultivated chiefly as an ornament for the green house, the fruit seldom 
arriving to any degree of perfection ; although many varieties are 
propagated by the florists, the finest trees are annually imported 
Into England from Italy and Holland. There are several varieties of 
the Citrus Aurantium produced by cultivation, the chief of which . 
Fig. 6. Caljx. c. Four stamens united, d. Fistillum. 
