ARNICA MONTANA. 41 
5. A. maritima. Sea Arnica. Aster Helenium maritimum 
(Gmel., lib. ii. p. 175). Leaves lanceolate, lower ones serrate ; 
stem leafy, many-flowered. Native of Kamtschatka and North 
America. | 
6. A. crocea. Saftron-flowered Arnica. A native of the Cape 
of Good Hope. 
7. A. ciliata, Ciliate-leaved Arnica. The stem is erect, a foot 
high, angular, hispid, with white bristles; leaves alternate ; 
flower terminating, red, the size of a small pear. A native of 
Japan. 
8. A. japonica. Japonese Arnica (Thunb. 319). Flowers 
peduncled, red. A native of Japan. 
9. A. palmata, Palmate-leaved Arnica (Thunb. 1.c.) Leaves 
gashed, palmated, toothed ; flowers panicled, terminating, small, 
yellow. Native of Japan. 
10. A. gerbera. Leaves pinnatifid; one large flower, with 
a dark purple disk, anda yellow ray, purple underneath. Native 
of the Cape of Good Hope. 
11. A. coronopifolia. Leaves pinnate; very much resembles 
the last, and is a native of the Cape of Good Hope. 
12. A. oporina (Forst. Pl. Aust., t. 299). Shrubby leaves, 
lanceolate, peduncles one-flowered, solitary, terminal, scaly. 
Native of New Zealand. 
Grocrapuicat Distripution.—The Arnica montana is found 
in the mountainous districts of many parts of Europe, more 
particularly in Switzerland, the northern parts of Germany, and | 
Siberia. There are five species European, but the A. montana is 
the only one supposed to have medicinal properties, and is that 
which Hahnemann proved. There is a peculiar parasitical insect 
which infests this plant, called Arnica, a species of Staphylinus. 
Parts usED In MeEpicinz, AND Mopt or PrEPARATION.— 
The Roots, Flowers, and Leaves. The powder of the root is pre- 
pared by making three attenuations by trituration ; or else it is _ 
digested in twenty parts of alcohol to make the tincture. Should 
the fresh plant be procured, the expressed juice of the whole 
E 
