NON-POISONOUS DRUGS 169 
Fic. 161.—Iceland Moss (Cetraria islandica, Shield-lichen Family, Par- 
meliacee). Plant, natural size, growing nearly erect from dry earth. 
(Luerssen.)—Upper surface brownish or olive, pale below, often red- 
stained at the base; ‘‘fruit’’ forming chestnut-colored patches on the 
uppermost lobes. Native home, North America and Eurasia. 
Fic. 
162. — Licorice (Glyc- 
yrrhiza glabra, Pulse 
Family, Leguminose). 
Branch in leaf, flower, 
and fruit. (Baillon.)— 
Perennial herb growing 
about 1 m. or more in 
height; leaves pale green; 
flowers violet or purple 
resembling those of a 
pea; fruit smooth. Na- 
tive home, Mediter- 
ranean Region. 
