EUPHORBIA IPECACUANHA. 
Ipecacuanha spurge. 
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— 
PLATE LI, 
Faom the specific name given to this vege. — 
table we infer, that before the true origin of the 
officinal ipecacuanha was known, this plant, 
among others, was for a time considered the 
source of that drug. The Pharmacopeia Danica 
was one of the works in which this reference was 
made, and Linneus undoubtedly paid some 
respect to the opinion in assigning the specific 
name. 
Nearly all the species of Euphorbia appear to 
possess the power of acting with violence on the 
stomach and alimentary canal. This power 
particularly resides ina milky juice which they 
exude on being wounded. Of the species which 
have been most extensively submitted to experi- 
ment are Euphorbia officinarum, esula, heliosco- 
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