MEDICAL BOTANY. 281 



DRACAENA. 



1258. Draco. Tonic, astringent, resinous, employed in diarrhoea. 



Produces Dragon's blood. 



1259. Terminalis. Roots astringent, useful in dysentery. 



1260. Ferrea. Roots astringent, useful in dysentery. 



ALOE. 



1261. Vulgaris. Purgative. Produces Barbadoes Aloes. 



1262. Socotrina. Purgative, bitter, aromatic. Produces Socotrine 



and Mocha Aloes. 



1263. Purpurascens. Purgative, bitter, aromatic. Produces Soco- 



trine Aloes. 



1264. Spicata. Purgative. Produces Cape Aloes and Horse Aloes. 



1265. Arborescens. Purgative. Produces Cape Aloes and Horse 



Aloes. 



1266. Commelyni. Purgative. Produces Cape Aloes and Horse 



Aloes. 



1267. Mitriformis. Purgative. Produces Cape Aloes and Horse 



Aloes. 



SMILACE^E. 

 SMILAX. 



1269. Aspera. Emetic, diaphoretic, narcotic. Produces Italian Sar- 



saparilla. 



1270. Sarsaparilla. Emetic, diaphoretic, narcotic. 



1272. Siphilitica. Emetic, diaphoretic, narcotic. Produces Lisbon 

 Sarsaparilla. 



ARACE.E. 

 ARUM. 



1280. Maculatum. Tubers amylaceous, stimulant, diaphoretic, and 

 expectorant; juice acrid, poisonous. Produces Portland 

 Sago. 



COLOCASIA. 



1282. Esculenta. Acrid, sialagogue, amylaceous. 



SYMPLOCARPUS. 

 1285. Foetidus. Tubers acrid, antispasmodic, hydragogue. 



DlEFFENBACHIA. 



1289. Seguina. An exceedingly venomous plant. The juice im- 

 parts an indelible stain to linen. 



