264 MEDICAL BOTANY. 



POLYGONACE^E. 



COCCOLOBA. 



731. Uvifera. Leaves, wood, and bark are astringent; the decoc- 



tion forms Jamaica Kino. 



RHEUM. 



732. Emodi. Roots tonic, astringent, and purgative. Furnishes 



Indian Rhubarb. 



737. Rhaponticum. Root bitter, astringent, and aromatic ; when 



chewed, mucilaginous. Rhubarb inferior. 



738. Undulatum. Roots purgative and tonic. 



739. Caspicum. Roots purgative and tonic. 



740. Compactum. Roots purgative and tonic. 



741. Palmatum. Roots purgative and tonic. 



742. Crassinervium. Roots purgative and tonic. 



All produce 



Rhubarb ; 



Nos. 741 and 735 



the best. 



RUMEX. 



743. Crispus. Root astringent ; used in the form of ointment as a 



cure for the itch. 



744. Obtusifolius. Root astringent ; employed as a dentifrice. 



745. Acetosa. Plant agreeably acid. Acting as a refrigerant and 



diuretic. Produces Sorrel. 



746. Alpinus. Root purgative. 



POLYGONUM. 



747. Hydropiper. Leaves so acrid as to act as vesicants. A power- 



ful diuretic. Dyes wool yellow. 



748. Bistorta. A powerful astringent. Decoction employed in gleet 



and leucorrhoea ; also in passive haemorrhages and diarrhoea. 



749. Aviculare. Fruit emetic and cathartic. 

 751. Amphibium. Yields a false Sarsaparilla. 



PETIVERIACE^]. 



PETIVERIA. 



752. Alliacea. All the parts acrid, sudorific, emmenagogue. The 

 roots used as a remedy for tooth-ache. 



NYCTAGINACE^E. 



MlRABILIS. 



754. Jalapa Root purgative. 



755. Longiflora. Root exceedingly purgative. 



