HYPOPETALEZ. 331 
and internal angle, or a dehiscent capsule with 2, 3 or 5 pro- 
jecting sides ; embryo in a fleshy albumen. 
Examptes.—Rue (Ruta graveolens), Guaiacum officinale. 
Mepicinat Properties.—The plants in this family are 
_ ingeneral bitter, acrid, and aromatic. The leaves and her- 
_ baceous part of Garden Rue (Ruta graveolens) are stimu- 
jant, antispasmodic, and emmenagogue ; they have a strong 
aromatic odour, and contain a volatile oil. The wood and 
resin of Guaiacum officinale are stimulant, diuretic, purga- 
_ tive, and diaphoretic. The leaves of Buchu (Diosma cre- 
nata or Barosma crenata) are sudorific, diuretic, and tonic, 
and have a place in the Dublin Pharmacopeia. Cusparia 
bark or Angustura bark is obtained from Galipea Cusparia, 
(formerly Bonplandia trifolatia or Cusparia febrifuga), and 
has been recommended in intermittent fever as a tonic; it 
was at first supposed to be the produce of Magnolia glauca. 
Galipea officinalis is possessed of: similar properties. Sima- 
_two'well known tonic bitters, belong to this family. Fraxi- 
nella (Dictamnus albus) has sometimes been used as sudorific 
and vermifuge. Evodia febrifuga, and Hortia braziliana are, 
according to M. Richard, used in Brazil as substitutes for — 
Cinchona. 
Offieinal Plants. 
Guaiacum officinale. Galipea Cusparia. 
Ruta graveolens. Quassia Simaruba. a 
Diosma crenata. : Quassia excelsa. 
ruba amara (Quassia S$.) and Picraena ezcelsa, (Quassia¢.), : 
