gives its name to the Order is well known in Europe. The leaves of 

 several species of Barosma, natives of Cape Colony, are known as 

 " Bucku " leaves, and are much used in medicine. The fruits of our 

 Zanthox^dums contain a pungent oil, and their roots have been used as 

 a remedy for snake bites, and other species of the same genus have 

 been used medicinally in the countries of which they are natives. 

 Galoilcndron capense is one of our most beautiful indigenous flowering 

 trees. It is the only species of its genus and is confined to South 

 Africa. 



Number of species about 650. 



(Ex. Knobthoun.) 



Leaves simple. Flowers large, paniculate. Calodendron. 



Leaves simple. Flowers small, axillary. Barosma. 



Leaves trifoliolate. Flowers small. Toddalta. 



Leaves aljruptly pinnate. Stems and branches armed. ZiV^-moxYLUM. 



Leaves unequally pinnate. Unarmed. Clausena. 



List of Species. 



1 Calodendron, Thh. 4 Olausena, Burm. 



capense, I'lih. AB. incequalis, Bth. A-D. 



2 Barosma, Willd, 5 Z&nthoiylum, Linn. 

 lanceolata, Sond. B. capense, Harv. AB. 



3 Toddalia, Juss. Thunbergii, D.C. A. 

 lanceolata, Lam. A, 



natalensis. Sond. A 



ORDER XLL OCHNACE.^. 



A small Order of shrubs and trees, confined to tropical and sub- 

 tropical regions. Most of them contain a bitter principle, and some 

 have been used as touics, &c. The wood of our 0. arborea s hard and 

 useful, but it is not very common. 



(Ex. Redwood; Umbomvani." 

 Trees and shmbs with yellow fragrant flowers, the only genus. OchnA. 



List of Species. 

 1 Ochna, Schreber. atropurpurea, D.C. AB. 



arborea, Burch. B. „ var. natalitia, 



Harv. AB, 



ORDER XLII. BURSERACE^. 



Another tropical Order of trees and shrubs, one only of which 

 reaches Natal, while 8 or 10 others are found in tropical Africa. Many 

 of the foreign species yield a gum or resin which is used in medicine, 

 such as " Olibanum," iiom Boswellia thurifera ; Elemi ixomCanarmm 



