GARDEN ARCHITECTURE. 
177 
Arbours may be divided into such as are purely natural, partly 
natural and partly artificial, and such as are entirely the result of art. 
Of the first are those formed by the banyan fig, in tropical countries, 
whose lateral and wide-extended branches send down numerous roots 
which fix themselves in the ground, becoming stems, and forming 
A pillared shade with echoing walks between. 
Such are those formed by our various weeping varieties of forest 
trees: the weeping ash, birch, beech, elm, willow, citysus, &c., &c. 
(Figs. 1 and 2.) 
Fig. 1. ' 
These with their lithe and tenuous branches waving with every 
summer breeze, and as here and there they sometimes part their textile 
Fig. 2. 
boughs, and letting in the flickering sun-beam, chequer the verdant 
VOL. iv.— NO. XL vir. 
Q 
