334 
Decimus Burton, the — of which was commenced in 
1860. The octagons were finished in 1861, and the centre block 
in 1862. The two vins acad Urs mci although the raised 
terrace had been prepared for 
This important addition ^m a quali ecured in great measure 
by the exertions of the Right Honourable Joseph Chamberlain, 
Secretary of State for the Colonies. It is intended to devote it 
mainly to large specimens of economic plants, such as the Mango, 
Guava, Cinchona, Sisal Hemp, &c. The construction is com- 
posite ; the steel part are supported on cast-iron columns; 
the sashes and frames are of wood. The interna] dimensions are 
112 ft. 6 ins. by 62 ft. 6 ins. The height of the centre is 38 ft; 
past of ove side aisles 27 ft. 6 ins. The whole of the plants are 
n beds, the total area of which is 4,842 square feet. The 
Bikey area is divided into four of these, each 41 ft. by 15 ft. 8 ins. 
Others, 7 ft. wide, run all round the sides and ends of the house. 
A du system of subsoil drainage has been provided 
throu 
In e qo block Australian Jogo is ig D ed the 
South Wing will have largely a Mex character. At the south 
end this is emphasized by two re “af rockwork which have 
been planted with Agaves, Opuntias, and Cereus. With these are 
associated the Old World Eupho rbias and Aloes of corresponding 
habit. Alongthe centre path is an avenue of Cocos plumosa. Other 
forms which will be found are Erythea armata, Howea belmoreand, 
Pseudophenix Sargentii, Geonoma gracilis, Chamedorea elatior, 
Onryedlidoe arpus lutescens, etc. With these are intermixe 
a large number of interesting flowering shrubs, such as Lager- 
stremia, Mackaya, Erythrina, Blakea, Alberta, Yisulia, etc., for 
the proper cultivation of which Kew has hi therto been una able to 
provide the proper conditions. It is intended to proceed at once 
with the erection of the North Wing, for which a vote on account 
has already been taken. It is proposed to devote this principally 
to Himalayan plants. 
ith 
supplying water from the Thames for the Botanic Garden. 
1853 the fuosinitii in the ate was made. About 1855 the pumping 
station was removed to near Kew Pa e With the growth e 
engin - house in mee ans ure grounds was built to pump the water 
from the lake. In 186 the present water-works were con- 
structed 4 the tidal water enters the lake from the river, and after 
high pressure over the grounds, and is also laid on to the Museums, 
Herbarium, and the Crown property. 
