MISSOURI BOTANICAL GARDEN BULLETIN 7 
and in the six growing houses, as well as the bromeliad and 
ericaceous houses, wall ventilators supplement the side and 
top ventilation. 
fa 
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K SBrRomettans kk EMICACEAE | K 
Pr House I FI er House Tg 
Growing Hocdsm 
hGrowme Housed 2 Pp Growing House 
' PGrowmng House G6 P Growin, Howse 4 
VARIED INDUSTRIES 
ARGIDS AND ORCHIDS. 
> GROWING House j 
L | sTume 
; PGrowing House v 
a : 
d sain Feoeek Wate Sromage Roo! 
-——FLORAL DisPLaY ———}X 
Pe ee ee oer 
GROUND PLAN OF NEW PLANT RANGE, 
The heating pipes for the whole range enter at the valve 
chamber in the center of the workroom, this being in direct 
connection with the service tunnel constructed a few years 
ago and connecting the conservatories erected at that time 
with the central heating plant. From this chamber separate 
_ lines of pipe supply the various houses. Steam reaches the 
