CUTTINGS 39 
Bell-glasses, handlights, and propagating-cases, are 
all useful appliances to the propagator—in fact, without 
them the endeavour to strike many kinds would have 
FRENCH BELL-GLASS, OR CLOCHE, ENGLISH BELL-GLASS. 
to be abandoned. Cuttings should never be allowed 
to flag or wither. The leaves should be kept fresh and 
firm, so that they may perform their natural function of 
HAND-GLASS. 
elaborating and circulating the sap. By placing a bell- 
glass over a pot of cuttings the circulation of dry air 
around them is prevented, and the interior atmosphere 
is kept moist, thus avoiding excessive respiration from 
the foliage, and most of the leaves may be left entire. 
