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fight, rich soil; and they are readily propagated by cut- 
tings either of the shoots or roots. 
or 
. BELETIA TANKAVILLA. 
HIS is what is called the “ Veiled Nun,’ and is a very 
_™= pretty, tuberous-rooted, terrestrial Orchid, which 
requires to be grown in pots of fibrous loam and leaf 
mould, and produces large spikes of shaded purple 
flowers. A somewhat high temperature, say 70° or 75°, 
with plenty of meisture while they are growing, and a 
considerable reduction of both as soon as it is completed, 
is necessary te cultivate them in perfection. They are 
increased by means of offSets. Introduced from Mexico 
im 1822.-. 
—— 
BILBERGIA. 
OST handsome plants when well grown. The colors 
== of the flowers are at once rich, vivid, and delicate, 
and are usually contrasted in the highest manner by the 
equally bright tints of the colored bracts. They should 
be grown in pots ef rich leam plunged into an active hot 
ded until the growth is completed, when a cooler and 
‘drier place, as on a shelf in the greenhouse, will induce 
them to flower freely. Propagated by suckers. Intro- 
duced from Brazil in 1825. 
* BOUVARDIA. 
@QNHIS is a most valuable group of Winter bloomin’ 
= plants for greenhouse decoration or for cut flower 
work. The original varieties are natives of Mexico, but 
all the sorts in cultivation to-day were raised in this 
