CHOICE PLANTS FOR ROCK GARDENS 127 
slightly felted, and the prettily shaped flowers are cream, 
sometimes faintly tinted with pale lilac. The plant may 
be propagated from cuttings, peeled off with a heel when 
about 2 inches long. Insert round the edges of a pot 
in sandy soil, and cover with glass. 
BRYANTHUS ERECTUS.—Heath-like in appearance, and 
popularly known as “moss heath,” Bryanthus erectus 
is a handsome erect-growing shrub with wiry stems, 
small foliage and red flowers. It likes a peaty soil in a 
shady position, and should not be disturbed when once 
established. Young plants may be obtained by layering 
the lower branches. 
Other varieties of Bryanthus are B. empetriformis and 
B. taxifolius. 
CALLIRHOE INVOLUCRATA.—A dwarf, trailing, malva- 
ceous plant, this is particularly useful as providing 
autumn flowers of rich shining crimson. It may be 
raised from seeds, the young plants being best grown on 
in pots until large enough to plant in permanent positions, 
where the trailing growths may ramble over a rough 
boulder of rock. With the roots behind the rock, the 
plant will not suffer for lack of moisture. 
CARDAMINE.—The chief charm of the Cardamines is 
that they will thrive in sunless places, and on that account 
prove themselves extremely valuable for moist nooks 
and recesses, for brightening colonies of hardy ferns, and 
for waterways. The colours range from white to lilac 
and purple, and their average height is about 1 foot. 
Division of the roots is a simple matter. 
CAMPANULA.—It may be said that among Campanulas 
