24 ALPINE PLANTS. 
pressing with the hand, add a covering of 
white sand, and then give a good watering. 
A top-dressing of sand and fine peat should 
be given every autumn and spring. 
BRYANTHUS ERECTUS (Szbervza). To ensure 
success with this rare little shrub it should be 
grown in hard, fibrous peat and white sand in 
partial shade, facing south-west, and should have 
the shelter of a rock on the north side when 
the plant becomes strong; peg it down to the 
ground and fill in among the shoots with a 
compost of the above, taking care not to 
bury any of the young growths. Leave the 
ends of each shoot 2in. or 3in. above 
the top-dressing ; thus it will root freely and 
form a nice compact bush. Care should be 
taken to give it plenty of water in the 
spring and early summer, to ensure good 
wood for the following years. A little pro- 
tection afforded by a branch or bracken is 
essential in any hard weather. 
CALANDRINIA UMBELLATA should be grown 
on every rockery; the profusion of crimson 
flowers during the summer months makes it 
