118 Alpine Plants. 
the tomentose foliage, in equal parts of loam, fine 
limestone, and leaf-mould. In spring and in autumn 
top-dress with the same compost between the stones, 
working in the dressing well around the collar of the 
plant. In winter it is best to place a stone so as to 
overhang the plant, as a protection. After the winter, 
as the plant is very small-rooting, care must be taken 
to see that it has not been at all lifted by frost ; 
should this have happened, the plant must be pressed 
firmly back again into its place. 
Spirza decumbens (Tyrol). 
A small tufted species. Plant near the eye ina 
dry, sunny position, on a bank facing south, in equal 
parts of loam, grit, and leaf-mould. 
Spirzea digitata (Eastern Siberia). 
The dwarf form of this species requires the same 
treatment as Spirazea decumbens. 
Spirza pectinata (N.W. America). 
Plant in a dry, sunny position behind a stone, 
over which it may hang, on a bank with south aspect, 
in equal parts of loam, grit, and leaf-mould. In 
spring top-dress with the original compost, and cut 
away any straggling growth. 
Statice cosyrensis (S. Europe). 
Plant on a dry, sunny slope facing full south, in 
equal parts of poor loam, sand, and leaf-mould. 
Statice gongetiana (Spain). 
Treat like Statice cosyrensis. 
