CLIMBING AND TRAILING PLANTS 153 
Vinca major with white or yellow variegated foliage; has 
long slender, hanging stems, and is one of the most orna- 
mental plants for vases and window-boxes. 
All the above are easily increased by cuttings, and require 
no special treatment. 
The little blue Lobelia so commonly seen in gardens, is also 
useful for all purposes. So are various kinds of Indian Cress 
(Tropezolum), all easily raised from seed. ‘There is a varie- 
gated Tropzeolum commonly grown in green-houses, propagated 
by cuttings. 
