PLANTS FOR USE ON THE OREGON AND WASHINGTON COASTAL PLAIN : Page 1018
C. Plants for Border Planting. The shrubs and trees givein the group for refined lawn masses are confined largely to those sortwhich are not generally available throughout the east for border planting by reason of their soil and moisture requirements. The nativecollected plants are very similar to the same sort of material foundthroughout the northern central states.
a. Refined lawn masses:
Abelia grandiflora Cornus paniculata
Hybrid Abelia Grey Dogwood
Acer palmatum Cotoneaster francheti