328 MANUAL OF GARDENING 
Flowering crab, P. floribunda. 
Pretty both in flower and fruit; a large shrub or small tree; various 
forms. 
Hall’s crab, P. Halliana (P. Parkman). 
One of the best of the flowering crabs, particularly the double form. 
Various forms of double-flowering apple are on the market. 
Swamp white oak, Quercus bicolor.* 
A desirable tree, usually neglected; very picturesque in winter. 
Bur oak, Q. macrocarpa.* 
Chestnut oak, Q. Prinus,*t and especially the closely related Q. 
Muhlenbergii (or Q. acuminata) .*T 
White oak, Q. alba.*f 
Shingle oak, Q. imbricaria.*t 
Scarlet oak, Q. coccinea.*f 
This and the next two are glossy-leaved, and are desirable for bright 
planting. 
Black oak, Q. velutina (Q. tinctoria).*f 
Red oak, Q. rubra.*+t 
Pin oak, Q. palustris.*f 
Excellent for avenues; transplants well. 
Willow oak, Q. Phellos.* 
English oak, Q. Robur. 
Many forms represented by two types, probably good species, Q. pedun- 
culata (with stalked acorns) and Q. sessiliflora (with stalkless acorns), Some 
of the forms are reliable in the Northern states. 
The oaks are slow growers and usually transplant with difficulty. Natural 
specimens are most valuable. A large well-grown oak is one of the grandest 
of trees. 
Locust, Robinia Pseudacacia.*t 
Attractive in flower; handsome as single specimens when young; many 
forms; used also for hedges. 
Peach-leaved willow, Salix amygdaloides.* 
Very handsome small tree, deserving more attention. This and the next 
valuable in low places or along water-courses. 
Black willow, S. nigra.* 
