Acer macrophylla
saccharinum
Aesculus Hippocastanum
rubicunda
Ailanthus glandulosa
Crataegus Oxyacantha
flore-plena
tenacetifolia
Catalpa bignonioides
Cerasus (Prunus), nearly all
Gleditschia triacanthos
Liriodendron tulipiiera
Magnolia acuminata
glauca
Pyrus of sorts
Robinia Pseud-acacia and its varieties
viscosa
Sophora japonica
Tilia, in variet.