Adansonia

Aleurites

Arctostaphylos

Cinnamomum

Cladrastis

Cornus

Cotoneaster

Crataegus

Cydonia

Davidia

Drimys

Eucalyptus

Exochorda

Lagerstroemia

Maackia

Magnolia

Olneya

Pittosporum

Prunus

Pyrus

Quillaja

Rhododendron (defines evaluations)

Rhus

Robinia

Salix

Sapindus

Stewartia

Styphnolobium

Styrax

Tasmannia

Toona

Washingtonia