Acer

Acer platanoides (Norway Maple)
Acer saccharinum (Silver Maple)
Acer saccharinum 'Laciniatum' (Cutleaf Silver Maple)

Aesculus

Aesculus × carnea (Red Flowering Horsechestnut)
Aesculus × carnea 'O'Neill Red' (O'Neill Red Horsechestnut )
Aesculus flava (Yellow Buckeye )
Aesculus glabra (Ohio Buckeye )
Aesculus glabra var. arguta (Texas Buckeye )
Aesculus hippocastanum (Horsechestnut)
Aesculus hippocastanum 'Baumannii' (Double Horsechestnut )
Aesculus pavia (Red Buckeye)
Aesculus sylvatica (Painted Buckeye )

Albizia

Albizia julibrissin (Silk Tree )
Albizia julibrissin 'Summer Chocolate' (Summer Chocolate Silk Tree)

Alnus

Alnus alnobetula subsp. sinuata (Sitka Alder )
Alnus glutinosa (Common Alder )
Alnus incana subsp. tenuifolia (Thinleaf Alder )
Alnus japonica (Japanese Alder)
Alnus rhombifolia (White Alder)
Alnus rubra (Red Alder )
Alnus rubra f. pinnatisecta (Cutleaf Red Alder)

Arbutus

Arbutus menziesii (Pacific Madrone )
Arbutus unedo (Strawberry Tree )

Arctostaphylos

Arctostaphylos × 'Austin Griffiths' (Austin Griffiths Manzanita)
Arctostaphylos andersonii (Santa Cruz Manzanita )
Arctostaphylos manzanita (Parry Manzanita )
Arctostaphylos manzanita 'St. Helena' (St. Helena Manzanita)

Argyrocytisus

Argyrocytisus battandieri (Pineapple Broom )

Artocarpus

Artocarpus altilis (Breadfruit)

Azadirachta

Azadirachta indica (Neem )

Caragana

Caragana arborescens (Siberian Peashrub )

Carnegiea

Carnegiea gigantea (Saguaro)

Carpinus

Carpinus japonica (Japanese Hornbeam)

Castanea

Castanea dentata (American Chestnut)
Castanea mollissima (Chinese Chestnut)
Castanea sativa (European Chestnut )

Catalpa

Catalpa bignonioides (Southern Catalpa )
Catalpa × erubescens 'Purpurea' (Purple Catalpa)
Catalpa speciosa (Northern Catalpa )

Ceratonia

Ceratonia siliqua (Carob )

Cercidiphyllum

Cercidiphyllum japonicum (Katsura )

Cercis

Cercis canadensis (Eastern Redbud)
Cercis canadensis 'Forest Pansy' (Forest Pansy Redbud)
Cercis canadensis var. alba (White Flowered Redbud)
Cercis canadensis var. mexicana (Mexican Redbud)
Cercis chinensis 'Avondale' (Avondale Chinese Redbud)
Cercis siliquastrum (Judus Tree )

Chilopsis

Chilopsis linearis (Desert Willow )

Chionanthus

Chionanthus retusus (Chinese Fringetree)
Chionanthus virginicus (White Fringetree)

Chrysolepis

Chrysolepis chrysophylla (Golden Chinkapin )

Cinnamomum

Cinnamomum camphora (Camphor Tree )

Cladrastis

Cladrastis kentukea (American Yellowwood)

Cornus

Cornus alternifolia (Pagoda Dogwood)
Cornus capitata (Evergreen Dogwood )
Cornus controversa (Giant Dogwood)
Cornus controversa 'June Snow' (June Snow Giant Dogwood)
Cornus × elwinortonii Starlight® (Starlight Dogwood)
Cornus florida (Flowering Dogwood )
Cornus florida 'Golden Nugget' (Golden Nugget Dogwood)
Cornus florida 'Welchii' (Tricolor Dogwood )
Cornus kousa (Kousa Dogwood )
Cornus kousa 'Wolf Eyes' (Wolf Eyes Dogwood)
Cornus mas (Corneliancherry Dogwood)
Cornus nuttallii (Pacific Dogwood )
Cornus nuttallii 'Goldspot' (Goldspot Dogwood, )
Cornus officinalis (Japanese Cornelian Dogwood )

Corylus

Corylus avellana (Hazelnut )
Corylus avellana 'Rote Zeller' (Rote Zeller Hazelnut)

Cotoneaster

Cotoneaster salicifolius (Willowleaf Cotoneaster)

Crataegus

Crataegus 'Autumn Glory' (Autumn Glory Hawthorn)
Crataegus ambigua (Russian Hawthorn)
Crataegus columbiana (Columbia Hawthorn)
Crataegus crus-galli (Cockspur Hawthorn)
Crataegus douglasii (Douglas Hawthorn )
Crataegus laevigata (English Hawthorn )
Crataegus laevigata 'Pauls Scarlet' (Paul's Scarlet Hawthorn)
Crataegus × lavallei (Lavalle Hawthorn)
Crataegus monogyna (Singleseed Hawthorn )
Crataegus phaenopyrum (Washington Hawthorn)
Crataegus punctata (Dotted Hawthorn )
Crataegus viridis (Green Hawthorn,)
Crataegus viridis 'Winter King' (Winter King Hawthorn )

Crinodendron

Crinodendron hookerianum (Chilean Lantern Tree)

Cydonia

Cydonia oblonga (Quince)

Daphniphyllum

Daphniphyllum macropodum (False Daphne )

Davidia

Davidia involucrata (Dove Tree )

Delonix

Delonix regia (Royal Poinciana)

Dermatophyllum

Dermatophyllum secundiflorum (Mescal Bean )

Drimys

Drimys winteri (Winter's Bark )

Elaeagnus

Elaeagnus angustifolia (Russian-olive)

Eriobotrya

Eriobotrya japonica (Loquat)

Eucalyptus

Eucalyptus urnigera (Urn Gum)

Firmiana

Firmiana simplex (Chinese Parasol Tree )

Franklinia

Franklinia alatamaha (Franklin Tree )

Fraxinus

Fraxinus ornus (Flowering Ash)
Fraxinus sieboldiana (Siebold Ash, )

Gleditsia

Gleditsia macracantha (Large Spined Honeylocust)

Halesia

Halesia carolina (Carolina Silverbell )

Hamamelis

Hamamelis virginiana (Common Witchhazel)