Acer

Acer macrophyllum (Bigleaf Maple)
Acer macrophyllum 'Seattle Sentinel' (Seattle Sentinel Bigleaf Maple)
Acer opalus subsp. obtusatum (Bosnian Maple)
Acer platanoides (Norway Maple)
Acer platanoides 'Schwedleri' (Schwedleri Norway Maple)
Acer saccharinum (Silver Maple)
Acer saccharinum 'Laciniatum' (Cutleaf Silver Maple)

Adansonia

Adansonia digitata (Baobab)

Agave

Agave colorata (Mescal Ceniza )
Agave macroacantha (Black-spinned Agave)
Agave ocahui (Ocahui Agave)
Agave parryi (Parry's Agave)
Agave shawii (Shaw's Agave)

Aleurites

Aleurites moluccanus (Candelnut)
Aleurites rockinghamensis (Candelnut)

Artocarpus

Artocarpus altilis (Breadfruit)

Buddleia

Buddleia davidii (Butterfly Bush)
Buddleia globosa (Orange Butterfly Bush )

Castanea

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

Catalpa

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

Chionanthus

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

Chitalpa

Chitalpa tashkentensis 'Pink Dawn' (Pink Dawn Chitalpa)

Clerodendrum

Clerodendrum trichotomum (Harlequin Glorybower )

Daphniphyllum

Daphniphyllum macropodum (False Daphne )

Drimys

Drimys winteri (Winter's Bark )

Eriobotrya

Eriobotrya japonica (Loquat)

Fatsia

Fatsia japonica (Japanese Fatsia)

Firmiana

Firmiana simplex (Chinese Parasol Tree )

Hesperaloe

Hesperaloe parviflora (Red Yucca)

Hydrangea

Hydrangea arborescens 'Annabelle' (Smooth Hydrangea)
Hydrangea quercifolia (Oakleaf Hydrangea)

Idesia

Idesia polycarpa (Iigiri Tree )

Kalopanax

Kalopanax septemlobus (Castor-aralia )

Magnolia

Magnolia 'Butterflies' (Butterflies Magnolia)
Magnolia 'Caerhays Belle' (Caerhays Belle Magnolia)
Magnolia 'Elizabeth' (Elizabeth Magnolia)
Magnolia acuminata (Cucumber Magnolia )
Magnolia campbellii (Campbell's Magnolia )
Magnolia grandiflora (Southern Magnolia )
Magnolia insignis (Red Lotus Tree)
Magnolia macrophylla (Bigleaf Magnolia)
Magnolia sargentiana var. robusta (Sargent's Magnolia)
Magnolia tripetala (Umbrella Magnolia )

Nerium

Nerium oleander (Oleander)

Oplopanax

Oplopanax horridus (Devil's Club)

Paulownia

Paulownia tomentosa (Empress Tree )

Populus

Populus balsamifera (Balsam Poplar)

Prunus

Prunus avium (Sweet Cherry)

Rhododendron (defines evaluations)

Rhododendron 'Anna Rose Whitney' (Anna Rose Whitney Rhododendron)
Rhododendron 'Argosy' (Argosy Rhododendron)
Rhododendron 'Beauty of Littleworth' (Beauty of Littleworth Rhododendron)
Rhododendron 'Bibiani' (Bibiani Rhododendron)
Rhododendron 'Cynthia' (Cynthia Rhododendron)
Rhododendron 'Horizon Monarch' (Horizon Monarch Rhododendron)
Rhododendron 'Loderi hybrid' (Loderi Hybrid Rhododendron)
Rhododendron 'Pink Walloper' (Pink Walloper Rhododendron)
Rhododendron 'Point Defiance' (Point Defiance Rhododendron)
Rhododendron 'Taurus' (Taurus Rhododendron)
Rhododendron 'The Honourable Jean Marie de Montague' (Jean Marie Rhododendron)
Rhododendron auriculatum (No common name (R. auriculatum))
Rhododendron falconeri subsp. falconeri (Falconer Rhododendron)
Rhododendron fortunei subsp. discolor (Fortune Discolor)
Rhododendron hodgsonii (Hodgson Rhododendron)
Rhododendron lacteum (Lacteum Rhododendron)
Rhododendron macabeanum (Macabeanum Rhododendron)
Rhododendron niveum (Niveum Rhododendron)
Rhododendron sinofalconeri (Sinofalconer Rhododendron)
Rhododendron sinogrande (Sinogrande Rhododendron)

Rubus

Rubus odoratus (Flowering Raspberry )
Rubus parviflorus (Thimbleberry )

Salix

Salix magnifica (Magnolia-leaf Willow )

Styrax

Styrax obassia (Fragrant Snowbell)

Tilia

Tilia americana (American Linden )
Tilia americana 'Continental Appeal' (Continental Appeal Linden )

Trachycarpus

Trachycarpus fortunei (Chinese Windmill Palm )

Viburnum

Viburnum lantanoides (Hobblebush)
Viburnum rhytidophyllum (Leatherleaf Viburnum)

Washingtonia

Washingtonia filifera (California Fan Palm )

Yucca

Yucca brevifolia (Joshua Tree)
Yucca elata (Soaptree Yuca)
Yucca filamentosa (Adam's Needle Yucca)
Yucca filamentosa 'Golden Sword' (Golden Sword Yucca)
Yucca glauca ( Small Soapweed )
Yucca recurvifolia (Pendulous Yucca )
Yucca rostrata (Big Bend Yucca )
Yucca treculeana (Spanish Bayonet)