Parrotia

Parrotia persica (Persian Parrotia )

Parrotiopsis

Parrotiopsis jacquemontiana (No English common name )

Philadelphus

Philadelphus 'Buckleys Quill' (Buckley's Quill Mockorange)
Philadelphus 'Snowdwarf' (Snowdwarf Mockorange)
Philadelphus × virginalis 'Miniature Snowflake' (Miniature Snowflake Mockorange )
Philadelphus × virginalis 'Natchez' (Natchez Mockorange)
Philadelphus × virginalis  (Virginal Mockorange)

Photinia

Photinia villosa (Oriental Photinia)

Physocarpus

Physocarpus opulifolius (Common Ninebark)
Physocarpus opulifolius 'Dart's Gold' (Dart's Gold Ninebark )
Physocarpus opulifolius Diabolo® (Diabolo Ninebark )
Physocarpus opulifolius 'Luteus' (Luteus Ninebark )
Physocarpus opulifolius Summer Wine™ (Summer Wine Ninebark )

Poncirus

Poncirus trifoliata (Trifoliate Orange )
Poncirus trifoliata 'Flying Dragon' (Flying Dragon Trifoliate Orange)

Prunus

Prunus americana (Wild Plum )
Prunus besseyi (Sand Cherry )
Prunus × cistena (Purpleleaf Sandcherry )
Prunus fruticosa (Steppe Cherry )
Prunus glandulosa (Dwarf Flowering Almond)
Prunus prostrata (Rock Cherry )
Prunus virginiana 'Canada Red' (Canada Red Chokecherry)
Prunus virginiana var. virginiana (Common Chokecherry)

Pterostyrax

Pterostyrax hispida (Epaulette Tree )

Rhododendron (defines evaluations)

Rhododendron Tri Lights™ (Tri-Lights Azalea)

Rhodotypos

Rhodotypos scandens (Black Jetbead)

Rhus

Rhus aromatica (Fragrant Sumac)
Rhus aromatica 'Gro-Low' (Gro-Low Fragrant Sumac)
Rhus typhina (Staghorn Sumac)
Rhus typhina 'Laciniata' (Laceleaf Staghorn Sumac)

Ribes

Ribes × gordonianum (Gordon's Currant)
Ribes malvaceum (Chaparral Currant)
Ribes odoratum (Golden Currant )

Rosa

Rosa acicularis (Wild Prickly Rose)
Rosa rugosa (Rugosa Rose)

Rubus

Rubus allegheniensis (Allegheny Blackberry)
Rubus lineatus (Silky-leaved Berry)
Rubus odoratus (Flowering Raspberry )

Salix

Salix caprea 'Kilmarnock' (Kilmarnock Willow)
Salix magnifica (Magnolia-leaf Willow )

Sambucus

Sambucus canadensis (American Elderberry)
Sambucus nigra (Common Elderberry )
Sambucus nigra Black Beauty™ (Black Beauty Elderberry )
Sambucus nigra Black Lace™ (Black Lace Elderberry )
Sambucus nigra 'Laciniata' (Fern-leaved Elderberry )
Sambucus nigra 'Purpurea' (Purpurea Elderberry )

Sorbus

Sorbus koehneana (Chinese Mountain Ash )
Sorbus poteriifolia (Mountain Ash)

Spiraea

Spiraea × arguta (Garland Spirea)
Spiraea betulifolia 'Tor' (Tor Birchleaf Spirea)
Spiraea fritschiana (Korean Spirea)
Spiraea japonica (Japanese Spirea)
Spiraea japonica 'Anthony Waterer' (Anthony Waterer Spirea )
Spiraea japonica 'Bumalda' (Bumald Spirea)
Spiraea japonica Double Play® Painted Lady® (Painted Lady® Spirea)
Spiraea japonica 'Goldflame' (Goldflame Spirea)
Spiraea japonica 'Goldmound' (Goldmound Spirea)
Spiraea japonica 'Lemon Princess' (Lemon Princess Spirea)
Spiraea japonica Limemound® (Limemound Spirea)
Spiraea japonica 'Little Princess' (Little Princess Spirea)
Spiraea japonica Magic Carpet™ (Magic Carpet Spirea)
Spiraea japonica var. alpina (Daphne Spirea)
Spiraea miyabei (Miyabe Spirea)
Spiraea nipponica (Nippon Spirea)
Spiraea nipponica 'Snowmound' (Snowmound Spirea)
Spiraea prunifolia 'Plena' (Bridalwreath Spirea)
Spiraea thunbergii (Thunberg Spirea)
Spiraea thunbergii 'Fujino Pink' (Fujino Pink Spirea)
Spiraea thunbergii Mellow Yellow™ (Mellow Yellow Spirea, )
Spiraea × vanhouttei (Van Houtte Spirea )
Spiraea × vanhouttei 'Pink Ice' (Pink Ice Spirea)

Stachyurus

Stachyurus praecox (Early Spiketail)

Stewartia

Stewartia serrata (Sawtooth Stewartia)

Styrax

Styrax japonicus (Japanese Snowbell)
Styrax japonicus 'Evening Light' (Evening Light Japanese Snowbell)
Styrax japonicus 'Pink Chimes' (Pink Chimes Japanese Snowbell )

Symplocos

Symplocos paniculata (Sapphire Berry )

Vaccinium

Vaccinium corymbosum (Highbush Blueberry)

Viburnum

Viburnum × bodnantense 'Dawn' (Dawn Bodnantense Viburnum)
Viburnum bracteatum (Bracted Viburnum )
Viburnum × burkwoodii (Burkwood Viburnum)
Viburnum carlesii (Koreanspice Viburnum)
Viburnum dentatum (Arrowwood Viburnum)
Viburnum dentatum Chicago Lustre® (Chicago Lustre Arrowwood Viburnum)
Viburnum dilatatum (Linden Viburnum )
Viburnum dilatatum Cardinal Candy™ (Cardinal Candy Viburnum)
Viburnum dilatatum 'Erie' (Erie Linden Viburnum)
Viburnum farreri (Fragrant Viburnum)
Viburnum × juddii (Judd Viburnum)
Viburnum lantana (Wayfaringtree Viburnum)
Viburnum lantana 'Variegatum' (Variegated Wayfaringtree Viburnum)
Viburnum lantanoides (Hobblebush)
Viburnum lentago (Nannyberry )
Viburnum nudum (Possumhaw )
Viburnum opulus var. opulus (European Cranberrybush Viburnum )
Viburnum opulus var. opulus 'Compactum' (Compact European Viburnum)
Viburnum opulus var. opulus 'Nanum' (Dwarf European Cranberry Bush Viburnum)
Viburnum opulus var. opulus 'Roseum' (European Snowball Viburnum)
Viburnum opulus var. opulus 'Xanthocarpum' (Yellow-fruited European Cranberrybush Viburnum)
Viburnum opulus var. sargentii (Sargent Viburnum)