Agave

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

Daphniphyllum

Daphniphyllum macropodum (False Daphne )

Fatsia

Fatsia japonica (Japanese Fatsia)

Hesperaloe

Hesperaloe parviflora (Red Yucca)

Nerium

Nerium oleander (Oleander)

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)

Viburnum

Viburnum rhytidophyllum (Leatherleaf Viburnum)

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)