Trees: Robl - Royl (93)

Roble Beech Roble Guayo Robust Acacia Rock Grevillea Rock Maple (spp.) Rock Maple 'Ann Rutledge' Rock Maple 'Arrowhead' Rock Maple 'Celebration' Rock Maple 'Coleman' Rock Maple 'Commemoration' Rock Maple 'Eagle Claw' Rock Maple 'Endowment' Rock Maple 'Fairview' Rock Maple 'Globosum' Rock Maple 'Goldspire' Rock Maple 'Legacy' Rock Maple 'Newton Sentry' Rock Maple 'Seneca Chief' Rock Maple 'Skybound' Rock Maple 'Sweet Shadow' Rock Maple 'Temple's Upright' Rock Palm (spp.) Rock Palm 'Elegans' 'Rockanje' White Willow Rockingham Podocarp Rocky Mountain Fir 'Compacta' Rocky Mountain Juniper (spp.) Rocky Mountain Juniper 'Chandler's Blue' Rocky Mountain Juniper 'Gray Gleam' Rocky Mountain Juniper 'Holmes Silver' Rocky Mountain Juniper 'Medora' Rocky Mountain Juniper 'Minima' Rocky Mountain Juniper 'Moonglow' Rocky Mountain Juniper 'Moonlight' Rocky Mountain Juniper 'Pathfinder' Rocky Mountain Juniper 'Platinum' Rocky Mountain Juniper 'Rependens' Rocky Mountain Juniper 'Skyrocket' Rocky Mountain Juniper 'Tolleson's Green Weeping' Rocky Mountain Juniper Weeping Rocky Mountain Juniper 'Wichita Blue' Rocky Mountain Maple Rocky Mountain Pinyon Rocky Mountain Pinyon Pine Rocky Mountain Scrub Oak Rocky Mountain White Oak Rocky Mountain White Pine (spp.) Rocky Mountain White Pine Blue Roman Cassie Rootspine Palm Rose Apple Rose Apple, Coolamon Rose Apple: malaccense Rose Eucalyptus Rose Gum Rose Satinash Rose Tamarind Rose, China 'TieDye Wind' Rose, Dowerin 'Rosea' American Yellow Wood 'Rosea' Flowering Dogwood 'Rosea' Mimosa 'Rosea' Red Ironbark 'Rosea' Star Magnolia Rosebud Cherry (spp.) Rosebud Cherry 'Autumnalis' Rosebud Cherry 'Tai-Haka' Rosebud Cherry Weeping 'Rosebud' Japanese Flowering Apricot 'Rosehill' White Ash 'Rosemary Clarke' Japanese Flowering Apricot Rose-of-China 'TieDye Wind' Rosewood Rosewood, Burmese Rosewood, Indian 'Rosy Tips' White Bottlebrush 'Rotundifolia' Flowering Ash 'Rotundiloba' Sweetgum Round Leaf Birch Round Leaf Holly Round-leaf Fan Palm Round-leaf Hawthorn Roundleaf Livistona 'Royal Burgundy' Oriental Cherry 'Royal Crown' Magnolia Royal Palm Royal Palm: spp. Royal Paulownia Royal Poinciana 'Royal Red' Norway Maple 'Royal Star' Star Magnolia 'Royal White' Eastern Redbud 'Royle' Japanese Maple