Botanical Name Listing
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Common Name Listing
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Fuchsia ( Orange King Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, pinks,  

Fuchsia ( Orange Mirage Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, pinks,  

Fuchsia ( Orange Queen Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, pinks,  

Fuchsia ( Oranje Boven Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, pinks,  

Fuchsia ( Oranje Van Os Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, pinks, whites,  

Fuchsia ( Oregon Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, pinks, reds,  

Fuchsia ( Oregon Trail Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: purples, reds,  

Fuchsia ( Organza Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: pinks, purples,  

Fuchsia ( Orient Express Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, pinks, whites,  

Fuchsia ( Oriental Lace Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: purples, reds,  

Fuchsia ( Oriental Lantern Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: reds, whites,  

Fuchsia ( Oriental Princess Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: pinks, whites,  

Fuchsia ( Oriental Sunrise Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges,  

Fuchsia ( Oriole Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: purples, reds,  

Fuchsia ( Orion Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: purples, reds,  

Fuchsia ( Orthenburger Festival Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: purples, reds,  

Fuchsia ( Orwell Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, pinks, whites,  

Fuchsia ( Othello Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: purples, reds,  

Fuchsia ( Otto Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: blues, purples, reds,  

Fuchsia ( Otto Furst Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: pinks,  

Fuchsia ( Otto Krunze Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: oranges, reds,  

Fuchsia ( Our Ted Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: whites,  

Fuchsia ( Ovation Fuchsia )
Family: Onagraceae   Category: annuals and biennials, houseplants, perennials, shrubs,   Color: creams, oranges, pinks, purples, reds,  

Paeonia lactiflora ( Odile Peony )
Family: Paeoniaceae   Category: perennials,   Color: pinks,  

Paeonia lactiflora ( Okinawa Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Old Faithful Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Old Lace Peony )
Family: Paeoniaceae   Category: perennials,   Color: whites,  

Paeonia lactiflora ( Old Siwash Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Onahama Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Onondaga Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Opal Hamilton Peony )
Family: Paeoniaceae   Category: perennials,   Color: pinks,  

Paeonia lactiflora ( Orange Glory Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Orange Gold Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Orange Lace Peony )
Family: Paeoniaceae   Category: perennials,   Color: pinks,  

Paeonia lactiflora ( Oriental Gold Peony )
Family: Paeoniaceae   Category: perennials,   Color: yellows,  

Paeonia lactiflora ( Orlando Roberts Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Osage Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Otto Froebel Peony )
Family: Paeoniaceae   Category: perennials,   Color: reds,  

Paeonia lactiflora ( Ozark Beauty Peony )
Family: Paeoniaceae   Category: perennials,   Color: pinks,  

Paeonia obovata ( Obovata Peony )
Family: Paeoniaceae   Category: perennials,   Color: whites,  

Paeonia ostii ( Ostii Peony )
Family: Paeoniaceae   Category: landscape, shrubs,   Color: whites,  

Papaver orientale ( Oriental Poppy )
Family: Papaveraceae   Category: perennials,   Color: burgundy, pinks, purples, reds, whites,  

Papaver somniferum ( Opium Poppy )
Family: Papaveraceae   Category: annuals and biennials,   Color: pinks, purples, reds, whites,  

Parodia ocampoi ( Ocampoi Cactus )
Family: Cactaceae   Category: cacti and other succulents, houseplants,   Color: yellows,  

Parodia ottonis ( Ottonis Cactus )
Family: Cactaceae   Category: cacti and other succulents, houseplants,   Color: reds, yellows,  

Passiflora organensis ( Organensis Passionflower )
Family: Passifloraceae   Category: climbers,   Color: creams, purples,  

Paxistima myrtifolia ( Oregon Boxwood )
Family: Celastraceae   Category: ground covers, shrubs,   Color: greens, reds,  

Pelargonium ( Occold Lagoon Geranium )
Family: Geraniaceae   Category: annuals and biennials, houseplants, perennials,   Color: pinks,  

Pelargonium ( Old Spice Geranium )
Family: Geraniaceae   Category: annuals and biennials, houseplants, perennials,   Color: whites,  

Pelargonium ( Orange Appeal Geranium )
Family: Geraniaceae   Category: annuals and biennials, houseplants, perennials,   Color: oranges,  

Pelargonium ( Orange Ricard Geranium )
Family: Geraniaceae   Category: annuals and biennials, houseplants, perennials,   Color: oranges,  

Pennisetum orientale ( Orientale Fountain Grass )
Family: Poaceae   Category: ornamental grasses and bamboos, perennials,   Color: pinks,  

Penstemon ( Oaklea Red Penstemon )
Family: Scrophulariaceae   Category: perennials,   Color: reds,  

Penstemon ( Old Candy Pink Penstemon )
Family: Scrophulariaceae   Category: perennials,   Color: pinks, reds, whites,  

Penstemon ( Osprey Penstemon )
Family: Scrophulariaceae   Category: perennials,   Color: pinks, whites,  

Pentas ( Orchid Star Pentas )
Family: Rubiaceae   Category: annuals and biennials, perennials,   Color: purples,  

Phaseolus vulgaris ( Oceana’s Summer Pole Bean )
Family: Fabaceae   Category: annuals and biennials, climbers, edibles, vegetables,   Color: whites,  

Phaseolus vulgaris ( Odawa Indian Bush Bean )
Family: Fabaceae   Category: annuals and biennials, edibles, vegetables,   Color: whites,  

Phaseolus vulgaris ( Ojo de Cabro Bean )
Family: Fabaceae   Category: annuals and biennials, edibles, vegetables,   Color: whites,  

Phaseolus vulgaris ( Old Fashioned Soldier Bush Bean )
Family: Fabaceae   Category: annuals and biennials, edibles, vegetables,   Color: whites,  

Phaseolus vulgaris ( Oodham Pink Bean )
Family: Fabaceae   Category: annuals and biennials, climbers, edibles, vegetables,   Color: whites,  

Phaseolus vulgaris ( Oregon Giant Pole Bean )
Family: Fabaceae   Category: annuals and biennials, edibles, vegetables,   Color: whites,  

Phlox maculata ( Omega Phlox )
Family: Polemoniaceae   Category: perennials,   Color: purples, reds, whites,  

Phlox paniculata ( Orange Perfection Garden Phlox )
Family: Polemoniaceae   Category: perennials,   Color: oranges,  

Phlox pilosa ( Ozark Phlox )
Family: Polemoniaceae   Category: ground covers, perennials,   Color: pinks,  

Photinia villosa ( Oriental Photinia )
Family: Rosaceae   Category: landscape, shrubs, trees,   Color: whites,  

Phyllostachys nigra ( Othello Black Bamboo )
Family: Poaceae   Category: edibles, landscape, ornamental grasses and bamboos,  

Phyllostachys sulphurea ( Ougon-Kou Chiku Bamboo )
Family: Poaceae   Category: ornamental grasses and bamboos, shrubs,  

Picea abies ( Ohlendorffii Norway Spruce )
Family: Pinaceae   Category: shrubs,  

Picea orientalis ( Oriental Spruce )
Family: Pinaceae   Category: trees,  

Pisum sativum ( Oregon Giant Snow Pea )
Family: Fabaceae   Category: annuals and biennials, climbers, edibles,  

Pisum sativum ( Oregon Pioneer Shelling Pea )
Family: Fabaceae   Category: annuals and biennials, climbers, edibles,  

Pisum sativum ( Oregon Sugar Pod II Snow Pea )
Family: Fabaceae   Category: annuals and biennials, climbers, edibles,  

Pisum sativum ( Oregon Sugar Pod Snow Pea )
Family: Fabaceae   Category: annuals and biennials, climbers, edibles,  

Pisum sativum ( Oregon Trail Shelling Pea )
Family: Fabaceae   Category: annuals and biennials, climbers, edibles,  

Pleioblastus oleosus ( Oleosus Bamboo )
Family: Poaceae   Category: edibles, landscape, ornamental grasses and bamboos,  

Potentilla fruticosa ( Ochroleuca Potentilla )
Family: Rosaceae   Category: perennials, shrubs,   Color: whites,  

Primula ( Old Yellow Dusty Miller Primrose )
Family: Primulaceae   Category: perennials,   Color: whites, yellows,  

Primula elatior ( Oxlip Primrose )
Family: Primulaceae   Category: perennials,   Color: yellows,  

Primula obconica ( Obconica Primrose )
Family: Primulaceae   Category: annuals and biennials, houseplants, landscape, perennials,   Color: blues, pinks, purples, reds, whites,  

Prunus ( Olympus Sweet Cherry )
Family: Rosaceae   Category: fruits, trees,   Color: pinks, whites,  

Prunus laurocerasus ( Otto Luyken English Laurel )
Family: Rosaceae   Category: landscape, shrubs,   Color: whites,  

Prunus persica ( O’Henry Peach )
Family: Rosaceae   Category: edibles, fruits, trees,   Color: pinks,  

Prunus persica ( Orange Cling Peach )
Family: Rosaceae   Category: edibles, fruits, trees,   Color: pinks,  

Prunus persica ( Ouachita Gold Peach )
Family: Rosaceae   Category: edibles, fruits, trees,   Color: pinks, whites,  

Prunus salicina ( Omaha Japanese Plum )
Family: Rosaceae   Category: fruits, trees,   Color: whites,  

Prunus salicina ( Ozark Premier )
Family: Rosaceae   Category: fruits, trees,   Color: pinks, whites,  

Pseudosasa owatarii ( Owatarii Pseudosasa )
Family: Poaceae   Category: landscape, ornamental grasses and bamboos,  

Pseudotsuga menziesii ( Oudemansii Douglas Fir )
Family: Pinaceae   Category: landscape, shrubs, trees,  

Psygmorchis pusilla ( Oncidium Orchid )
Family: Orchidaceae   Category: orchids,   Color: yellows,  

Pteris cretica ( Ouvrardii Cretan Brake )
Family: Pteridaceae   Category: ferns and moss,  

Pyrus communis ( Olia Pear )
Family: Rosaceae   Category: fruits, trees,   Color: pinks, whites,  

Pyrus communis ( Onward Pear )
Family: Rosaceae   Category: fruits, trees,   Color: pinks, whites,  

Pyrus communis ( Orcas Pear )
Family: Rosaceae   Category: fruits, trees,   Color: pinks, whites,  

Pyrus communis ( Orient Pear )
Family: Rosaceae   Category: fruits, trees,   Color: pinks, whites,  

Pyrus pyrifolia ( Okusankichi Asian Pear )
Family: Rosaceae   Category: fruits, shrubs, trees,   Color: whites,  

Rhododendron ( Obergdrtner Nietner Mollis Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, reds,  

Rhododendron ( Odin Mollis Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, pinks, yellows,  

Rhododendron ( Ogi no Odorikaraki Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron ( Ogikasane Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, whites,  

Rhododendron ( Oimatsu Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: reds,  

Rhododendron ( Oino Mezame Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron ( Old Faithful Gable Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, reds,  

Rhododendron ( Old Gold Exbury Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, pinks, yellows,  

Rhododendron ( Omoine Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples,  

Rhododendron ( One-O-One Exbury Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, yellows,  

Rhododendron ( Oogocho Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, reds,  

Rhododendron ( Oouchi Yama Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, reds, whites,  

Rhododendron ( Ophelia Mollis Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges,  

Rhododendron ( Oranea Mollis Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron ( Orange Ball Ilam Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges,  

Rhododendron ( Orange Beauty Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron ( Orange Chimes Belgian Indian Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron ( Orange Coral Bell Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron ( Orange Cup Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges,  

Rhododendron ( Orange Glow Mollis Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, yellows,  

Rhododendron ( Orange Pride Southern Indian Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: reds,  

Rhododendron ( Orange Sander Belgian Indian Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron ( Orange Sherbet Greenwood Hybrid Azalea )
Family: Ericaceae   Category: ground covers, landscape, shrubs,   Color: reds,  

Rhododendron ( Orange Supreme Exbury Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron ( Orange Truffles Knap Hill Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds, yellows,  

Rhododendron ( Orangeade Knap Hill Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges,  

Rhododendron ( Orchid Lights Northern Lights Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron ( Orchid Pericat Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, reds,  

Rhododendron ( Orchiphilla Belgian Indian Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron ( Ore Beni Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, purples, whites,  

Rhododendron ( Orient Exbury Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron ( Orientale Exbury Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, pinks, yellows,  

Rhododendron ( Orion Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron ( Orwell Knap Hill Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron ( Osaraku Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, whites,  

Rhododendron ( Osprey Knap Hill Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: whites,  

Rhododendron ( Oswald de Kerchove Mollis Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, yellows,  

Rhododendron ( Otome Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron ( Otto Lilienthal Mollis Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: yellows,  

Rhododendron ( Ouchiyama Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, reds,  

Rhododendron ( Oxydol Exbury Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: whites, yellows,  

Rhododendron ( Ozora Kurume Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, purples,  

Rhododendron catawbiense ( Old Port Catawba Rhododendron )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples,  

Rhododendron flammeum ( Oconee Azalea )
Family: Ericaceae   Category: shrubs,   Color: reds,  

Rhododendron hybrida ( Ochroleuca Ghent Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: whites, yellows,  

Rhododendron hybrida ( Octavian Robin Hill Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: creams, pinks,  

Rhododendron hybrida ( Ogon no Mai Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron hybrida ( Ogon no Tsuki Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, reds, whites,  

Rhododendron hybrida ( Oh My Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, purples, whites,  

Rhododendron hybrida ( Okina Nishiki Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron hybrida ( Olga Niblett Robin Hill Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: whites, yellows,  

Rhododendron hybrida ( Omen Glenn Dale Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: greens, whites, yellows,  

Rhododendron hybrida ( Omoi no Maku Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron hybrida ( Onsho Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, whites,  

Rhododendron hybrida ( Opera Glenn Dale Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, reds, yellows,  

Rhododendron hybrida ( Opherie Ghent Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, yellows,  

Rhododendron hybrida ( Optima Ghent Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, whites, yellows,  

Rhododendron hybrida ( Oracle Glenn Dale Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, purples, reds,  

Rhododendron hybrida ( Orange Man Ghent Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, yellows,  

Rhododendron hybrida ( Oriflamme Glenn Dale Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, reds, whites,  

Rhododendron hybrida ( Orison Glenn Dale Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: purples, reds, whites,  

Rhododendron hybrida ( Orpheus Glenn Dale Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, purples,  

Rhododendron hybrida ( Osakazuki Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron hybrida ( Oscar I Ghent Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, pinks, yellows,  

Rhododendron hybrida ( Otome Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: creams, pinks, whites,  

Rhododendron hybrida ( Otome Zakura Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron hybrida ( Otome no Mai Satsuki Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, purples,  

Rhododendron kaempferi ( Oberon Torch Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron kaempferi ( Ophelia Torch Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks,  

Rhododendron kaempferi ( Orange Beauty Torch Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges,  

Rhododendron kaempferi ( Orange Favorite Kaempferi Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, yellows,  

Rhododendron kaempferi ( Orange Giant Torch Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges,  

Rhododendron kaempferi ( Orange King Torch Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, reds,  

Rhododendron kaempferi ( Oregon Pride Kaempferi Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, yellows,  

Rhododendron kaempferi ( Othello Kaempferi Hybrid Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: reds,  

Rhododendron kiusianum ( Otome gokora Kyushu Azalea )
Family: Ericaceae   Category: ground covers, landscape, shrubs,   Color: pinks, purples,  

Rhododendron occidentale ( Ocean Gold Western Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: oranges, pinks, yellows,  

Rhododendron occidentale ( Ocean Mist Western Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: pinks, whites, yellows,  

Rhododendron occidentale ( Oryx Western Azalea )
Family: Ericaceae   Category: landscape, shrubs,   Color: whites, yellows,  

Rosa ( Octavia Hill Rose )
Family: Rosaceae   Category: edibles, ground covers, perennials, shrubs,   Color: pinks,  

Rosa ( Old Black Rose )
Family: Rosaceae   Category: ground covers, perennials, shrubs,   Color: burgundy, purples,  

Rosa ( Old Blush China Rose )
Family: Rosaceae   Category: climbers, edibles, ground covers, perennials, shrubs,   Color: pinks,  

Rosa ( Old Glory Rose )
Family: Rosaceae   Category: climbers, edibles, ground covers, perennials, shrubs,   Color: creams, oranges, pinks, whites,  

Rosa ( Old Master Rose )
Family: Rosaceae   Category: edibles, ground covers, perennials, shrubs,   Color: reds, whites,  

Rosa ( Old Spanish Rose Rose )
Family: Rosaceae   Category: shrubs,   Color: purples, reds,  

Rosa ( Olde Fragrance Rose )
Family: Rosaceae   Category: edibles, shrubs,   Color: pinks, purples, reds,  

Rosa ( Olympiad Rose )
Family: Rosaceae   Category: edibles, ground covers, perennials, shrubs,   Color: reds,  

Rosa ( Ophelia Rose )
Family: Rosaceae   Category: edibles, ground covers, perennials, shrubs,   Color: pinks,  

Rosa ( Orange Sensation Rose )
Family: Rosaceae   Category: edibles, ground covers, perennials, shrubs,   Color: oranges, reds,  

Rosa ( Orange Sunblaze Rose )
Family: Rosaceae   Category: edibles, ground covers, perennials, shrubs,   Color: oranges, reds,  

Rosa ( Orange Triumph Rose )
Family: Rosaceae   Category: edibles, ground covers, perennials, shrubs,   Color: reds,  

Rosa ( Oranges and Lemons Rose )
Family: Rosaceae   Category: edibles, ground covers, perennials, shrubs,   Color: oranges, pinks, reds, yellows,  

Rosa ( Otohime Rose )
Family: Rosaceae   Category: edibles, shrubs,   Color: pinks,  

Rosa ( Our Sacha Rose )
Family: Rosaceae   Category: shrubs,   Color: reds,  

Rosa ( Our Vanilla Rose )
Family: Rosaceae   Category: shrubs,   Color: greens, whites,  

Rosa omeiensis ( Omei Rose )
Family: Rosaceae   Category: shrubs,   Color: whites,