Persea Persian Ironwood
Persian Ivy (spp.) Persian Ivy 'Dentata Variegata'
Persian Ivy 'Trabzon' Persian Lilac
Persian Maple Persian Oak
Persian Parrotia Persian Silk Tree (spp.)
Persian Silk Tree 'Rosea' Persian Walnut (spp.)
Persian Walnut 'Ambassador' Persimmon
Persimmon, American Persimmon, Japanese
Persimmon, Mexican Persimmon, Texas
'Peter Smithers' Magnolia 'Peterstar Silver Bells' Poinsettia
'Petit Bleu™' Blue Mist Spirea Petit Boux Caledonien
'Petite Embers™' Crapemyrtle: indica 'Petite Orchid™' Crapemyrtle: indica
'Petite Pink' Oleander 'Petite Pinkie™' Crapemyrtle: indica
'Petite Plum' Butterflybush 'Petite Plum™' Crapemyrtle: indica
'Petite Red' Flame of the Woods 'Petite Red Imp™' Crapemyrtle: indica
'Petite Salmon' Oleander 'Petticoat' Copperleaf
Petticoat Palm Petunia: californica, Wild
'Pfitzer' Chinese Juniper 'Pfitzeriana Compacta' Chinese Juniper
Pheasant Berry (spp.) Pheasant Berry 'Golden Lanterns®'
Pheasant Berry 'Purple Rain' 'Pheasant' Rose
Phebalium Phebalium, Scaly
Philippine Medussa (spp.) Philippine Orchid
Philodendron 'Imperial Green' Philodendron 'Moonlight'
Philodendron 'Pluto' Philodendron 'Xanadu'
Philodendron, Blushing 'Imperial Red' Philodendron, Heart Leaf
Philodendron, Parlor Ivy Philodendron, Red-Leaf 'Imperial Red'
Philodendron, Tree Philodendron: scandens, Heart Leaf
Photinia Photinia 'Redstart'
Photinia, Chinese Photinia, Fraser (spp.)
Photinia, Fraser 'Pink Marble™' Photinia, Oriental
Photinia, Red Leaf Photinia, Red Tip (spp.)
Photinia, Red Tip 'Pink Marble™' Photinia: davidiana
Photinia: serrulata, Chinese Phygelius 'African Queen'
'Phyllis Barrow' Southern Magnolia Piccabeen Palm
'Picnic Giant' Hydrangea 'Picnic' Rose
'Picos' Purple Gromwell 'Picta' Japanese Kerria
'Picturata' Japanese Laurel 'Picture' Saucer Magnolia: soulangianahybrid
Piedmont Azalea Piedmont Rhododendron
Pieris Pieris, Chinese
Pieris, Himalaya Pieris, Japanese (spp.)
Pieris, Japanese 'Compacta' Pieris, Japanese 'Dorothy Wycoff'
Pieris, Japanese 'Little Heath' Pieris, Japanese 'Mt. Fire'
Pieris, Japanese 'Valley Rose' Pieris, Japanese Variegated
Pieris, Mountain Pig Laurel 'Hammonasset'
Pig Laurel 'Royal Dwarf' Pigeon Berry 'Golden Edge'
Pigeon Berry 'Sapphire Showers' Pigeon Berry Variegated
Pigeon Grape Pigeon Plum
Pigeon Plum: rugosa Pignut Hickory
Pignut Palm Pignut Palm: lagenicaulis
'Pilaris' Anglojapanese Yew Pillar Crabapple