Parkinsonia aculeata Parkinsonia aculeata x microp 'Desert Museum'
Parkinsonia florida Parkinsonia microphylla
Parkinsonia praecox Parkinsonia texana
Parrotia persica Parrotia persica 'Pendula'
Parthenocissus henryana Parthenocissus himalayana
Parthenocissus quinquefolia Parthenocissus quinquefolia 'Engelmannii'
Parthenocissus quinquefolia 'Star Showers' Parthenocissus quinquefolia 'Troki (Red Wall®)'
Parthenocissus quinquefolia 'Variegata' Parthenocissus quinquefolia 'Yellow Wall'
Parthenocissus tricuspidata Parthenocissus tricuspidata 'Fenway Park'
Passiflora 'Coral Glow' Passiflora 'Incense'
Passiflora caerulea Passiflora caerulea 'Constance Eliott'
Passiflora coccinea Passiflora edulis
Passiflora incarnata Passiflora lutea
Passiflora vitifolia Paulownia fargesii
Paulownia fortunei Paulownia kawakamii
Paulownia tomentosa Pavonia lasiopetala
Paxistima canbyi Pedilanthus tithymaloides ssp. smallii
Peltophorum africanum Peltophorum dubium
Peltophorum pterocarpum Pentalinum luteum
Pereskia aculeata 'Godseffiana' Pereskia bahiensis
Pereskia bleo Pereskia grandifolia
Persea americana Persea borbonia
Persea palustris Petrea volubilis
Petrophytum hendersonii Phebalium squamulosum
Phebalium whitei Phellodendron amurense
Phellodendron amurense 'Macho' Phellodendron sachalinense
Philadelphus 'Belle Etoile' Philadelphus 'Bouquet Blanc'
Philadelphus 'Scheesturm' Philadelphus 'Snow Velvet'
Philadelphus 'Snowbelle' Philadelphus 'White Rock'
Philadelphus 'Yellow Hill' Philadelphus coronarius
Philadelphus coronarius 'Aureus' Philadelphus coronarius 'Buckley's Quill'
Philadelphus coronarius 'Variegatus' Philadelphus x falconeri
Philadelphus inodorus Philadelphus x lemoinei
Philadelphus x lemoinei 'Innocence' Philadelphus x lemoinei 'Manteau d' Hermine'
Philadelphus lewisii 'Mount Tahoma' Philadelphus schrenkii
Philadelphus x virginalis 'Minnesota Snowflake' Philadelphus x virginalis 'Natchez'
Phillyrea latifolia Philodendron x 'Black Cardinal'
Philodendron x 'Imperial Green' Philodendron x 'Moonlight'
Philodendron x 'Pluto' Philodendron x 'Xanadu'
Philodendron bipinnatifidum Philodendron erubescens 'Imperial Red'
Philodendron scandens Philodendron scandens ssp. oxycardium
Phoenix canariensis Phoenix canariensis x reclinata
Phoenix dactylifera Phoenix reclinata
Phoenix roebelinii Phoenix rupicola
Phoenix sylvestris Photinia x 'Redstart'
Photinia beauverdiana Photinia davidiana
Photinia x fraseri Photinia x fraseri 'Pink Marble™'
Photinia glabra Photinia serrulata
Photinia villosa Phygelius aequalis 'Cedrec Morris'
Phygelius aequalis 'Yellow Trumpet' Phygelius x rectus 'African Queen'