Pachira aquatica
Pachycereus pringlei
Paeonia 'Bartzella'
Paeonia 'Buckeye Belle'
Paeonia 'Callie's Memory'
Paeonia cambessedesii
Paeonia cambessedesii x mlokosewitschii
Paeonia 'Cora Louise'
Paeonia corsica
Paeonia daurica ssp. coriifolia
Paeonia daurica ssp. wittmanniana
Paeonia delavayi potaninii
Paeonia 'Going Bananas'
Paeonia Hybrid
Paeonia japonica
Paeonia 'Julia Rose'
Paeonia 'Krinkled White'
Paeonia lactiflora
Paeonia lithophila
Paeonia 'Lollipop'
Paeonia 'Mackinac Grand'
Paeonia mascula mascula
Paeonia mlokosewitschii
Paeonia 'Moon of Nippon'
Paeonia obovata ssp. willmottiae
Paeonia 'Pastel Splendor'
Paeonia rockii
Paeonia x smouthii
Paeonia veitchii var. woodwardii
Paesia scaberula
Panicum virgatum 'Northwind'
Panisea uniflora
Papaver cambricum
Papaver dubium
Papaver 'Jacinth'
Papaver orientale 'Patty's Plum'
Papaver 'Tequila Sunrise'
Paphiopedilum American hybrid
Paphiopedilum appletonianum
Paphiopedilum insigne
Paphiopedilum insigne 'Striatiifolium'
Paraboea crassifolia
Paris axialis
Paris bashanensis
Paris Chen Yi sp.2
Paris Chen Yi sp.9
Paris cronquistii
Paris daliensis
Paris delavayi petiolata
Paris incompleta
Paris luquanensis
Paris marmorata
Paris polyphylla
Paris polyphylla alba
Paris polyphylla ssp appendiculata
Paris polyphylla stenophylla
Paris polyphylla thibetica
Paris quadrifolia
Paris vaniotii
Parochaetus communis
Parodia buiningii
Parodia comarapana
Parodia comarapana "mairanana"
Parodia commutans
Parodia graessneri
Parodia haselbergii
Parodia leninhausii
Parodia leninghausii longispina
Parodia notabilis
Parodia rutilans
Parodia schumanniana ssp. claviceps
Parodia scopa
Parodia Taduc Villa Charcas
Parodia Variegated
Parodia warasii
Parodia werneri
Pasithea caerulea
Passiflora alata
Passiflora 'Cary'
Passiflora 'Crimson Tears'
Passiflora 'Debby'
Passiflora x exoniensis
Passiflora gracilens
Passiflora 'Imperatrice Eugenie'
Passiflora 'Lady Margaret'
Passiflora 'Lavender Lady'
Passiflora 'Star of Kingston'
Passiflora 'Victoria'
Patersonia sericea
Pelargonium australe
Pelargonium cordifolium rubrocinctum
Pelargonium endlicherianum
Pelargonium exstipulatum
Pelargonium fulgidum
Pelargonium 'Happy Thought'
Pelargonium iocastrum
Pelargonium ionidiflorum
Pelargonium 'Lilian Pottinger'
Pelargonium luridum
Pelargonium 'Mabel Grey'
Pelargonium odoratissimum
Pelargonium quinquelobatum
Pelargonium 'Renate Parsley'
Pelargonium rodneyanum
Pelargonium sidoides 'Burgundy'
Pelargonium sidoides Dark Form
Pelargonium 'Sloe Gin Fizz'
Pelargonium 'Splendide'
Pelargonium tomentosum
Pelargonium triste
Peliosanthes arisanensis BSWJ 3639
Peliosanthes caesia BSWJ 5183
Pellaea atropurpurea
Pellaea falcata
Pellaea rotundifolia
Pellaea viridis
Penstemon campanulatus pulchellus
Penstemon 'Fujiyama'
Penstemon 'Phoenix Violet'
Penstemon pinifolius 'Mersea Yellow'
Penstemon Pink.
Pentaglottis sempervirens
Pereskia grandifolia
Pericallis appendiculata
Pericallis 'Senetti Bicolor Blue'
Pericallis 'Senetti Deep Blue'
Persea ichangensis
Persea indica
Persea thunbergii
Persicaria amplexicaulis 'Alba'
Persicaria amplexicaulis 'Atrosanguinea'
Persicaria amplexicaulis 'Blackfield'
Persicaria amplexicaulis 'Eastfield'
Persicaria amplexicaulis 'Elworthy Candy'
Persicaria amplexicaulis 'Golden Arrow'
Persicaria amplexicaulis 'Orangofield' ORANGEFIELD
Persicaria amplexicaulis 'Rosea'
Persicaria campanulata
Persicaria campanulata 'Madame Figard'
Persicaria campanulata 'Ring of Roses'
Persicaria campanulata 'Rosenrot'
Persicaria campanulata 'Variegated'
Persicaria microcephala 'Red Dragon'
Persicaria microcephala 'Silver Dragon'
Persicaria sinuata 'Needhams Form'
Persicaria virginiana filiformis
Petasites japonicus 'Nishiki-boki'
Petasites versipilus
Petrocosmea begonifolia
Petrocosmea cryptica
Petrocosmea duclouxii
Petrocosmea flaccida
Petrocosmea 'Fluffernutter'
Petrocosmea forrestii
Petrocosmea grandiflora
Petrocosmea HT-2
Petrocosmea iodioides
Petrocosmea kerrii 'Creme de Crug'
Petrocosmea 'Keystone's Angora'
Petrocosmea 'Keystone's Bantam'
Petrocosmea 'Keystone's Barn Swallow'
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Petrocosmea aff. martinii 'Crug's Capricious'
Petrocosmea minor
Petrocosmea 'Rosemary Platz'
Petrocosmea sericea
Petrocosmea yumebutai
Petunia exserta
Petunia patagonica
Petunia 'Phantom'
Peucedanum ostruthium 'Daphnis'
Phaedranassa dubia
Phalaenopsis 'Homebase Blush'
Phalaenopsis 'Homebase Yellow '
Phalaenopsis 'Lime Green'
Phalaenopsis 'Mini Purple'
Phalaenopsis 'No Frills Yellow'
Phalaenopsis 'Pink'
Phalaenopsis 'Purple Blotch'
Phalaenopsis 'Sainsburys Purple'
Phalaenopsis 'Trevenna Tiny'
Phalaenopsis 'Variegated'
Phallus impudicus
Phaseolus coccineus
Phegopteris connectilis
Phegopteris hexagonoptera
Philadelphus 'Belle Etoile'
Philadelphus delavayi var. melanocalyx 'Nymans'
Philadelphus x lemoinei
Philadelphus purpurascens
Philadelphus 'Silver Showers'
Philadelphus 'Snowbelle'
x Philageria veitchii
Philesia magellanica
Philesia magellanica 'Rosea'
Philodendron atratum
Philodendron lindenii
Philodendron mayoi
Philodendron scandens 'Brasil'
Philodendron selloum
Philodendron 'Xanadu'
Phlebodium aureum
Phlebodium aureum 'Glaucum'
Phlebodium aureum 'Mandaianum'
Phlebodium aureum 'Raadphle01' DAVANA
Phlebodium pseudoaureum 'Blue Star'
x Phlebosia 'Nicolas Diamond'
Phlomis fruticosa 'Rougemont'
Phlomis samia
Phlox subulata 'McDaniel's Cushion'
Phlox subulata 'Purple Beauty'
Phoenix canariensis
Phoenix roebelinii
Pholidota leveilleana
Pholidota yunnanensis
Photinia davidiana 'Prostrata'
Photinia x fraseri 'Mclarlou' LOUISE
Photinia prionophylla
Phygelius aequalis 'Trewidden Pink'
Phygelius 'Candy Drops Cream'
Phygelius 'Blaphy' NEW SENSATION
Phygelius x rectus 'Devils Tears'
Phygelius x rectus 'Ivory Twist'
Phygelius x rectus 'Jodie Southon'
Phygelius x rectus 'Midas Touch'
Phygelius x rectus 'Yapcor' SOMERFORD FUNFAIR CORAL
Phygelius x rectus 'Yapor' SOMERFORD FUNFAIR ORANGE
Phygelius x rectus 'Yapwin' SOMERFORD FUNFAIR WINE
Phygelius x rectus 'Yapyel' SOMERFORD FUNFAIR YELLOW
Phygelius 'Rory'
Phymatosorus diversifolius
Phymatosorus scolopendria
Phymatosorus scolopendria 'Greenwave'
Phymatosorus scolopendria 'Skippy'
Physalis alkekengi var. franchetii Variegated
Phytolacca americana
Phytolacca americana 'Silberstein'
Piaranthus pillansii
Pieris 'Firecrest'
Pieris 'Flaming Silver'
Pieris 'Forest Flame'
Pieris formosa
Pieris formosa var.forrestii
Pieris formosa 'Wakehurst'
Pieris japonica
Pieris japonica 'Cupido'
Pieris japonica 'Debutante'
Pieris japonica 'Dorothy Wycoff'
Pieris japonica 'Katsura'
Pieris japonica 'Little Heath'
Pieris japonica 'Little Heath Green'
Pieris japonica 'Mountain Fire'
Pieris japonica 'Pygmaea'
Pieris japonica 'Rokujo's Carpet'
Pieris japonica 'Valley Valentine'
Pieris japonica 'White Rim'
Pieris nana
Pieris taiwanensis
Pilosocereus occultiflorus
Pilosocereus pachycladus
Pinellia cordata
Pinellia cordata 'Purple Flower'
Pinellia pedatisecta
Pinellia peltata
Pinellia tripartita 'Dragon Tails'
Pinguicula click here for full list
Pinus bhutanica
Pinus radiata
Piper heydei
Pitcairnia bergii
Pitcairnia echinata
Pitcairnia flammea var. glabrior
Pitcairnia grafii
Pitcairnia heterophylla
Pitcairnia Tamanzuchale
Pittosporum dallii
Pittosporum tobira 'Variegata'
Pittosporum undulatum
Plagianthus regius
Plantago asiatica Variegated
Plantago lanceolata 'Golden Spears'
Plantago lanceolata "variegated"
Platanthera metabifolia
Platycerium bifurcatum
Platycodon grandiflorus 'Astra'
Plectranthus ciliatus 'Sasha Gold'
Plectranthus excisus
Plectranthus 'Mona Lavender'
Plectranthus oertendahlii
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Pleione click here for full list
Pleurothallis excelsa
Pleurothallis grobii
Pleurothallis hemirhoda
Pleurothallis lindenii
Pleurothallis restrepioides
Pleurothallis restrepioides 'Dragonstone'
Pleurothallis tuerckheimii
Plumbago auriculata
Podachaenium eminens
Podocarpus elongatus
Podocarpus henkelii
Podocarpus matudae
Podocarpus salignus
Podophyllum delavayi
Podophyllum delavayi Edward Needham Form
Podophyllum difforme
Podophyllum hexandrum
Podophyllum hexandrum 'Chinese White'
Podophyllum 'Kaleidoscope'
Podophyllum peltatum
Podophyllum pleianthum
Podophyllum 'Spotty Dotty'
Podophyllum tsayuense
Podophyllum veitchii
Podophyllum versipelle
Pogonia japonica
Pogonia ophioglossoides
Polaskia chichipe
Polemonium pauciflorum 'Sulphur Trumpets'
Pollia japonica
Polygonatum click here for full list
Polylepis australis
Polypodium click here for full list
Polyscias balfouriana 'Butterfly'
Polyscias filicifolia
Polyscias sambucifolia
Polystachya pubescens
Polystichum acrostichoides
Polystichum aculeatum
Polystichum altum
Polystichum biaristatum
Polystichum bissectum
Polystichum x dycei
Polystichum mayebarae
Polystichum munitum
Polystichum neolobatum
Polystichum polyblepharum
Polystichum polyblepharum 'Jade'
Polystichum proliferum
Polystichum setiferum
Polystichum setiferum 'Caernarfon'
Polystichum setiferum 'Congestum'
Polystichum setiferum 'Congestum Crispum'
Polystichum setiferum 'Hamlet'
Polystichum setiferum 'Herrenhausen'
Polystichum setiferum 'Mrs Goffey'
Polystichum setiferum 'Plumoso-multilobum'
Polystichum setiferum 'Plumosum Densum'
Polystichum setiferum 'Plumosum Washfield'
Polystichum setiferum 'Proliferum'
Polystichum setiferum 'Ray Smith'
Polystichum setiferum 'Rotundatum Cristatum'
Polystichum tsussimense
Polystichum xiphophyllum
Polystichum yunnanense
Polytrichium sp.
Ponerorchis graminifolia
Populus alba 'Richardii'
Potentilla 'Gibsons Scarlet'
Potentilla 'Gibsons Scarlet Variegated'
Potentilla recta 'Sulphurea'
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Pratia pedunculata 'County Park'
Pratia pedunculata 'Alba'
Primula click here for full list
Prinsepia utilis
Prospero autumnale albiflora
Prospero obtusifolium
Prostanthera 'Poorinda Ballerina'
Prostanthera walteri
Protea burchellii
Protea cynaroides
Protea repens
Prunella vulgaris
Prunus avium
Prunus 'Cheal's Weeping'
Prunus 'Hally Jolivette'
Prunus incisa 'Kojo-no-mai'
Prunus incisa 'Mikinori'
Prunus incisa 'Oshidori'
Prunus 'Kanzan'
Prunus laurocerasus 'Castlewellan'
Prunus laurocerasus 'Otto Luyken'
Prunus laurocerasus 'Variegated'
Prunus laurocerasus 'Zabeliana'
Prunus lusitanica
Prunus 'Okame'
Prunus padus
Prunus spinosa
Prunus spinosa 'Purpurea'
Prunus subhirtella 'Autumnalis'
Pseudogynoxys chenopodioides
Pseudopanax 'Chainsaw'
Pseudopanax laetus
Pseudopanax linearifolia
Pseudopanax 'Sabre'
Pseudophegopteris levingei
Pseudowintera colorata 'Red Leopard'
Psidium 'Brazil'
Ptelea trifoliata 'Aurea'
Pteridophyllum racemosum
Pteris actinopteroides
Pteris cretica
Pteris cretica var. albolineata
Pteris cretica 'Mayi'
Pteris cretica 'Roweri'
Pteris dentata 'Straminea'
Pteris ensiformis
Pteris henryi
Pteris grevilleana
Pteris parkeri
Pteris tremula
Pteris umbrosa
Pteris wallichiana
Pterocactus australis
Pterocactus megliolii
Pterocactus tuberosus
Pterostylis cocinna
Pterostylis curta
Pulmonaria angustifolia 'Azurea'
Pulmonaria 'Blue Ensign'
Pulsatilla vernalis Golden foliage
Pulsatilla vulgaris 'Papageno'
Puya assurgens
Puya berteroniana
Puya castellanosii
Puya chilensis
Puya coerulea
Puya coerulea var. violacea
Puya harmsii
Puya laxa
Puya (laxa x mirabilis)
Puya mirabilis
Puya raimondii
Puya spathacea
Puya venusta
Puya yakespala
Pyrrosia angustata
Pyrrosia confluens var. dielsii
Pyrrosia 'Crested SB.1'
Pyrrosia 'Cut Leaf SB.2'
Pyrrosia drakeana
Pyrrosia drakeana 'Julian Reed'
Pyrrosia eberhardtii
Pyrrosia eleagnifolia
Pyrrosia hastata
Pyrrosia hastata 'Harima Jishi'
Pyrrosia hastata 'Hiryu'
Pyrrosia hastata 'Mikasa'
Pyrrosia hastata 'Ryujin'
Pyrrosia hastata 'Shikoku Jishi'
Pyrrosia hastata 'World Champion'
Pyrrosia (hastata x polydactyla)
Pyrrosia heteractis 'Chen Yi'
Pyrrosia heteractis 'Fan Si Pan'
Pyrrosia heteractis NMJ.10.125.a
Pyrrosia linearifolia 'Urakoryu Jishi'
Pyrrosia lingua
Pyrrosia lingua 'Chinese Hardy'
Pyrrosia lingua 'Crestata'
Pyrrosia lingua 'Cristata'
Pyrrosia lingua 'Evan Sharp'
Pyrrosia lingua 'Julian Reed'
Pyrrosia lingua 'Monstrifera'
Pyrrosia lingua 'Ogon Nishiki'
Pyrrosia lingua 'Tachiba Koryu Broad Leaf'
Pyrrosia lingua 'Tachiba Koryu Narrow Leaf'
Pyrrosia lingua 'Variegated'
Pyrrosia lingua 'Variegated Serrated'
Pyrrosia lingua 'Yabane'
Pyrrosia nummularifolia
Pyrrosia petiolosa
Pyrrosia polydactylos
Pyrrosia porosa
Pyrrosia rupestris
Pyrrosia sheareri
Pyrrosia subfurfuracea TH 3835
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