Find in A-Z:
Paeonia officinalis (Garden Peony) Latest year: 1998 [Draft Account]
Panicum capillare (Witch-grass) Latest year: 2003 [Draft Account]
Panicum miliaceum (Common Millet) Latest year: 2006 [Draft Account]
Papaver argemone (Prickly Poppy) Latest year: 2005 [Draft Account]
Papaver atlanticum (Atlas Poppy) Latest year: 1977 [Draft Account]
Papaver dubium (Long-headed Poppy) Latest year: 2003 [Draft Account]
Papaver dubium ssp. dubium (Long-headed Poppy) Latest year: 2006 [Draft Account]
Papaver dubium ssp. lecoqii (Yellow-juiced Poppy) Latest year: 2004 [Draft Account]
Papaver hybridum (Rough Poppy) Latest year: 1990 [Draft Account]
Papaver orientale (Oriental Poppy) Latest year: 1999 [Draft Account]
Papaver pseudoorientale (Oriental Poppy) Latest year: 2000 [Draft Account]
Papaver rhoeas (Common Poppy) Latest year: 2006 [Draft Account]
Papaver somniferum (Opium Poppy) Latest year: 2007 [Draft Account]
Parentucellia viscosa (Yellow Bartsia) Latest year: 2000 [Draft Account]
Parietaria judaica (Pellitory-of-the-Wall) Latest year: 2007 [Draft Account]
Paris quadrifolia (Herb Paris) Latest year: 2007
Parnassia palustris (Grass of Parnassus) Latest year: 2005 [Draft Account]
Parthenocissus quinquefolia (Virginia-creeper) Latest year: 2003 [Draft Account]
Parthenocissus tricuspidata (Boston Ivy) Latest year: 1960 [Draft Account]
Pastinaca sativa (Wild Parsnip) Latest year: 2006 [Draft Account]
Pedicularis palustris (Marsh Lousewort) Latest year: 1969 [Draft Account]
Pedicularis sylvatica (Lousewort) Latest year: 2003 [Draft Account]
Pentaglottis sempervirens (Green Alkanet) Latest year: 2007 [Draft Account]
Persicaria amphibia (Amphibious Bistort) Latest year: 2007 [Draft Account]
Persicaria amplexicaulis (Red Bistort) Latest year: 1998 [Draft Account]
Persicaria bistorta (Common Bistort) Latest year: 2006 [Draft Account]
Persicaria campanulata (Lesser Knotweed) Latest year: 2003 [Draft Account]
Persicaria hydropiper (Water-pepper) Latest year: 2006 [Draft Account]
Persicaria lapathifolia (Pale Persicaria) Latest year: 2006 [Draft Account]
Persicaria maculosa (Redshank) Latest year: 2007 [Draft Account]
Persicaria minor (Small Water-pepper) Latest year: 2005 [Draft Account]
Persicaria vivipara (Alpine Bistort) Latest year: 2002 [Draft Account]
Persicaria wallichii (Himalayan Knotweed) Latest year: 1996 [Draft Account]
Persicaria x intercedens (a knotweed) Latest year: 1970 [Draft Account]
Petasites albus (White Butterbur) Latest year: 2003 [Draft Account]
Petasites fragrans (Winter Heliotrope) Latest year: 2006 [Draft Account]
Petasites hybridus (Butterbur) Latest year: 2007
Petasites japonicus (Giant Butterbur) Latest year: 2001 [Draft Account]
Petroselinum crispum (Garden Parsley) Latest year: 1998 [Draft Account]
Petunia axillaris x integrifolia (P. x hybrida) (Petunia) Latest year: 2003 [Draft Account]
Peucedanum ostruthium (Masterwort) Latest year: 1993 [Draft Account]
Phacelia tanacetifolia (Phacelia) Latest year: 2006 [Draft Account]
Phalaris arundinacea (Reed Canary-grass) Latest year: 2007 [Draft Account]
Phalaris canariensis (Canary-grass) Latest year: 2007 [Draft Account]
Phalaris paradoxa (Awned Canary-grass) Latest year: 2005 [Draft Account]
Phegopteris connectilis (Beech Fern) Latest year: 2001 [Draft Account]
Philadelphus coronarius (Mock Orange) Latest year: 2000 [Draft Account]
Phleum bertolonii (Smaller Cat's-tail) Latest year: 2006 [Draft Account]
Phleum pratense sens.lat. (Timothy) Latest year: 2007 [Draft Account]
Phleum pratense sens.str. (Timothy) Latest year: 2007 [Draft Account]
Phormium tenax (New-Zealand Flax) Latest year: 2003 [Draft Account]
Phragmites australis (Common Reed) Latest year: 2007 [Draft Account]
Phyllitis scolopendrium (Hart's-tongue) Latest year: 2007 [Draft Account]
Physalis alkekengi (Japanese-lantern) Latest year: 2001 [Draft Account]
Physocarpus opulifolius (Ninebark) Latest year: 1969 [Draft Account]
Phyteuma spicatum (Spiked Rampion) Latest year: 1975 [Draft Account]
Picea abies (Norway Spruce) Latest year: 2003 [Draft Account]
Picea sitchensis (Sitka Spruce) Latest year: 2007 [Draft Account]
Picris echioides (Bristly Oxtongue) Latest year: 2006 [Draft Account]
Picris hieracioides (Hawkweed Oxtongue) Latest year: 2005 [Draft Account]
Pieris floribunda (Mountain Fetter-bush) Latest year: 1974 [Draft Account]
Pilosella aurantiaca (Fox-and-cubs) Latest year: 2007 [Draft Account]
Pilosella aurantiaca ssp. carpathicola (a fox and cubs) Latest year: 2004 [Draft Account]
Pilosella flagellaris ssp. flagellaris (a shetland mouse-ear-hawkweed) Latest year: 1980 [Draft Account]
Pilosella officinarum (Mouse-ear-hawkweed) Latest year: 2007 [Draft Account]
Pilosella peleteriana ssp. tenuiscapa (a shaggy mouse-ear-hawkweed) Latest year: 1968 [Draft Account]
Pimpinella major (Greater Burnet-saxifrage) Latest year: 2007 [Draft Account]
Pimpinella saxifraga (Burnet-saxifrage) Latest year: 2007 [Draft Account]
Pinguicula grandiflora (Large-flowered Butterwort) Latest year: 2004 [Draft Account]
Pinguicula vulgaris (Common Butterwort) Latest year: 2005
Pinus contorta (Lodgepole Pine) Latest year: 2006 [Draft Account]
Pinus nigra (Austrian Pine) Latest year: 2007 [Draft Account]
Pinus nigra ssp. laricio (Corsican Pine) Latest year: 2002 [Draft Account]
Pinus nigra ssp. nigra (Austrian Pine) Latest year: 2003 [Draft Account]
Pinus sylvestris (Scots Pine) Latest year: 2007 [Draft Account]
Pistia stratiotes (Water-lettuce) Latest year: 2006 [Draft Account]
Pisum sativum (Garden Pea) Latest year: 2003 [Draft Account]
Plantago coronopus (Buck's-horn Plantain) Latest year: 2004 [Draft Account]
Plantago lanceolata (Ribwort Plantain) Latest year: 2007 [Draft Account]
Plantago major (Greater Plantain) Latest year: 2007 [Draft Account]
Plantago major ssp. intermedia (a greater plantain) Latest year: 1994 [Draft Account]
Plantago major ssp. major (a greater plantain) Latest year: 2003 [Draft Account]
Plantago maritima (Sea Plantain) Latest year: 2001
Plantago media (Hoary Plantain) Latest year: 2007 [Draft Account]
Platanthera bifolia (Lesser Butterfly-orchid) Latest year: 1969
Platanthera chlorantha (Greater Butterfly-orchid) Latest year: 2006
Platanus x hispanica (P. occidentalis x orientalis) (London Plane) Latest year: 2004 [Draft Account]
Poa angustifolia (Narrow-leaved Meadow-grass) Latest year: 1999 [Draft Account]
Poa annua (Annual Meadow-grass) Latest year: 2007 [Draft Account]
Poa chaixii (Broad-leaved Meadow-grass) Latest year: 1988 [Draft Account]
Poa compressa (Flattened Meadow-grass) Latest year: 2007 [Draft Account]
Poa humilis (Spreading Meadow-grass) Latest year: 2002 [Draft Account]
Poa nemoralis (Wood Meadow-grass) Latest year: 2006 [Draft Account]
Poa palustris (Swamp Meadow-grass) Latest year: 1956 [Draft Account]
Poa pratensis sens.lat. (Smooth Meadow-grass) Latest year: 2007 [Draft Account]
Poa pratensis sens.str. (Smooth Meadow-grass) Latest year: 2007 [Draft Account]
Poa trivialis (Rough Meadow-grass) Latest year: 2007 [Draft Account]
Polemonium caeruleum (Jacob's-ladder) Latest year: 2007
Polygala serpyllifolia (Heath Milkwort) Latest year: 2007 [Draft Account]
Polygala vulgaris (Common Milkwort) Latest year: 2007 [Draft Account]
Polygonatum multiflorum (Solomon's-seal) Latest year: 2007 [Draft Account]
Polygonatum multiflorum x odoratum (P. x hybridum) (Garden Solomon's Seal) Latest year: 2006 [Draft Account]
Polygonatum odoratum (Angular Solomon's-seal) Latest year: 2006 [Draft Account]
Polygonum arenastrum (Equal-leaved Knotgrass) Latest year: 2006 [Draft Account]
Polygonum aviculare agg. (Knotgrass [agg.]) Latest year: 2007 [Draft Account]
Polygonum aviculare sens.str. (Knotgrass) Latest year: 2006 [Draft Account]
Polypodium cambricum (Southern Polypody) Latest year: 2003 [Draft Account]
Polypodium cambricum x vulgare (P. x font-queri) (a polypody) Latest year: 2001 [Draft Account]
Polypodium interjectum (Intermediate Polypody) Latest year: 2007 [Draft Account]
Polypodium interjectum x vulgare (P. x mantoniae) (a polypody) Latest year: 2001 [Draft Account]
Polypodium vulgare agg. (Polypody) Latest year: 2007 [Draft Account]
Polypodium vulgare sens. str. (Polypody) Latest year: 2006 [Draft Account]
Polypogon monspeliensis (Annual Beard-grass) Latest year: 2006 [Draft Account]
Polystichum aculeatum (Hard Shield-fern) Latest year: 2007 [Draft Account]
Polystichum aculeatum x setiferum (P. x bicknellii) (a hybrid buckler-fern) Latest year: 2004 [Draft Account]
Polystichum setiferum (Soft Shield-fern) Latest year: 2007 [Draft Account]
Populus alba (White Poplar) Latest year: 2006 [Draft Account]
Populus alba x tremula (P. x canescens) (Grey Poplar) Latest year: 2006 [Draft Account]
Populus balsamifera (Eastern Balsam-poplar) Latest year: 2000 [Draft Account]
Populus nigra (a poplar) Latest year: 2006 [Draft Account]
Populus nigra Italica (Lombardy-poplar) Latest year: 2005 [Draft Account]
Populus nigra ssp. betulifolia (Black Poplar) Latest year: 2001 [Draft Account]
Populus tremula (Aspen) Latest year: 2007 [Draft Account]
Populus trichocarpa (Western Balsam Poplar) Latest year: 2006 [Draft Account]
Populus x canadensis (P. deltoides x nigra) (Hybrid Black Poplar) Latest year: 2003 [Draft Account]
Populus x canadensis Serotina (P. deltoides x nigra) (a poplar) Latest year: 1988 [Draft Account]
Populus x jackii (balm-of-Gilead) Latest year: 2003 [Draft Account]
Potamogeton alpinus (Red Pondweed) Latest year: 1995 [Draft Account]
Potamogeton berchtoldii (Small Pondweed) Latest year: 2006 [Draft Account]
Potamogeton compressus (Grass-wrack Pondweed) Latest year: 2006 [Draft Account]
Potamogeton crispus (Curled Pondweed) Latest year: 2006 [Draft Account]
Potamogeton crispus x friesii (P. x lintonii) (Linton's Pondweed) Latest year: 1969 [Draft Account]
Potamogeton crispus x perfoliatus (P. x cooperi) (Cooper's Pondweed) Latest year: 1969 [Draft Account]
Potamogeton friesii (Flat-stalked Pondweed) Latest year: 1991 [Draft Account]
Potamogeton lucens (Shining Pondweed) Latest year: 2002 [Draft Account]
Potamogeton natans (Broad-leaved Pondweed) Latest year: 2007 [Draft Account]
Potamogeton obtusifolius (Blunt-leaved Pondweed) Latest year: 1998 [Draft Account]
Potamogeton pectinatus (Fennel Pondweed) Latest year: 2007 [Draft Account]
Potamogeton perfoliatus (Perfoliate Pondweed) Latest year: 2002 [Draft Account]
Potamogeton polygonifolius (Bog Pondweed) Latest year: 2007 [Draft Account]
Potamogeton praelongus (Long-stalked Pondweed) Latest year: 1990 [Draft Account]
Potamogeton pusillus (Lesser Pondweed) Latest year: 2006 [Draft Account]
Potamogeton trichoides (Hairlike Pondweed) Latest year: 2005 [Draft Account]
Potentilla anglica (Trailing Tormentil) Latest year: 2005 [Draft Account]
Potentilla anglica x erecta (P. x suberecta) (a cinquefoil) Latest year: 1997 [Draft Account]
Potentilla anserina (Silverweed) Latest year: 2007 [Draft Account]
Potentilla argentea (Hoary Cinquefoil) Latest year: 2003 [Draft Account]
Potentilla crantzii (Alpine Cinquefoil) Latest year: 2004 [Draft Account]
Potentilla erecta (Tormentil) Latest year: 2007 [Draft Account]
Potentilla erecta ssp. erecta (a tormentil) Latest year: 2002 [Draft Account]
Potentilla fruticosa (Shrubby Cinquefoil) Latest year: 1999 [Draft Account]
Potentilla neumanniana (Spring Cinquefoil) Latest year: 2006
Potentilla norvegica (Ternate-leaved Cinquefoil) Latest year: 1985 [Draft Account]
Potentilla palustris (Marsh Cinquefoil) Latest year: 2003 [Draft Account]
Potentilla recta (Sulphur Cinquefoil) Latest year: 1998 [Draft Account]
Potentilla reptans (Creeping Cinquefoil) Latest year: 2007 [Draft Account]
Potentilla sterilis (Barren Strawberry) Latest year: 2007 [Draft Account]
Potentilla x mixta sens. lat. (P. anglica or erecta x reptans) (Hybrid Cinquefoil) Latest year: 2005 [Draft Account]
Pratia angulata (Lawn Lobelia) Latest year: 1994 [Draft Account]
Primula farinosa (Bird's-eye Primrose) Latest year: 2002 [Draft Account]
Primula veris (Cowslip) Latest year: 2007
Primula veris x vulgaris (P. x polyantha) (False Oxlip) Latest year: 2007 [Draft Account]
Primula vulgaris (Primrose) Latest year: 2007
Prunella vulgaris (Selfheal) Latest year: 2007 [Draft Account]
Prunus avium (Wild Cherry) Latest year: 2007 [Draft Account]
Prunus cerasifera (Cherry Plum) Latest year: 2003 [Draft Account]
Prunus cerasus (Dwarf Cherry) Latest year: 2003 [Draft Account]
Prunus domestica (Wild Plum) Latest year: 2007 [Draft Account]
Prunus domestica ssp. domestica (Plum) Latest year: 1969 [Draft Account]
Prunus domestica ssp. insititia (Damson) Latest year: 2001 [Draft Account]
Prunus domestica ssp. italica (Greengage) Latest year: 1997 [Draft Account]
Prunus domestica x spinosa (P. x fruticans) (a cherry) Latest year: 1997 [Draft Account]
Prunus dulcis (Almond) Latest year: 1988 [Draft Account]
Prunus laurocerasus (Cherry Laurel) Latest year: 2007 [Draft Account]
Prunus lusitanica (Portugal Laurel) Latest year: 1998 [Draft Account]
Prunus padus (Bird Cherry) Latest year: 2007 [Draft Account]
Prunus serotina (Rum Cherry) Latest year: 2001 [Draft Account]
Prunus spinosa (Blackthorn) Latest year: 2007
Pseudofumaria lutea (Yellow Corydalis) Latest year: 2007 [Draft Account]
Pseudorchis albida (Small-white Orchid) Latest year: 1938
Pseudotsuga menziesii (Douglas Fir) Latest year: 2003 [Draft Account]
Pteridium aquilinum (Bracken) Latest year: 2007 [Draft Account]
Pteris cretica (Ribbon Fern) Latest year: 1977 [Draft Account]
Puccinellia distans (Reflexed Saltmarsh-grass) Latest year: 2006 [Draft Account]
Pulicaria dysenterica (Common Fleabane) Latest year: 2006 [Draft Account]
Pulmonaria officinalis (Lungwort) Latest year: 2005 [Draft Account]
Pyracantha coccinea (Firethorn) Latest year: 2007 [Draft Account]
Pyrola minor (Common Wintergreen) Latest year: 2004 [Draft Account]
Pyrola rotundifolia (Round-leaved Wintergreen) Latest year: 2006 [Draft Account]
Pyrola rotundifolia ssp. rotundifolia (a wintergreen) Latest year: 1981 [Draft Account]
Pyrus communis sens. lat. (Pear) Latest year: 2006 [Draft Account]
Pyrus communis sens. str. (Pear) Latest year: 2004 [Draft Account]
Pyrus pyraster sens.str. (Wild Pear) Latest year: 1999 [Draft Account]