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Plants, O to P
Table of contents
O to P Alphabetic listing of scientific names
| O | P |

Orbignya phalerata, babassu, babacu palm, aguassu, nuts, Arecaceae
Ochna serrulata, mickey mouse plant, bird's eye bush, small-leaved plane, widespread garden ornamental, invasive, South Africa,
Ochroma pryamidale, balsa tree, fast growing, light weight balsa wood, specific gravity 0.2, South America, Bombacaceae.
Ochrosia elliptica, elliptic yellowwood, inedible fruit, Apocynaceae.
(many species are called yellow wood)
Ochthochloa compressa, Sahara desert, Poaceae.
Ocimum species, basils, Lamiaceae
Oclemena nemoralis, bog-aster, Asteraceae.
Ocotea foetens, stinkwood, tilo, Canary Islands, Lauraceae.
Ocotea cymbarum, Amazonian sassafras, used to synthesise psychoactive drug MDMA, Brazil, Lauraceae.
Ocotea odorifera, Brazilian sassafras, honey plant, Brazil, Lauraceae.
Ocotea quixos, cinamon-like aroma, methyl cinnamate, ispinku spice, flavouring, Ecuador, Colombia, Lauraceae
Odontonema strictum, firespike, mottled tooththread, widespread, South America, Acanthaceae.
Odontostomum hartwegii, doll's lily, Hartweig's dolls-lily, Tecophilaeaceae.
Oeceoclades maculata, monk orchid, invasive, South America, Orchidaceae.
Oenanthe species, water dropworts, Apiaceae.
Oenanthe crocata, hemlock water dropwort, Apiaceae.
Oenanthe javanica, Java waterdropwort, water celery, Apiaceae.
Oenocarpus bacaba, bacaba acu, edible fruit, South America, Arecaceae.
Oenocarpus fasciculatum, Sri Lanka, Arecaceae.
Oenocarpus tigillarium, nibung, Malaysia, Philippines, Arecaceae.
Oenocarpus horridum, bayas, palm heart eaten , Malaysia, Philippines, Arecaceae.
Onagraceae., Evening primrose family
Oenothera biennis, evening primrose, Onagraceae.
Oenothera deltoides, bird-cage plant, devil's lantern, Onagraceae.
Olax stricta, small shrub, yellow-green foliage, root hemiparasite, Olacaceae.
Oldenlandiopsis callitrichoides, creeping-bluet, West Indies, Rubiaceae.
Oleaceae., Olive family
Olea europaea, olive, Oleaceae.
Olearia glutinosa, sticky daisy-bush, glandular hairs and stalked hairs, some with viscid secretion, Australia, Asteraceae.
Oligomeris linifolia, lineleaf whitepuff, widespread, Resedaceae.
Oligoneuron nitida, shiny goldenrod, USA, Asteraceae.
Olinia ventosa, hard pear, almond smell from crushed leaves, contains cyanogenic glucoside prunasinSouth Africa, Peneaceae.
Olsynium douglasii, grasswidow, North America, Iridaceae.
Oncidium species, dancing lady orchid, golden shower orchid, Orchidaceae.
Oncosperma fasciculatum, more than 15 m tall, suitable for parks, Ceylon, Arecaceae.
Oncosperma tigillarium, nibung palm, Ceylon, Arecaceae.
Oncostema peruviana, racemes of blue flowers, Northwest Africa, Liliaceae.
Olyra latifolia, carrycillo, used for drinking straws, Poaceae.
Omalotheca species, arctic cudweed, Asteraceae.
Omphalodes species, navelworts, blue flowers, Boraginaceae.
Onobrychis vicifolia, sainfoin, common sainfoin, antihelminth pasture grass, Fabaceae.
Restharrow (Ononis spinosa), spiny restharrow, herbal medicine, diuretic, treat skin disorders, kidney stones, Europe, Macedonia,
Dried herb sold as root.
Onopordum acanthium, Scotch thistle, Asteraceae.
Onosmodium, marble seed, Boraginaceae.
Oonopsis species, false goldenweed, Asteraceae.
Operculina turpethum, turpeth, St. Thomas lidpod, Indian jalap, Indian herbal medicine, India, Convolvulaceae.
Ophioglossum species, adder's tongue ferns very high chromosome count, herbal medicine, Ophioglossaceae.
Ophiopogon planiscapus, mondo grass, Liliaceae.
Ophyrs lutea, yellow bee orchid, Orchidaceae.
Ophyrs mellifera, bee orchid, Orchidaceae.
Ophyrs speculum, mirror orchid, Orchidaceae.
Oplismenus compositus, basket grass, running mountain grass, Asia, Poaceae.
Opoponax chironium, Hercules-all-heal, sweet myrrh, bitter, edible resin, incense plant, Italy, Iran Apiaceae.
Opuntia ficus-indica, prickly pear, Indian fig opuntia, nopal, semi-arid, up to 5 m, thick, succulent cladodes for stems, epidermis
repels water and sunlight, fruit called tuna used for jams and jellies, and Mexican alcoholic drink colonche, cattle feed and boundary
fence, hedges, prevent soil erosion, invasive in Australia, Mexico, Cactaceae.
Opuntia cylindrica, cylindrical stem later branches, saucer-shaped red-pink flowers (houseplant), Cactaceae.
Opuntia microdasys, bunny ears, rabbit's ears, golden bristle cactus, flat, green pads, to about 30 cm, tufts of tiny hooked barbs
(glochids), yellow flowers (houseplant), invasive in Australia, Cactaceae.
Opuntia phaecantha, tulip prickly pear, desert prickly pear, dense thickets, flat green pads (houseplant), USA, Mexico, Cactaceae.
Opuntia vestita cristata, cotton coral, catus, cylindrical joints, wool and long hairs, deep red flowers (houseplant), Cactaceae.
Orania sylvicola, ibul, Malaysia, Java, Arecaceae.
Orbexilum species, leather roots, USA, Fabaceae.
Orbignya oleifera, babassu palm, Orbignya seed oil, surfactant, cleaning oil, biofuel, contains babassu acid, Tropical america, Arecaceae.
Orchidaceae., Orchid family, monocotyledon
Orchis militaris, military orchid, Orchidaceae.
Orcuttia species, grow near hot mud pools, endangered species, USA, Poaceae.
Oreobolus pectinatus, comb sedge, in alpine cushion bogs, New Zealand, Cyperaceae.

Origanum species, Lamiaceae.
Origanum dictamnus, dittany of Crete, Lamiaceae.
Origanum marjorana, marjoram, sweet marjoram, Lamiaceae.
Origanum maru, Egyptian marjoram, Lamiaceae.
Origanum X majoricum, oregano, marjoram, hard sweet marjoram, high total phenolic content, 1165 mg of gallic acid / g, fresh weight,
Origanum onites, French marjoram, pot marjoram, perennial, garden herb, Lamiaceae.
Origanum syriacum (O. maru), Syrian oregano, Lamiaceae.
Origanum vulgare, oregano, Lamiaceae.
Origanum vulgare sunsp. glandulosum, golden oregano, Lamiaceae.
Origanum vulgare, subsp. gracile (O. tytthanthum, O. kopetdaghense), Russian oregano, Lamiaceae.
Origanum vulgare, subsp. hirtum (O. hirtum, O. heracleoticum), winter oregano (Spanish variety of origanum), Lamiaceae.
Origanum vulgare, subsp. virens (O. virens), wild marjoram, Lamiaceae.
Origanum vulgare, subsp. viride (O. heracleoticum), wild marjoram, Lamiaceae.
Origanum vulgare, subsp. vulgare, wild marjoram, oreganum oil, Lamiaceae.

Ormentis mixta (Anthemis mixta), Moroccan chamomile, Asteraceae.
Ormentis multicaulis, Moroccan chamomile, Asteraceae.
Ormosia cocconia horse eye bean, red seeds with one large black spot, jewellery but poisonous, southern US, South America,
Ormosia howii, ji chimu, chicken wing wood for furniture, now extinct, Hainan, China, Fabaceae.
Ormosia nobilis, lady bug tree, black spot on seed, used a jewellery by Indians, Surinam, Fabaceae.
Ornithopus compressus, yellow serradella, bird's foot, tropical pasture legume, Fabaceae.
Ornithogalum umbellatum, Star-of-Bethlehem, Asparagaceae.
Ornithogalum caudatum, false sea onion, Liliaceae
Orobanche species, broomrape, broom-rape, choke weed, Orobranchaceae.
Orobanche australiana, Australian broomrape, root parasite of Senecio, shoot herbaceous, stunted, yellow-green scale-like leaves,
Orobanche hederae, ivy broomrape, root parasite of ivy, hedera, Orobranchaceae.
Orontium aquaticum, golden club, grows in ponds, USA, Araceae.
Oroxylum indicum, midnight horror tree, Bignoniaceae.
Orpheum frutescens, sea rose, African pink gentian, South Africa, Gentianaceae.
Orthocarpus luteus, yellow owl's clover, North America, Orobranchaceae.
Orthosiphon aristatus, cat's whiskers, Java tea, Lamiaceae.
Oryza rufupogon, wild rice, red rice, brownbeard rice, invasive in USA, Southeast Asia, Poaceae.
Oryza glaberrima, African rice, ancient rice species, casual harvesting, Mali, Poaceae.
Oryza sativa, rice, edible grain, herbal medicine, Poaceae.
Osmanthus fragrans, sweet olive, fragrant olive, tea olive, devil wood, Oleaceae.
Osteospermum dimorphotheca, African daisy, daisy bush, widely used as park bedding plants, South Africa, Asteraceae.
Ostrya virginiana, hophornbeam, American ironwood, tough, wear-resistant wood, USA, Betulaceae.
Otocanthus caeruleous, Brazilian snapdragon, Caribbean blue, "Peek-a-Blue", blue flowers, leaves have minty pine scent, ornamental,
Ottelia alismoides, aquatic plant, widespread in tropics and southern China, Hydrocharitaceae.
Ottochloa gracillima, pademelon grass, Australia, Poaceae.
Owenia acidula, emu apple, up to 10 m, bright shiny green leaves, milky sap from broken twigs, purple-red edible fruit, large stone-like
seed, sour fruit pulp may cause hallucinationsis, Australian native food, Meliaceae.
Owenia cepiodora, onion cedar, onionwood, bog onion, timber like Australian red cedar, up to 30 m, new leaves have garlic scent,
Oxalidaceae., Wood sorrel family
Oxalis species
Oxycaryum cubense, cuban bulrush, Cyperaceae.
Oxychloris scariosa, widespread grass in Australia, Poaceae.
Oxydendrum arboreum, sorrel tree, sourwood, lily-of -the-valley tree, deciduous understory tree, delicate urn-shaped flowers,
Oxyria digyna, mountain sorrel, wood sorrel, herbal medicine, Inuit primitive cure for scurvy Northern hemisphere, Polygonaceae.
Oxytenanthera abyssinica, bamboo, tropical Africa, building industry, Poaceae.
Oxytropis sericea, loco weed, crazy weed, point vetch, miserotoxin and swainsonine alkaloid, which causes loco weed poisoning,
Ozothamnus hookeri, kerosene bush, aromatic shrub, scale-like leaves, grows in bogs, Australia, Asteraceae.

Malabar chestnut (Pachira aquatica), Guiana chestnut, Guyana chestnut, saba nuts, money tree, grows in swamps, ornamental sold with
braided trunk, (houseplant), Central and South America, Malvaceae.
Malabar chestnut Daley's Fruit Trees
Pachira species (Pachira quinata), pochote, lumber plantations, Central America, Malvaceae.
Pachira species Daley's Fruit Trees

Pachycereus pringlei, cardon cactus, Mexican giant cardon, edible, Mexico, Cactaceae.
Pachypodium lamerei, sold as popular "Madagascar palm", Apocynaceae
Pachypodium namaquanum, half-mens, elephant's trunk, lives in very arid areas, Southern Africa, single stem succulent, Apocynaceae.
Pachyrrhizus, Fabaceae.
Jicama (Pachyrrhizus erosus), yam bean, root vegetable, vine, peeled large taproot eaten cooked or raw, tastes like apple, Philippines,
Jicama, Daly's Fruit Trees
Pachystachys lutea, lollipop plant, cone-shaped yellow flower heads, white flowers within yellow bracts (houseplant), Acanthaceae.
Packera aurea, ragwort, golden ragwort, life root, herbal medicine but contains dangerous alkaloids, in "women's tonics", North America,
Paederia foetida, lesser malayan stinkwort, sewer vine, herbal medicine, Rubiaceae.
Chinese peony (Paeonia lactiflora), common garden peony, white peony, bai shao, herbal medicine, dried herb sold as root, China,
Paeonia officinalis, peony, herbal medicine, Paeoniaceae.
Paeonia suffruticosa, tree peony, mountain peony, moutan cortex, mudan, seasonal indoor potted plant, paenol, formerly Chinese
national flower, known as "king of flowers", China, Paeoniaceae.
Palaquium gutta, gutta-percha latex (electricity insulation, golf balls), distiled to produce isoprene, Sapotaceae.
Palmaceae: SeeArecaceae
Palicourea guianensis, showy cappel, mostly distylus, tropics, Rubiaceae.

Panax species, Araliaceae.
Panax elegantior, pearl ginseng, Araliaceae.
Panax ginseng, Chinese ginseng, Araliaceae.
Panax japonicus, Japanese ginseng, Araliaceae.
Panax notoginseng, Sanqui or Tienqi ginseng, Araliaceae.
Panax pseudoginseng, Himalayan ginseng, Araliaceae.
Panax quinquefolius, American ginseng, Ariaceae.
See diagram American ginseng plant
See diagram American ginseng root
Panax zingiberensis, ginger ginseng, Araliaceae.

Pancratium maritimum, sea daffodil, sand lily, may be mentioned in Song of Solomon in the Bible, Mediterranean region, Amaryllidaceae.

Pandanaceae., Screw-pine family, monocotyledon

Pandanus species, Pandanaceae.
Pandanus (Pandanus amaryllifolius), edible pandanas, pápalo, pandan,
rumpa, perennial, 1 metre +, herbal medicine, culinary uses, flavour rice, savoury sweets dishes,
leaf wraps, Pandanaceae.
Pandanus amaryllifolius, Daley's Fruit Trees

Screwpine (Pandanus odifer), pandanus palm, pandang, padang, perfumed flowers, source of aromatic attar of kewda
(keora, kewra), palm-like evergreens, sword-shaped spiny leaves, fruit like a pineapple, leaves used to flavour
rice dishes and wrap meats, aromatic flowers used to flavour sweets, Acetylpyrrolidine, tropical and sub-tropical, India, Polynesia,
Australian native food, Pandanaceae.
Native screwpine (Pandanus tectorius), hala, mangrove margins, beaches,
fruit eaten raw or cooked, atolls, herbal medicine, widely propagated, Micronesia, Pandanaceae.
Pandanus tectorius, Daley's Fruit Trees
Common screwpine, Pandanus utilis, fibres for ropes, baskets, roof thatching, Madagasgar, Mauritius, Pandanaceae.

Pandorea jasminoides, bower vine, bower of beauty, climber, to over 4 m, hardy, vigorous evergreen twining plant, floral display,
pale pink flowers with a deep pink throat or white flowerd variety "Lady Di", grow in full sun to partial shade with good drainage on
a fence or trellis or in large pots,
ornamental tree but aggressive root system, Brisbane City Council suggestion, Australia, Bignoniaceae.
Pandorea pandorana, wonga wonga vine, climber, creamy trumpet-shaped flowers, "Ruby Belle variety, ornamental tree, Australia,

Panicum antidotale, blue panic, panic grass, crab grass, switch grass, hamil grass, green panic, beaked panicum grass, pasture grass,
Panicum coloratum var. mararikariense, marikari grass, pasture grass, Poaceae.
Panicum decompositum, native millet, Australian millet, papa grass, umbrella grass, hairless leaves , up to 50 cm long, seed spikes,
seeds hand-harvested to make traditional damper bread, stock pasture, Australian native food, Poaceae.
Panicum maximum, Guinea grass, green panic, pasture grass, Poaceae.
Panicum miliaceum, common millet, proso millet, ancient grain, grown for birdseed, deficient in lysine, health food because does not
contain gluten, suitable for dryland farming, China, Poaceae.

Papaveraceae., Poppy family
Papaver species, poppy, Papaveraceae.
Papaver bracteatum, Iranian poppy, thebaine but no opioids, Papaveraceae.
Papaver rhoeas, poppy, common poppy, Papaveraceae.
Papaver somniferum, opium poppy, Papaveraceae.
Papaver somniferum subsp. horternse, poppy seed, Papaveraceae.
Arctic poppy (Papaver radicatum), Papaveraceae.
Iceland poppy (Papaver nudicaule), Papaveraceae.
Oriental poppy (Papaver orientale), Papaveraceae.

Paphiopedilum insigne, Venus' slipper, slipper orchid, India, Orchidaceae.
Paphiopedilum and 4 other genera are all called "lady's slipper orchid".
Pappophorum species, pappus grass, Poaceae.
Parahebe perfoliata, digger's speedwell, blue-lilac flowers on bending stems, Australia, Scrophulariaceae.
Parapholis incurva, sicklegrass, widespread, Poaceae.
Parasenecio hastatus, toxic pyrrolizidine alkaloids, Asia, Asteraceae.
Paraserianthes lophantha, Cape Leeuwin Wattle, Green island cay, Australia, Fabaceae
Pardanthopsis dichotoma, vesper iris, Iridaceae.
Parentucellia latifolia, broadleaf glandweed, widespread, Europe, Scrophulariaceae.
Parietaria judaica, pellitory of the wall, Urticaceae.
Parietaria officinalis, eastern pellitory-of-the-wall, Urticaceae.
Paris quadrifolia, herb Paris, true lover's knot, single flower and four leaves in cross shape, unbranched stem, paradin glucoside,
poisonous, Melanthiaceae.
Parkia speciosa, stink bean, eat immature bean and foliage, tastes like garlic, Fabaceae.
Parkinsonia aculeata, palo verde, jelly bean tree, horsebean, ornamental shade tree, invasive, widespread, Fabaceae.
Parmentiaria aculeata, cuachilote, food candle tree, Mexico, Bignoniaceae.
Parmentiaria edulis, guajilote, edible, ornamental, waxy skinned fruits, Bignoniaceae.
Parnassia, parnassus, Saxifragaceae.
Parodia aureispina, Golden tom thumb cactus, ball cactus, many white and yellow thorns (houseplant), Cactaceae.
Parodia chrysacanthion, ball cactus, bristle-like spines (houseplant), Cactaceae.
Paronychia, nail wort, Caryophyllaceae.
Parrotia persica, Persian ironwood, Hamamelidaceae.
Parthenium hysterophorus, Santa Maria fever few, pasture weed, Asteraceae.
Parthenocissus quinquefolia, Virginia creeper, "virgin ivy", five-finger, ornamental grape vine, deciduous, profuse purple autumn foliage,
raphides, North America, Mexico, Vitaceae
Pascopyrum, wheat grass, Poaceae.
Paspalidium, summer grass, box grasses, water crown grass, Poaceae.
Paspalum dilatatum, paspalum, crown grass, pasture grass, Poaceae.
Paspalum plicatulum, plicatulum grass, pasture grass, Poaceae.
Paspalum scrobiculatum, kodo millet, Poaceae.
Paspalum wettsteinii, broad-leaf paspalum, pasture grass, Poaceae.

Passifloraceae., Passion-flower family
Passiflora edulis, passion fruit, Passifloraceae.
Passiflora edulis var. flavicarpa), yellow passionfruit, Passifloraceae.
Passiflora foetida, wild maracuja, Passifloraceae.
Passiflora incarnata, passionflower, maypop, Passifloraceae.
Passiflora ligularis, sweet granadilla, Passifloraceae.
Passiflora maliformis, sweet calabash, Passifloraceae.
Passiflora quadrangularis, giant granadilla, Passifloraceae.
Passiflora tarminiana, banana passionfruit, Passifloraceae.

Pastinaca sativa, parsnip (parsnip from Latin pastinare, dig the ground), wild parsnip, vegetable, Apiaceae.
Patersonia xanthina, evanescent blue flowers, Iridaceae.
Guarana (Paullinia cupana), yoco yoco, bread and cheese (seeds and bark used as a beverage), climbing plant, large leaves and
bean-like black seeds | over 2% caffeine | catechin | Theobromine | Theophylline | herbal medicine, stimulant, Brazil, Sapindaceae.
Paulownia tomentosa, foxglove tree, princess tree, empress tree, kiri, fast growing, invasive, China, Paulowniaceae.
Dried herb sold as seed powder.
Pausinystalia johimbe, bark contains indole alkaloid yohimbe (C21H26N2O3), herbal medicine, supposed to cure erectile dysfunction,
Central Africa, Rubiaceae.
Pavonia, swamp mallow, Malvaceae.
Pectis, cinch weed, Asteraceae.
Pectocarya, comb seed, Boraginaceae.
Pedicularis, lousewort, Scrophulariaceae.
Pedicularis, red rattle grass, Poaceae.
Pediocactus, hedgehog cactus, Cactaceae.
Peganum harmala, harmal, wild rue, Syrian rue, esfand, African rue, harmine and derivatives, ancient herbal medicine, desert plant,
Mediterranean to India (not relarted to rue), Nitraniaceae.

Pelargonium species, Geraniaceae.
Pelargonium capitatum, rose geranium, Geraniaceae.
Pelargonium X domesticum, regal pelargonium, Geraniaceae.
Pelargonium grandiflorum, hybrids, "Regal" pelargonims, Geraniaceae.
Pelargonium graveolens, rose geranium, geranium (cvs P. odoratissimum, P. radens, P. capitatum, P. asperum), Geraniaceae.
Pelargonium, "pelargoniums", "popular geraniums", rose geranium, ornamental, garden herb, Geraniaceae.
Pelargonium peltatum (also hybrids), ivy-leaf geranium, Geraniaceae.
Pelargonium sidoides, umckaloabo, Geraniaceae.
Pelargonium zonale, zonal pelargonium, garden geranium, South Africa, Geraniaceae.

Pelexia, hachuela, Orchidaceae.
Pellaea rotundifolia, button fern, New Zealand cliffbrake (houseplant), Pteridaceae.
Pellia, liverwort, Phylum Hepatophyta
Pellionia daveauana, creeping plant, oval leaves (houseplant), Urticaceae.
Pellionia pulchra, creping plant, oblong leaves (houseplant), Urticaceae.
Peltandra, arrow arum, Araceae.
Peltaria alliacea, garlic cress, Brassicaceae.
Pennellia, mock thelypody, Brassicaceae.

Pennisetum species, Poaceae.
Pennisetum ciliare, buffel grass, Poaceae.
Pennisetum clandestinum, kikuyu grass, elephant grass, fountain grass, popular lawn grass, pasture grass, invasive, East Africa, Poaceae.
Pennisetum glaucum, pearl millet, most widely grown millet for human consumption, Poaceae.
Pennisetum purpureum, elephant grass, pasture grass, Poaceae.
Pennisetum setaceum, African fountain grass, invasive, widespread, Poaceae.

Penstemon, beard tongue, Scrophulariaceae.
Pentachaeta, pygmy daisy, Asteraceae.
Pentadesma, pentadesma, Clusiaceae.
Pentaglottis sempervirens, alkanet, anchusa, Boraginaceae.
Pentapetes, pentapetes, Sterculiaceae.
Pentas lancolata, Egyptian star cluster, pink-red star-shaped flowers in heads (houseplant), Rubiaceae.
Peperomia argyreia, watermelon plant, shield-shaped leaves, dark green blades, red stalks (houseplant), Piperaceae.
Peperomia caperata, heart-shaped leaves (houseplant), Piperaceae.
Peperomia clusiifolia, baby rubber plant, leathery leaves (houseplant), Piperaceae.

Peperomia species, Piperaceae.
Peperomia fraseri, circular to heart-shaped leaves (houseplant), Piperaceae.
Peperomia glabella, wax privet, bright green leaves (houseplant), Piperaceae.
Peperomia griseoargentea, ivy peperomia, earth-shaped to circular leaves, pink stalks (houseplant), Piperaceae.
Peperomia humilis, Polynesian peperomia, Piperaceae.
Peperomia obtusifolia, desert privet, thick, fleshy leaves (houseplant), Piperaceae.
Peperomia pellucida, common peperomia, herbal medicine, Piperaceae.
Peperomia pereskiifolia, whorls of dull green leaves, ringed dull red, (houseplant), Piperaceae.
Peperomia verticillata, whorled peperomia (houseplant), Piperaceae.

Perasites fragrans, winter heliotrope, Asteraceae.
Pereskia aculeata, Barbados gooseberry, large vine, evergreen, fruit small, yellow, juicy subacid pulp, used fresh, preserves,
propagation from seeds, cuttings, Tropical America
Pereskia bleo, rose cactus, wax rose, Cactaceae.
Pericallis cruenta, cineraria, ragwort, popular pot plant, Canary Islands, Asteraceae.
Perovskia atriplicifolia, Russian sage, Lamiaceae
Parietaria officinalis, pelitory of the wall, Urticaceae.
Perilla frutescens, perilla, beefsteak plant, shiso, Lamiaceae.
Perityle emoryi, Emory's rockdaisy, Asteraceae.
Perotis indica, Poaceae.
Persea americana, avocado, Lauraceae.
Persicaria, Polygonum, Polygonaceae.
Persoonia, lamina vertically upwards due to twisting of of petiole through 90o, leaf has few stomates
Petasites fragrans, winter heliotrope, Asteraceae.
Petalonyx, sand paper plant, Loasaceae.
Petasites fragrans, winter heliotrope, Asteraceae.
Petasites hybridus, butterbur, Asteraceae.
Petiveria, petiveria, Phytolaccaceae.
Petradoria, rock golden rod, Asteraceae.
Petrea volubilis, petrea, sand paper vine, bluebird vine, queen's wreath, woody vine, climber, grows in full sun, leaves rough to touch,
variety "Purple Passion, Verbenaceae.
Petrorhagia prolifera, childing pink, Caryophyllaceae.
Petroselinium crispum, parsley, Apiaceae.
Petunia, petunia, Solanaceae.
Peucedanum japonicum
Peucedanum minus (Imperatoria), sow's fennel, hog's fennel, masterwort, rock parsley, milk parsley, herbal medicine, Apiaceae.
Peucedanum ostruthium, false pillitory of Spain,
Peucephyllum, pygmy cedar, Asteraceae.
Peumus boldus, boldo, Monimiaceae
Brazilian ginseng (Hebanthe eriantha), suma, para oda, ground vine, extensive root system, folk medicine,
aphrodisiac, general tonic, USA, Amaranthaceae.
Dried herb sold as root powder
Phaeoceros, hornwort, Phylum Anthocerotophyta
Phaius, nun's hood orchid, Orchidaceae.
Phajus, leucoplasts form prominent starch grains, Orchidaceae.
Phalaenopsis, moth orchid, Orchidaceae.
Phalaris aquatica, phalaris pasture grass, Poaceae.
Phalaris arundinacea, reed canary grass, Poaceae.
Phalaris canariensis, canary grass, Poaceae.
Phalacroseris, mock dandelion, Asteraceae.
Phanopyrum, savannah panic grass, Poaceae.
Pharus, stalk grass, Poaceae.

Phaseolus species, Fabaceae.
Phaseolus acutifolius, Tepary bean, desert regions, USA, Mexico, Fabaceae.
Phaseolus aureus (Vigna radiata), mung bean, green bean, green gram, moong dal, Fabaceae.
Phaseolus angularis (Vigna angularis), adzuki bean, red bean (Chinese red bean paste), vegetable, Fabaceae.
Phaseolus caracalla, snail creeper, climber with lavender spirals of flowers, Fabaceae.
Phaseolus coccineus, scarlet runner bean, runner bean, potato bean, white Dutch runner bean, vegetable, Fabaceae.
Phaseolus lunatus, lima bean, butter bean, madagascar bean, vegetable, Fabaceae.
Phaseolus mutiflorus, runner bean, Fabaceae.
Phaseolus mungo, black gram, vegetable, Fabaceae.
Phaseolus vulgaris, bean, French bean, haricot bean, field bean, string bean, wax bean, white kidney bean, caraota, poroto,
poisonous if uncooked, phaseolamine alkaloid, Fabaceae.
Phaseolus vulgaris, red kidney bean variety,hemagglutinins, Fabaceae.

Phillyrea angustifolia, phillyrea, evergreen small shrubs, Mediterranean region, Oleaceae.
Phillyrea latifolia, phillyrea, evergreen small shrubs, Mediterranean region, Oleaceae.

Philodendron species, entire plant poisonous, Araceae.
Philodendron amurense, Amur cork tree | Candicine | Phellamurin | Chinese medicine, painkiller, invasive, Araceae.
Philodendron angustisectum, large, leathery heart-shaped leaves, vigorous climber, (houseplant), Araceae.
Philodendron bipinnatifidum, lacy tree philodendron, selloum, horsehead philodendron, (houseplant), Araceae.
Philodendron domesticum, elephant's ear, glossy, spade leaf, bright green leaves, climber (houseplant), Araceae.
Philodendron oxycardium, heartleaf philodendron, West Indies, Araceae.
Philodendron panduriforme, fiddle-leaf philodendron (houseplant), Araceae.
Philodendron scandens, sweetheart plant, glossy, heart-shaped leaves, climber (houseplant), Araceae.
Philodendron selloum, lacy tree philodendron (houseplant), Araceae.

Philydraceae., Philydraceae. family
Philydrum, Philydraceae.
Phippsia, ice grass, Poaceae.
Phleum, timothy grass, Poaceae.
Phlomis fructicosa, Jerusalem sage, Lamiaceae.
Phoenicophorium borsigianum, Seychelles, Arecaceae.

Date palms (Phoenix species), Arecaceae.
Phoenix species, Daley's Fruit Trees
Phoenix canariensis, Canary Island date palm, cultivated street palm in inland Australia, trees are male or female, feathery fronds
(houseplant), Canary Islands, Arecaceae.
Phoenix dactylifera, date palm, trees are male or female, medium palm, evergreen, fruit small, brown, sweet, used fresh, dried, Arecaceae.
Phoenix reclinata, Senegal date palm, Tropical Africa, Arecaceae.
Phoenix roebeienii, pygmy date palm, Laos, Arecaceae.
Phoenix rupicola, cliff date palm, India, Arecaceae.
Phoenix sylvestris, wild date palm, India, Arecaceae.
Phoenix dactylifera, date palm, medium palm, deciduous, fast growing, evergreen, fruit small, brown, sweet, used fresh,
dried, propagation from seeds, off-shoots, Middle East, Arecaceae.
Phoenix robellenii, pygmy date palm (houseplant), Arecaceae.
Phyla nodiflora, frog fruit, Verbenaceae.

Phormium tenax, New Zealand flax, lance-like leaves, Moari cloth production, very bitter taste, New Zealand (Agavoideae), Asparagaceae.
Phragmites, reed, Poaceae.
Phyllanthus niruri, gale of the wind, seed-under-leaf, herbal medicine, may treat kidney stones, coastal tropics, Phyllanthaceae.
Phyllospadix, surf grass, Zosteraceae.
Phyllostachys, bamboo, Poaceae.
Cape gooseberry (Physallis peruviana), goldenberry, exotic fruit, Peru, Solanaceae
Cape Gooseberry, Daley's Fruit Trees
Phillyrea latifolia, green olive tree, mock privet, Mediterranean region, Oleaceae.
Philodendron erubescens, blushing philodendron, Araceae.
Phlomis fructicosa, Jerusalem sage, pot pourri, Lamiaceae.
Pholisma pholisma, Lennoaceae.
Pholistoma, fiesta flower, Hydrophyllaceae.
Phoradendron species: entire plant poisonous especially the berries,Viscaceae.
Phoradendron serotinum, eastern mistletoe, oak mistletoe, said to be used in Druid cermonys, anciens folk medicine, treat infertility,Viscaceae.
Photinia robusta, photinia, garden hedge, Rosaceae.
Photinia serratifolia, Taiwanese photinia, to 15 m, Rosaceae.
Phragmites, reed, true reed, common reed
Phygelius, Cape fuchsia, Scrophulariaceae.
Phyla, fog fruit, Verbenaceae.
Star gooseberry (Phyllanthus acidus P. distichus), Otaheite gooseberry, Malay gooseberry, Gooseberry tree, edible sour tasting small
yellow berries, (nothing like a gooseberry!), Phyllanthaceae
Star gooseberry, Daley's Fruit Trees
Phytolacca acinosa, Indian pokeweed, Phytolaccaceae.
Phytolacca americana, pokeweed, Phytolaccaceae.
Philadelphus syringia, mock orange
Phlox divaricata, wild sweet william, "clouds of perfume", very fragrant, semi-evergreen perennial, North America, Polemoniaceae.
Phlox paniculata, phlox, ornamental, Polemoniaceae.
Phoebanthus, false sunflower, Asteraceae.
Phoebe nanmu, Lauraceae.
Phyla scaberrima, Aztec sweet herb, Verbenaceae.
Phyllanthus acidus, Otaheite gooseberry, Grosella Madagascar, medium tree, male and female, fruit medium, 6-lobed, pale green, sour
preserves, pies, deciduous, fast growing, seeds, cuttings, India
Phyllanthus amaris (P. deblis, P. niruli), phyllanthus, bahupathra, herbe due chagrin, herbal medicine, India, Euphorbiaceae.
Phyllanthus emblica, Emblic, Myrobolan, large tree, male and female, fruit round, smooth green, sour preserves, deciduous, fast growing,
seed, budding, Tropical Asia
Phyllodium longipes, fish scales plant, dragon's tongue, Fabaceae.
Phyllodoce, mountain heath, Epacridaceae.
Phylloglossum, club moss, Lycopodiaceae., Phylum Lycopodiophyta
Phyllostachys, bamboo

Physalis species, Solanaceae
Physalis minima, native gooseberry, wild cape gooseberry, pygmy groundcherry, bladder cherry, often in disturbed areas, perennial,
up to 50 cm high, soft smooth leaves, cream-yellow flowers, edible yellow fruit with paper-like cover turning brown when ripe,
cherry-tomato-like flavour, herbal medicine, anti-inflammatory, analgesic, tropical regions, Australian native food, Solanaceae
Physalis: Australian native fruits with potential for development.
Physalis peruviana, inca berry, Cape gooseberry, Peruvian groundcherry, goldenberries, Chinese lantern, winter cherry, ground
cherry, cryptoxanthin in petals, Solanaceae.
See diagram: Physalis peruviana

Physaria, twin pod, Brassicaceae.
Physostigma venenosum, Calabar bean, eserine, poison and anti-CNS depression drug, climber, like runner bean, Africa, Fabaceae.
Phytelephas macrocarpa, nut palm, ivory nut palm, vegetable ivory, corozo nut, hard endosperm containing hemicellulose was used to
make billiard balls, South America, Arecaceae.
Phytolaccaceae., Pokeweed family
Phytolacca decandra, poke weed, pook root, poisonous, herbal medicine, Phytolaccaceae.
Pickeringia, chaparral pea, Fabaceae.
Picradeniopsis bahia, Asteraceae.

Bitter-wood (Quassia amara), bitter-ash, hombre grande, quassia wood, Jamaican quassia, flavouring, intensely bitter, excess causes
gastric irritation, alkaloids, insecticide, insect repellent, herbal medicine, lowers fever, improve apatite, antiparasitic, malaria, Brazil,
Dried herb, Quassia chips, sold as bark.

Picris (Helminthia), lang de boeuf, bristly ox tongue, pot herb, Asteraceae.
Picrothamnus, bud sage brush, Asteraceae.
Pieris japonica, temple bells, Japan, Ericaceae.
Pigafetta filaris (P. elata), "most graceful palm", Banga, Malaysia, Celebes, Papua New Guinea, Arecaceae.
Pilea cadierei, aluminium plant (houseplant), Urticaceae.
Pilea involucrata, friendship plant, oval, slightly-fleshy leaves (houseplant), Urticaceae.
Pilea microphylla, artillery plant, small, pale green leaves, much-branched stem (houseplant), Urticaceae.
Pilea nummularifolia, creeping charlie (houseplant), Urticaceae.
Pilocarpus jaborandi (Pernambuco jaborandi, P pennitifolius), jaborandi, iaborandi, jamborandi, South America, herbal medicine,
Pilosocereus, tree cactus, Cactaceae.
Pimento dioica, allspice, Myrtaceae.
Pimpinella anisum, anise, Apiaceae.
Pimpinella major, great burnet saxifrage, Apiaceae.
Pimpinella saxafraga, black caraway, burnet saxifrage (Apiaceae.), Apiaceae.
Pinanga copelandii, Philippines, Arecaceae.
Pinanga kuhlii, ivory cane palm, Indonesia, Malaysia, Arecaceae.
Pinellia, pinellia, Araceae.
Pinaropappus, rock lettuce, Asteraceae.
Pinckneya pubens, fevertree, bitter inner bark used to treat fevers, small tree, white or rose sepals become petal-like similar to
poinsettias, North America, Rubiaceae.
Pinguicula grandiflora, large-flowered butterwort, bog plant, broad, flat, ground-hugging, spatula-shaped leaves, Lentibulariaceae.
Pinguicula moranensis, insectivorous, Mexico, Lentibulariaceae.
Pinophyta Division, conifers (Coniferophyta Division, Coniferae Division)

Piper species, Piperaceae.
Piperaceae., Pepper family
Piper auritum, hoja santa, Piperaceae.
Piper betle, betel pepper, Piperaceae.
Piper cubeba, tailed pepper, Java pepper, Piperaceae.
Piper hederaceum, Australian pepper vine, Piperaceae.
Piper longum, long pepper, Piperaceae
Piper lolot, heart-shaped leaves used to wrap grilling meat, Southeast Asia, Piperaceae
Piper methysticum, kava, Piperaceae.
Piper nigrum, pepper, Piperaceae.
Piper sarmentosum, betel leaf, Piperaceae.

Piperia, rein orchid, Orchidaceae.
Piptatherum, rice grass, Poaceae.
Piptochaetium, spear grass, Poaceae.
Piptocarpha, ash daisy, Asteraceae.
Piptocoma, velvet shrub, Asteraceae.

Native mulberry (Pipturus argenteus), false stinger, white mulberry, white nettle, small tree, Australian native food, Pacific Islands,
Native mulberry, Daley's Fruit Trees

Piriqueta, stripe seed, Turneraceae.
Piscidia piscipula, Jamaican dogwood, Florida fish, poison tree, fish fuddle, herbal medicine, West Indies, Fabaceae.
Pisonia umbellifera, bird lime tree, bird catcher tree, catch bird tree, Australia, Nyctaginaceae.

Pistacia species, Anacardiaceae.
Pistacia atlantica, Mt. Atlas mastic tree, Persian turpentine, Anacardiaceae.
Pistacia chinensis, pistachio, green almond, mastic tree, balm, ornamental tree, Anacardiaceae.
Pistacia lenticus (var. Chia), mastic, mastix, lentisk, for gum mastic, mastic resin, Chios Island, Anacardiaceae.
Pistacia palaestina, terebinth, terpentine tree, turpentine oil, Mediterranean region, Anacardiaceae.
Pistacia terebinthus, terebinth, terpentine tree, Chian turpentine oil, Mediterranean region, Anacardiaceae.
Pistacia vera, pistachios, roasted seed with hard shell, Central Asia, Anacardiaceae.

Pistia stratiotes, water lettuce, herbal medicine, Araceae.
Pitcairnia, pitcairnia, Bromeliaceae.
Pisum sativum, var. arvense, pea, field pea, pulse used for dal and green manure, vegetable, Fabaceae.
Pisum sativum, var. hortense, pea, garden pea, table pea, Austrian winter pea, stipules leaf-like, leaves modified to tendrils, Fabaceae.
Pisum sativum, var. macrocarpon, snow pea, Fabaceae.
Pithecellobium, black bead, Fabaceae.
Pithecoctenium, monkey's comb, Bignoniaceae.
Pithecolobrium genisaro, guango, genisaro, rain tree ("rain" caused by ejection of fluid by cicadas), Fabaceae.
Pittosporaceae., Pittosporum family
Pittosporum angustifolium, gumby gumby, weeping pittosporum, small leaves tree, folk medicine,
leaves for tea, used to treat of skin irritations, induce milk flow in new mothers, chewable gum, Pittosporaceae.
Pittosporum nilghrense | Pittoside A | possible contraceptive, Pittosporaceae.
Pittosporum tenuifolium, tawhiwhi, kohuhu, karo, tarata, white bolly, garden hedge, New Zealand, Pittosporaceae.
Pittosporum revolutum, yellow pittosporum, busy evergreen, glossy leaves, popular garden plant, Pittosporaceae.
Pittosporum undulatum, Australian cheese wood, weed, Pittosporaceae.
Pityopsis, silk grass, Asteraceae.
Pityopus, pine foot, Monotropaceae.
Plagiobothrys, popcorn flower, Boraginaceae.
Planchonella australis (See: Pouteria australia), black apple, Australian native food, Sapotaceae.
Plantaginaceae., Plantain family

Plantago species, Plantaginaceae.
Plantago arenaria (P. psyllium), sand plantain, Plantaginaceae.
Plantago coronopus, erbstella, Plantaginaceae.
Plantago lanceolata, English plantain, Plantaginaceae.
Plantago major, plantain, Plantaginaceae.
Plantago major 'Rubifolia', red plantain, Plantaginaceae
Plantago major, plantain, common plantain, herbal medicine, Plantaginaceae.
Plantago ovata, psyllium, ispaghula, husks used as a dietary fibre, India, Plantaginaceae.
Plantago psyllium, plantain, fleawort, buck's horn, rib wort, herbal medicine, garden herb, Plantaginaceae.

Platanus occidentalis, American sycamore, mottled exfoliating bark, very large tree, North America, Plantaginaceae. Plant sterols, Phytosterols
Plants, Plantae.
Platanthera, fringed orchid, Orchidaceae.
Platanus X hispanica, London plane tree, natural hybrid, to 44 m, Platanaceae.
Platanus orientalis (oriental plane) X Platanus occidentalis (American "sycamore"), Platanaceae.
Plateilema, cockerell, Asteraceae.
Platonia, platonia, Clusiaceae.
Platycladus orientalis, Chinese thuja, Cupressaceae.
Platythelys, platythelys, Orchidaceae.
Platyschkuhria, basin daisy, Asteraceae.
Plectrachne, Poaceae.
Plectranthus species, Lamiaceae.
Plectritis, sea blush, Valerianaceae.
Pleea, pleea, Liliaceae.
Pleioblastus, Poaceae.
Pleione formosana, Himalayan orchid, Orchidaceae.

Burdekin plum (Pleiogynium timorense), Anacardiaceae.
Up to 20 m but 12 m if cultivated, glossy dark green leaves, rough dark bark, yellow-green flowers, small plum-coloured edible
fruit, thin subacid pulp, large irregular seed, deciduous, propagation from seeds, deep purple fleshy plum-like fruits, must be
ripened in dark place or buried in the ground, to soften and increase palatability, fruit eaten raw, or used in wines, jams and jellies
very hardy plant, can cope with long dry periods if in free-draining soil, Australian native food, Anacardiaceae.
See diagram Burdekin plum
Burdekin plum, Daley's Fruit Pleiogynium: Australian native fruits with potential for development.

Pleomele, hala pepe, Liliaceae.
Plerandra elegantissima, false aralia, finger aralia (houseplant), Araliaceae.
Pleuraphis, galleta grass, Poaceae.
Pleurococcus (Protococcus), green algae, Phylum Chlorophyta Pleuropogon, semaphore grass, Poaceae.
Pleurothallis, bonnet orchid, Orchidaceae.
Pleuricospora, pine sap, Monotropaceae.
Pluchea, camphor weed, Asteraceae.

Plumbago species
Plumbago auriculata, plumbago, leadwort, garden hedge, Plumbaginaceae.
Plumbago indica, Indian leadwort, to 2 m, scarlet flowers, ornamental, Southeast Asia, Plumbaginaceae.

Plumeria acuminate, plumeria, frangipani, temple tree, Central America, (many cultivars), bare blunt branches, Apocynaceae.

Poa species, Poaceae
Poaceae., Grass family (Gramineae), bamboo (Bambuseae), monocotyledon
Poa caespitosa, snow grass, blue grass, Poaceae.
Poa pratensis, Kentucky blue grass, lawn grass, pasture grass, widespread, Poaceae.
Poaceae., Grass family (Synonym Gramineae)

Podocarpaceae, Podocarpus family
Podophylum peltatum, mayapple, Berberidaceae.
Podranea ricasoliana, ornamental tree, Bignoniaceae.
Pogonatherum, Poaceae.
Pogonia, pogonia, Orchidaceae.
Pogostemon cablin, patchouli, Lamiaceae.
Pogostemon heyneanus, Java patchouli, Lamiaceae.
Poinciana regia, Madagascar (possibly the finest ornamental tree), Fabaceae.
Poitea wattapama, Fabaceae.
Polanisia, clammy weed, Capparaceae.
Polemonium caeruleum, Jacob's ladder, Polemoniaceae.
Polianthes tuberosa (Polyanthes tuberosa), tuberose (Agavoideae), Asparagaceae.
Polianthes tuberosa, tuberose, Asparagaceae.
Poliomintha longiflora, Mexican origano, high total phenolic content, 1751 mg of gallic acid / g fresh weight, Asteraceae.
Polyalthia, Indian mast tree, Asteraceae.
Polyaulax cylindrocarpa (Meiogyne cylindrocarpa), Annonaceae.
Polycarpon, many seed, Caryophyllaceae.
Polycnemum, polycnemum, Amaranthaceae.
Polyctenium, comb leaf, Brassicaceae.
Polygala tenuifolia, yuan zhi, Polygalaceae.
Polygala vulgaris, milkwort, Polygalaceae
Polygonaceae., Buckwheat family
Polygonatum biflorum, Solomon's seal, Asparagaceae.
Polygonatum odoratum, (Polygonatim officinale), angular Solomon's seal, Asparagaceae.
Polygonella articulata, coastal jointweed, North America, Polygonaceae.
Polygonum aviculare, knotgrass, Polygonaceae.
Polymnia polymnia, Asteraceae.
Polymnia sonchifolia, Asteraceae.
Polypodium aureum, blue-green deeply-cut leaves (houseplant), Polypodiaceae.
Polypogon, rabbit's foot grass, Poaceae.
Polypremum, polypremum, Buddlejaceae.
Polyscias balfouriana, three dark-green leaflets, each 75 cm across, Arecaceae.
Polyscias fruticosa, dinner plate aralia, dinner plate palm, compound leaves with three leaflets, Arecaceae.
Polystachya, yellow spike orchid, Orchidaceae.
Polytoca, Poaceae.
Polytrias, Java grass, Poaceae.
Polytrichum, haircap moss, Phylum Bryophyta
Pontederia, pickerel weed, Pontederiaceae.
Ponthieva, shadow witch, Orchidaceae.
Posidonia, posidonia, Posidoniaceae.
Potamogeton, curled pond weed, Potamogetonaceae.
Potamogetonaceae., Pond weed family
Pometia, Sapindaceae
Fijian longan (Pometia pinnata), matoa, taun tree, island lychee, large hardwood tree, evergreen, small brown fruit, leathery skin,
translucent subacid fleshy seed, used fresh, propagation from seeds, Tropical Asia, Sapindaceae
Fijian longan Daley's Fruit Trees
Poncirus trifoliata, hardy orange, trifoliate orange, bitter orange, (citrus rootstock), leaf has 3 leaflets, Rutaceae.
Pongamia pinnata (Millettia pinnata), mempari, Australian biofuel, herbal medicine, Fabaceae.
Populus alba, white poplar, silver poplar, abele, Morocco, Salicaceae.
Populus 'Spire poplar', balsum spire poplar, Salicaceae.
Populus balsamifera subsp. trichocarpa, western balsam poplar, tacamahac, hackmatack, Salicaceae.
Populus canescans, grey poplar, England (naturalized), Salicaceae.
Populus deltoides, eastern cottonwood tree, North America, >3 species called 'Populus section Aigeiros' (Greece) or cottonwoods,
Populus fremontii, Fremont's cottonwood, North America, Mexico, >3 species called 'Populus section Aigeiros' (Greece) or
cottonwoods, Salicaceae.
Populus nigra, black poplar, Europe, >3 species called 'Populus section Aigeiros' (Greece) or cottonwoods, Salicaceae.
Populus nigra 'Italica', Lombardy poplar, Salicaceae.
Populus nigra subsp. betulifolia, wild black poplar, England, Salicaceae.
Populus tremula, aspen, England, Salicaceae.
Populus tremuloides, quaking aspen, trembling poplar, white poplar, quaking aspen, common aspen, Salicaceae. SPP
Populus X canadensis, hybrid black poplars, Salicaceae.
Populus X jackii, balm of Gilead, Salicaceae.
Porophyllum ruderale, Bolivian coriander, Asteraceae.
Portulaca, Portulacaceae, Purslane family
Portulacaria afra, jade plant, Didieraceae.
Potentilla erecta, tormentil, Rosaceae.
Potentilla reptans, cinquefoil, Rosaceae.
Pourouma cecropiifolia, Amazon tree-grape, Urticaceae.

Pouteria, Daley's Fruit Trees
Abiu (Pouteria caimito), medium tree, deciduous, slow growing, fruit sessile subglobose berry, solitary seed, yellow, sweet, used
fresh, propagation from seeds, grafting, America, Africa, Queensland, Sapotaceae.
See diagram Pouteria
See diagram Pouteria caimito (Kew Gardens)
Abiu, Daley's Fruit Trees
Black apple (Pouteria australis), yellow buttonbush, wild plum, black plum, fast growing and easy to grow, adapts to cultivation, rainforest
tree up to 30 m, fluted trunk, rough bark, milky latex when cut, thick leaves, female parts mature before the male parts, large edible fruit like
plums, sweet and fibrous flesh but taste variable, best carving wood, Australian native food, Sapotaceae
Black Apple, Daley's Fruit Trees
Canistel (Pouteria campechiana), plant called "egg fruit" because fruit like hard-boiled egg yolk, yellow sapote, small to medium
tree, evergreen, fruit variable in size, shape, yellow, used fresh, smoothies, cooked, fast growing, propagation from seeds, grafting, fruit
flesh characteristics vary from dry to moist, Central America and South America, Sapotaceae.
Canistel, Daley's Fruit Trees
Mamey sapote (Pouteria sapota), mamey Colorado, large tree, fruit large, reddish brown, used fresh, ice cream, sherbets,
propagation from seeds, grafting, Central America, Sapotaceae.
Mamey Sapote, Daley's Fruit Trees
Northern yellow-boxwood (Planchonella obovata, Pouteria obovata), chelangel, medium tree, evergreen, slow growing, fruit medium,
ovate, sweet yellow pulp, similar to canistel, used fresh, propagation from seeds, South America, Sapotaceae.

Prenanthes, rattlesnake root, Asteraceae.
Prescotia, Prescott orchid, Orchidaceae.
Primulaceae., Primrose family
Primula species, Primulaceae.
Primula elatior, oxslip, Primulaceae.
Primula malacoides, fairy primrose, Primulaceae.
Primula rubra, Primulaceae.
Primula obconica, Primulaceae.
Primula veris, primula, Primulaceae.
Primula vulgaris, primrose, Primulaceae.
Pritchardia pacifica, loulu palm, Fiji fan palm, Fiji, Pacific islands, Arecaceae.
Pritchardia affinis (Hawaii pritchardia), Arecaceae.
Pritchardia napaliensis, Hawaii, Arecaceae.
Proatriplex, proatriplex, Amaranthaceae.
Proboscidea, unicorn plant, Pedaliaceae.
Prockia, prockia, Flacourtiaceae.
Prosartes, Liliaceae.
Prosopsis glandulosa, mesquite, Fabaceae.
Prosthechea, Orchidaceae.
Prostanthera, Lamiaceae
Cut-leaf mintbush (Prostanthera incisa var. incisa), highly aromatic, leaves give off mint smell when rubbed, Australian native food,
Cut-leaf Mintbush Daley's Fruit Trees
Roundleaf mint bush (Prostranthera rotundifolia), native thyme mint, evergreen branched shrub, up to 4 m, dark green aromatic round
leaves, cup-shaped purple flowers, cultivated, essential oils extracted from leaves, Australian native food, Lamiaceae.
Proton cyanuroides, king proton, South Africa, Protaceae Proustia, proustia, Asteraceae.
Prumnopitys, Podocarpaceae., conifer
Prunella vulgaris, self-heal, Lamiaceae.

Prunus species, Rosaceae.
Prunus species: | Genistein | Isosakuranetin | Lutein | Pinocembrin | Prunasin | Prunetin | Rosaceae.
Prunus species, Daley's Fruit Trees
Cyanogenic glycoside Amygdalin, in apricot kernels, almond, peach, plum, but no evidence it is an anti-cancer agent.
Prunus africana, red stinkwood, pygeum extract, traditional medicine, prostate gland disorders, Cameroon, Rosaceae.
Prunus africana (Pygeum africanum), Pygeum, African cherry,1-docosanol, herbal remedy, bark extract called pygeum used to
treat enlatged prostate gland, Africa, USA, Rosaceae.
Dried herb sold as bark.
Prunus amygdalus | Amygdalin | Rosaceae.
Apricot (Prunus armeniaca), apricot (similar species are called "apricots"), leaves and seeds poisonous, North China, Rosaceae.
Prunus armeniaca, Daleys Fruit Trees
Apricot Daleys Fruit Trees
Apricot - Glengarry, Daley's Fruit Trees
Cherry (Prunus avium), wild cherry, sweet cherry, all parts of plant except ripe fruit slightly toxic, cyanogenic glycosides, England,
Prunus avium, Daley's Fruit Trees
Myrobalan plum (Prunus cerasifera), abundant, used as rootstock, England, Rosaceae.
Prunus cerasifera, myrobalan-h29c rootstock, Daley's Fruit Trees
Sour cherry (Prunus cerasus), England (naturalized), Rosaceae.
Plum (Prunus domestica), common plum, English plum (naturalized), Rosaceae.
The "plums" in plum cakes and Xmas plum puddings are raisins.
Prunus domestica subsp. institia, damson plum, damascene, small plum used in preserves, Great Britain, Rosaceae.
Almond (Prunus dulcis), Mediterranean region, in Bible Numbers 17:8, Rosaceae.
Bitter almond:
Almond, Daley's Fruit Trees
Prunus institia, bullance, England (naturalized), Rosaceae.
Prunus laurocerasus, "common laurel", cherry laurel, evergreen ornamental, poisonous leaves contain prussic acid, England,
Prunis lusitanica, Portugal laurel, England (naturalized), Rosaceae.
Prunus mahaleb, St Lucie cherry, England (naturalized), Rosaceae.
Prunus padus, bird cherry, England, Rosaceae.
Peach (Prunus persica), small tree, fruit medium, yellow and red, sweet, used fresh, frozen, cooked, deciduous, fast growing,
propagation from seeds, grafting, poisonous leaves and seeds, Rosaceae.
Peach, Daley's Fruit Trees
Nectarine (Prunus persica var. nucipersica), hairless smooth skin, fruit is smaller, firmer and more aromatic
than peach, Rosaceae.
Nectarine, Daley's Fruit Trees
Chinese plum (Prunus salicina), Japanese plum, North China, Rosaceae.
Prunus salicina, Daley's Fruit Trees
Capulin cherry (Prunus salicifolia), aromatic fruit eaten raw or stewed, preserved whole, made into jam, in Mexican tamales,
South America, Rosaceae
Capulin cherry, Daley's Fruit Trees
Prunus sargentii, Sargent's cherry, large timber tree, Korea, Rosaceae.
Prunus serotina, black cherry, wild cherry, herbal medicine, wild cherry bark, for coughs and tonic, cyanogenic glucoside prunasin,
England (naturalized), Rosaceae.
Prunus serrula, Tibetan cherry, Western China, Rosaceae.
Prunus spinosa, blackthorn, England, Rosaceae.
Nanking cherry (Prunus tomentosa), Rosaceae.
Nanking Cherry, Daly's Fruit Trees
Prunus 'Accolade', common garden tree, Japan, Rosaceae.
Prunus 'Okame', common garden tree, Japan, Rosaceae.
Prunus 'Pandora', common garden tree, Japan, Rosaceae.
Prunus 'Spire', common garden tree, Japan, Rosaceae.
Prunus X schmitti, Schmitt's cherry, common street tree, Rosaceae.
Prunus X subhirtella, 'Autumnalia', Winter cherry, common garden cherry tree, Rosaceae.
Prunus X yedoensis, Yoshino cherry, common garden cherry tree in Japan, Rosaceae.

Psathyrostachys, wild rye, Poaceae.
Pseudanamomis umbellulifera, ciruelas, medium shrub, evergreen, fruit yellow, juicy sweet pulp and seed, used fresh, propagation from
seeds, Venezuela, Puerto Rico
Psacalium, Indian bush, Asteraceae.
Psathyrotes, turtle back, Asteraceae.
Pseudanamomis umbellulifera, ciruelas, medium shrub, evergreen, fast growing, fruit small, yellow, juicy sweet pulp, used fresh,
propagation from seeds, Venezuela, Puerto Rico
Pseudelephantopus, dog's tongue, Asteraceae.
Pseudelymus, foxtail wheat grass, Poaceae.
Pseudobahia, sun burst, Asteraceae.
Pseudoclappia, false clap daisy, Asteraceae.
Pseudognaphalium, cud weed, Asteraceae.
Pseudolarix, Pinaceae., conifer
Pseudophoenix vinifera, cherry palm, used for making wine, Hispaniola, Arecaceae.
Pseudoroegneria, wheat grass, Poaceae.
Pseudosasa, arrow bamboo, Poaceae.
Pseudotaxus, Taxaceae. conifer
Psidium species guava, Myrtaceae
Psiguria, pygmy melon, Cucurbitaceae.
Psilurus, Poaceae.
Psilactis, tansy aster, Asteraceae.
Psilocarphus, woolly heads, Asteraceae.
Psilocaulon, Aizoaceae.
Psilochilus, psilochilus, Orchidaceae.
Psilophyta, Whisk ferns
Psilostrophe, paper flower, Asteraceae.
Psilotrichum, Amaranthaceae.
Psilotum nudum, whisk fern, Psilotaceae., Pteridophyta
Psophocarpus tetragonolobus, winged bean, Goa bean, "as bean", Fabaceae.
Psoralea corylifolia, Babchi, bu gu zhi, scurf pea, coumarins psoralen, trioxsalen and isoflavone genistein,psoralen, Indian and Chinese
herbal medicine, Fabaceae.
Psoralea glandulosa, deciduous shrub, hermaphrodite, tea substitute, South America, Fabaceae.
Psoralidium, scurf pea, slim flower, Fabaceae.
Psorothamnus dalea, Fabaceae.
Psychotria viridis, wild coffee, alkaloids including dimethyltryptamine, (DMT), C13H16N2, herbal mecicine, hallucinogenic, Ecuador,
Psychilis, peacock orchid, Orchidaceae.
Psychopsis, butterfly orchid, Orchidaceae.
Pteridophyta, Ferns
Pteridophyta Division Pteridophyta
Pterocarpus indicus, angsana, deciduous, wayside tree, reaches 21 metres, used for furniture, herbal medicine, South China, Fabaceae.
Pterocarpus santalinus, purple or red sandalwood, purple rosewood, zitan, slow growing, denser than water, zitan wood reserved for
Qing dynasty royalty because of purple colour, South China, Fabaceae.
Pterocarya fraxinifolia, Caucasian wingnut, Asteraceae.
Pterocaulon, black root, Asteraceae.
Pteroglossaspis, pteroglossaspis, Orchidaceae.
Pteronia incana, pteronia, blue dog, Asteraceae.
Pterospora, pine drops, Monotropaceae.
Pterostyrax hispidus, epaulette tree, Japan, China, Styracaceae.
Ptilagrostis, false needle grass, Poaceae.
Ptilotus drummondii, pussytails, Amaranthaceae
Ptilotus obovatus, silvertails, Amaranthaceae
Ptychococcus paradoxus, Papua New Guinea, Arecaceae.
Ptychopetalum olacoides, "Muira Puama, potency wood" |coumarin | lupeol | sterols | folk medicine from bark and root, Brazil,
Dried herb sold as bark.
Ptychosperma elegans, solitaire palm, raphides, North East Australia, Arecaceae.
Ptychosperma macarthurii, Macarthur palm, Papua New Guinea, Arecaceae.
Ptychosperma salomonense, Solomon Islands, Arecaceae.
Puccinellia, alkali grass, Poaceae.

Pueraria species, closely genetically related
Pueraria lobata, kudzu, invasive weed, Fabaceae.
Pueraria mirifica, folk medicine, cancer, breast development, Fabaceae.
Pueraria montana, var. lobata, "kudzu", dangerous invasive weed in USA, ornamental, Fabaceae.
Pueraria phaseoloides, "puero", "pueraria", "tropical kudzu", tropical pasture legume, invasive, Fabaceae.
Pueraria tuberosa, kudzu, Nepalese kudzu, climbing vine, woody stem, big tuberous roots, contains steroid sapogenin disogenin,
C27H42O3, used to treat rheumatoid arthritis, may cause death of human colon carcinoma cells, South Asia, Fabaceae.

Pulicaria, false flea bane, Asteraceae.
Pulicaria, fleabane, common flea bane, Asteraceae.

Pulmonaria species, Boraginaceae.
Pulmonaria angustifolia, Boraginaceae.
Pulmonaria azurea, Boraginaceae.
Pulmonaria longifolia, Boraginaceae.
Pulmonaria maculosa, Boraginaceae.
Pulmonaria officinalis, lungwort, Boraginaceae.
Pulmonaria rubra, Boraginaceae.
Pulmonaria saccharata, Boraginaceae.
Punarnava (Boerhavia diffusa), spreading hogweed, tahvine, widespread because of sticky fruit, green vegetable, herbal medicine,
Australia, India, Nyctaginaceae.
Punica granatum, pomegranate, shrub, deep-green leaves, round orange-size fruit with yellow-brown rind,
many seeds in juicy pulp, in Bible Exodos 28:33, Lythraceae.
Pyrethrum parthenium, (Tanecetum parthenium, Chrysanthemum parthenium), feverfew, Asteraceae.
"Pyrethrum" (Chrysanthemum cinerariaefolium), Asteraceae.
"Pyrethrum daisy" (Chrysanthemum coccineum), Asteraceae.
Pyrola picta, white veined shinleaf, Ericaceae.
Pyrostegia venusta, flame vine, bignonia, orange-flowered Stephanotis, Brazil, ornamental tree, Bignoniaceae.
Pyrrhopappus, desert chicory, Asteraceae.
Pyrrocoma, golden weed, Asteraceae.

Pyrus species, Daley's Fruit Trees
Pyrus communis, pear, common pear (pear, Latin pirium), Rosaceae.
Pyrus communis subsp. communis, England, Rosaceae.
Pyrus communis subsp. sativa, common pear, England (naturalized), Rosaceae.
Pyrus cordata, Plymouth pear, England, Rosaceae.
Pyrus cydonia, pear, quince, herbal medicine, Rosaceae.
Pyrus pyrifolia, nashi fruit, Asian pear, Chinese pear, sand pear, served raw and peeled, high water content and crisp grainy texture,
Australian native food, India, New Zealand, and USA, Rosaceae.
Pyrus salicifolia, willow-leaved pear, very frequent, Rosaceae.

Pyxidanthera, Pyxidanthera, Diapensiaceae.