Families (As per The Plant List)

P

Paeoniaceae - 1 ( Paeonia emodi)

Papaveraceae - 43 ( Argemone ochroleuca, Corydalis amarnathiana, Corydalis boweri, Corydalis cashmeriana, Corydalis casimiriana, Corydalis chaerophylla, Corydalis cornuta, Corydalis crithmifolia, Corydalis diphylla, Corydalis duthiei, Corydalis elegans, Corydalis falconeri, Corydalis filiformis, Corydalis flabellata, Corydalis gortschakovii, Corydalis govaniana, Corydalis lathyroides, Corydalis longipes, Corydalis meifolia, Corydalis murreeana, Corydalis nana, Corydalis polygalina, Corydalis pseudolongipes, Corydalis shakyae, Corydalis sikkimensis, Corydalis stracheyi, Corydalis thyrsiflora, Corydalis vaginans, Corydalis vaginans var. jadagangensis, Dicentra macrocapnos, Dicentra roylei, Dicentra scandens, Dicranostigma lactucoides, Hypecoum leptocarpum, Meconopsis aculeata, Meconopsis napaulensis, Meconopsis paniculata, Meconopsis robusta, Papaver dubium, Papaver dubium var. glabrum, Papaver kachroianum, Papaver nudicaule, Papaver pamporicum)

Phrymaceae - 1 ( Phryma leptostachya)

Phyllanthaceae - 2 ( Actephila excelsa var. brevifolia, Cleistanthus andamanicus)

Phytolaccacea - 1 ( Phytolacca acinosa)

Phytolaccaceae - 1 ( Phytolacca acinosa)

Piperaceae - 2 ( Piper nepalense, Piper peepuloides)

Pittosporaceae - 2 ( Pittosporum eriocarpum, Pittosporum napaulense)

Plantaginaceae - 52 ( Calceolaria chelidonioides, Callitriche palustris, Callitriche stagnalis, Digitalis lanata, Digitalis lanata, Euphrasia aristulata, Euphrasia densiflora, Euphrasia foliosa, Euphrasia himalayica, Euphrasia kurramensis, Euphrasia laxa, Euphrasia platyphylla, Euphrasia schlagintweitii, Euphrasia simplex, Hemiphragma heterophyllum, Hippuris vulgaris, Kashmiria himalaica, Lagotis glauca, Lagotis kunawurensis, Lancea tibetica, Leptorhabdos parviflora, Limosella aquatica, Linaria bipartita, Lindenbergia macrostachya, Lindenbergia philippensis, Lindernia hookeri subsp. kumaunensis, Lindernia sessiliflora, Mazus delavayi, Mazus dentatus, Mazus surculosus, Pedicularis siphonantha, Plantago depressa, Plantago erosa, Plantago himalaica, Plantago psyllium, Veronica biloba, Veronica cana, Veronica capitata, Veronica cephaloides, Veronica chamaedrys, Veronica ciliata, Veronica didyma, Veronica himalensis, Veronica lanosa, Veronica lasiocarpa, Veronica laxa, Veronica macrostemon, Veronica salina, Veronica serpyllifolia subsp. Humifusa, Veronica umbelliformis, Veronica undulata, Wulfenia amherstiana)

Plumbaginaceae - 2 ( Limonium stocksii, Plumbago zeylanica)

Poaceae - 37 ( Aristida redacta, Arthraxon inermis, Avena sterilis var. culta, Bambusa dampaeana, Bambusa majumdarii, Bambusa manipureana, Bambusa mizorameana, Bambusa mohanramii, Bambusa nairiana, Cephalostachyum longwanum, Chimonobambusa arunachalensis, Chimonobambusa jainii, Chrysopogon aucheri, Crypsis schoenoides, Cymbopogon olivieri, Cymbopogon parkeri, Dendrocalamus manipureanus, Desmostachya pingalaiae, Digitaria pennata, Elymus gangotrianus, Eragrostis tremula var. gajanandii, Eulalia madkotiensis, Frimbristylis polythricioides Vahl, Gigantochloa bastareana, Helictotrichon uniyalii, Ischaemum sayajiraoi, Koeleria macrantha, Microstegium fasciculatum, Microstegium vimineum var. loharkhetianum, Panicum turgidum, Pennisetum divisum, Phragmites bhattacharyyae, Pseudopogonatherum trispicatum, Tetrapogon villosus, Themeda anathera, Tripogon purpurascens, Tripogon wightii var. kanyakumariensis)

Podostemaceae - 1 ( Hydrobryum griffithii)

Polemoniaceae - 1 ( Polemonium caeruleum subsp. himalayanum)

Polygalaceae - 4 ( Polygala irregularis, Polygala irregularis, Polygala sibirica var. elegans, Polygala tatarinowii)

Polygonaceae - 65 ( Aconogonon campanulatum, Aconogonon kuttiense, Aconogonon molle, Aconogonon rumicifolium, Aconogonon sibiricum, Bistorta affinis, Bistorta amplexicaulis, Bistorta emodi, Bistorta macrophylla, Bistorta perpusilla, Bistorta vacciniifolia, Bistorta vivipara, Fagopyrum dibotrys, Fagopyrum esculentum, Fallopia convolvulus, Fallopia dumetorum, Fallopia pterocarpa, Koenigia binsarii, Koenigia delicatula, Koenigia islandica, Koenigia nepalensis, Koenigia nummulariifolia, Oxyria digyna, Persicaria amphibia, Persicaria capitata, Persicaria glacialis, Persicaria humilis, Persicaria lapathifolia, Persicaria lapathifolia var. lanata, Persicaria longiseta, Persicaria microcephala, Persicaria microcephala, Persicaria microcephala var. sphaerocephala, Persicaria perfoliata, Persicaria polystachya, Persicaria posumbu, Persicaria pubescens, Persicaria runcinata, Persicaria sagittata, Persicaria tenella, Persicaria tenella var. kawagoena, Polygonum alpinum, Polygonum aviculare, Polygonum barbatum var. nicobarica, Polygonum chinense var. nicobarica, Polygonum cognatum, Polygonum frondosum, Polygonum molliiforme, Polygonum polystachyum, Polygonum polystachyum var. griffithii, Polygonum recumbens, Polygonum sinuatum, Polygonum tubulosum, Rheum australe, Rheum moorcroftianum, Rheum spiciforme, Rheum tibeticum, Rheum webbianum, Rheum webbianum, Rumex dentatus, Rumex dentatus subsp. Klotzschianus, Rumex gangotrianus, Rumex hastatus, Rumex hastatus, Rumex nepalensis)

Portulacaceae - 2 ( Portulaca paniculata, Portulaca parvula)

Potamogetonaceae - 1 ( Potamogeton indicus)

Primulaceae - 60 ( Anagallis arvensis, Anagallis minima, Androsace chamaejasme, Androsace delavayi, Androsace fragilis, Androsace garhwalica, Androsace geraniifolia, Androsace globifera, Androsace lanuginosa, Androsace primuloides, Androsace sarmentosa, Androsace studiosorum, Androsace umbellata, Androsace villosa, Ardisia macrocarpa, Ardisia thyrsiflora, Cortusa brotheri, Lysimachia chenopodioides, Lysimachia debilis, Lysimachia evalvis, Lysimachia lobelioides, Lysimachia prolifera, Lysimachia pyramidalis, Maesa argentea, Maesa chisia, Maesa macrophylla, Myrsine africana, Myrsine semiserrata, Primula atrodentata, Primula cardiophylla, Primula denticulata, Primula drummondiana, Primula edgeworthii, Primula elliptica, Primula erosa, Primula floribunda, Primula glandulifera, Primula heydei, Primula hookeri, Primula hopeana, Primula macrophylla, Primula macrophylla var. moorcroftiana, Primula malacoides, Primula megalocarpa, Primula munroi, Primula obtusifolia, Primula petiolaris, Primula primulina, Primula prolifera, Primula reidii, Primula reptans, Primula rosea, Primula schlagintweitiana, Primula sessilis, Primula stuartii, Primula sulphurea, Primula tanupoda, Primula tibetica, Primula wigramiana, Samolus valerandi)