P Pachaba 31 Palmilla 22 Palo-de-hierro 81 Paloverde 36, 81 Papagolily 98 Paperdaisy 54 Paperflower 32, 66 Peabush 102 Pea family 33, 36, 48, 49, 57, 58, 69, 81, 84, 86, 102 Pencil-joint cholla 26 Peniocereus 10 Pentstemon 83, 90 Phacelia 77, 88 Phlox 72 Phlox family 72, 76 Phoradendron 28 Phragmites 24 Pincushion cactus 75 PINK flowers 67-71 Pink three-flower 67 Pitaya 97 Pitahaya dulce 74 Plantain 25 Plantain family 25 Plantago 25 Plantas-muy-malas 68 Plant names 4 Pluchea 88 Polanisia 37 Popotilla 34 Poppy family 12, 63 Potato family 11, 29, 78, 87 Pricklepoppy 12 Pricklypear 59, 60 Prosopis 48, 49 Psilostrophe 32, 56 Puncturevine 38, 39 PURPLE flowers 83-97 Purplemat 91 Purple-nightshade 87