เรื่อง ทะเบียนพันธุพืชในประเทศไทย

Pemphis sp. Lythraceae
Peninsetum sp. Poaceae
Pennisetum typhoides (Burm.) Stapf & C.E. Hubb. Poaceae
Pentace sp. Tiliaceae
Pentacme Pentacme Dipterocarpaceae
Pentaglottis sempervirens (L.) Tausch Boraginaceae
Pentapanax elegans Koord. var. pubescens Koord. Araliaceae
Pentapanax henryi Harms Araliaceae
Pentapetes sp. Sterculiaceae
Pentaphragma sp. Pentaphragmataceae
Pentaspadon curtisii (King) Corn. Anacardiaceae
Pentaspadon sp. Anacardiaceae
Peperomia dindygulensis Miq. Piperaceae
Peperomia sandersii C.DC. Piperaceae
Peperomia sp. Piperaceae
Peperomia tetraphylla (Forst.f.) Hook. & Arn. Piperaceae
Percicaria sp. Polygonaceae
Pereskia sp. Cactaceae
Pericampylus macrophyllus Forman Menispermaceae
Pericampylus sp. Menispermaceae
Pericampylus tetraphylla (Forst.f.) Hk. & Arn. Menispermaceae
Perilepta sp. Acanthaceae
Perilla ocymoides L. Labiatae
Perilla sp. Labiatae
Periploca arborea Dennst. Asclepiadaceae
Periploca purpurea Kerr Asclepiadaceae
Peristrophe affinis (D.Don) Seid. Acanthaceae
Peristrophe bicalyculata (Retz.) Nees Acanthaceae
Peristrophe constrictus Lindl. Acanthaceae
Peristrophe goodyeroides (D.Don) Seid. Acanthaceae
Peristrophe gracilis Blume Acanthaceae
Peristrophe prainii (Hk.f.) Krzl. Acanthaceae
Peristrophe sp. Acanthaceae
Peristrophe tentaculatus (Lindl.) J.J. Sm. Acanthaceae