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Pepper original: "Piper" 502.18
Pepper does not heat the body unless it is diligently ground original: "Piper nisi diligenter tritum sit, non excalfacit" 17.21
Wild pears original: "Pyra sylvest." 381.12
Pellitory original: "Pyrethron"; a root used to stimulate saliva and treat toothaches 512.26
Pyrites original: "Pyrites"; likely referring to iron pyrite or "fire-stone," used in various mineral preparations 583.10
Wheat original: "Pyros"; from the Greek word for grain 513.4
Pear tree original: "Pirus" 381.1
Pitch original: "Pissa"; the Greek term for resinous pitch 505.27
Pitch-oil original: "Pisseleum"; an oil distilled from pitch or tar 506.18
Pistachio original: "Pistacium" 506.21
Rennet original: "Pitya"; a substance from a calf's stomach used to curdle milk 643.6
Pine kernels original: "Pityides"; the edible seeds of the pine tree 506.27
Pine tree original: "Pitys" 507.6
Pine caterpillar original: "Pityocampe"; the larva of the pine processionary moth, considered toxic or medicinal in specific doses 715.14
Spurge original: "Pityusa"; a plant with a milky, irritating sap 507.22
Pitch original: "Pix"; the Latin term for pitch 505.27
Plantain original: "Platago"; likely a variant spelling of Plantago 383.21
Plane tree original: "Platanus" 507.27
Plato discusses the qualities of taste. original: "Plato de gustabilibus qualitatibus differit" 58. throughout.
Most things that appear simple to the senses consist of opposing faculties original: "Pleraque ut ad sensum simplicia, pugnantibus constant facultatibus"; Galen's theory that a substance may look uniform but contains a mix of hot, cold, moist, and dry properties 42.13
Leadwort or Lead-ore original: "Plumbago" 607.17
Lead original: "Plumbum" 608.7
Polemonium original: "Polemonium"; often called Jacob's Ladder 509.23
Polycnemon original: "Polycnemon"; an herb similar to ground-pine 510.14
Milkwort original: "Polygalon" 509.10
Solomon's seal original: "Polygonatum" 509.14
Knotgrass original: "Polygonon" 508.15
Polypody original: "Polypodium"; a type of fern 510.21
Poly original: "Polium"; an aromatic herb of the mint family 510.1
Small poly original: "Polium minus" ibid. 9
Zinc oxide original: "Pompholyx"; a metallic residue or "white slag" from smelting furnaces used in ointments 611.8
White poplar original: "Populus alba" 473.8
Purslane original: "Portulaca" 378.7
Pondweed original: "Potamogeton" 510.17
Burnet original: "Poterium" 493.25
Horehound original: "Prasium" 510.25
Common problems of any art, concerning oil original: "Problemata communia cuiusuis artis, de oleo" 82.27
Physical problems concerning oil original: "Proble. physica de oleo" 82.4
Propolis original: "Propolis"; the resinous "bee glue" used to seal hives 511.11
The proper nature of water is moist and cold original: "Propria aquae natura humida est & frigida" 13.19
The proper objects of sensation for the tongue original: "Propria linguae sensibilia" 61.10
The proper sensory organs of each sense original: "Propria sensus cuiusque sensoria" 57.28
Things occurring in the body original: "Prouenientia in corpore" 656.6