Patagua chilensis – synonym of Citronella mucronata
Pavonia sempervirens – synonym of Laurelia sempervirens
Pellinia cordifolia – synonym of Eucryphia cordifolia
Persea caustica – synonym of Lithrea caustica
Persea intermedia – synonym of Persea lingue
Persea lingue – synonym of Persea lingue
Persea meyeniana – synonym of Persea lingue
Peumus alba – synonym of Cryptocarya alba
Peumus fragrans – synonym of Peumus boldus
Peumus mammosa – synonym of Cryptocarya alba
Peumus rubra – synonym of Cryptocarya alba
Pinus arucana – synonym of Araucaria araucana
Pinus cupressoides – synonym of Fitzroya cupressoides
Piptocarpha diacanthoides – synonym of Dasyphyllum diacanthoides
Piptocarpha excelsa – synonym of Dasyphyllum excelsum
Podocarpus andina – synonym of Prumnopitys andina
Podocarpus chilina – synonym of Podocarpus saligna
Podocarpus chilinus – synonym of Podocarpus saligna
Podocarpus spicata – synonym of Prumnopitys andina
Podocarpus valdiviana – synonym of Prumnopitys andina
Poinciana spinosa – synonym of Caesalpinia spinosa
Polylepis tarapacana – synonym of Polylepis tarapacana
Polylepis tenuiruga – synonym of Polylepis rugulosa
Polylepis tomentella – synonym of Polylepis tarapacana
Porlieria hygrometra – synonym of Porlieria chilensis
Procris excelsa – synonym of Boehmeria excelsa
Prosopis atacamensis – synonym of Prosopis alba
Prosopis chilensis – synonym of Prosopis chilensis
Prosopis juliflora – synonym of Prosopis chilensis
Prosopis siliquastrum – synonym of Prosopis alba
Prosopis siliquastrum – synonym of Prosopis chilensis
Prumnopitys elegans – synonym of Prumnopitys andina
Pseudocaryophyllus meli – synonym of Amomyrtus meli
Psoralea glandulosa – synonym of Otholobium glandulosum
Psoralea lutea – synonym of Otholobium glandulosum
Psychotria hookeri – synonym of Coprosma oliveri
Psychotria pyrifolia – synonym of Coprosma pyrifolia
Psychotria triflora – synonym of Coprosma oliveri