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Non-native Plant
Populus nigra
Non-native Plant
Polygonum cuspidatum
Non-native Plant
Potamogeton crispus
Non-native Plant
Portulaca biloba
Non-native Plant
Plantago
Non-native Plant
Pilea depressa
Non-native Plant
Phyllanthus urinaria
Non-native Plant
Phyllanthus tenellus
Non-native Plant
Phyllanthus saffordii
Non-native Plant
Penstemon campanulatus
Non-native Plant
Ottelia alismoides
Non-native Plant
Ornithogalum umbellatum
Non-native Plant
Orobanche ramosa
Non-native Plant
Orobanche minor
Non-native Plant
Orobanche hederae
Non-native Plant
Orobanche crenata
