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Non-native Plant
Polygonum persicaria
Non-native Plant
Potamogeton crispus
Non-native Plant
Polygonum cespitosum
Non-native Plant
Polygonum ×bohemicum
Non-native Plant
Portulaca biloba
Non-native Plant
Pimpinella saxifraga
Non-native Plant
Pilea depressa
Non-native Plant
Phyllanthus urinaria
Non-native Plant
Phyllanthus tenellus
Non-native Plant
Phyllanthus saffordii
Non-native Plant
Petasites hybridus
Non-native Plant
Perilla frutescens
Non-native Plant
Pastinaca sativa
Non-native Plant
Ottelia alismoides
Non-native Plant
Ornithogalum umbellatum
Non-native Plant
Orobanche ramosa
