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Non-native Plant
Sorghum almum
Native Plant
Silphium perfoliatum
Non-native Plant
Senecio jacobaea
Non-native Plant
Schedonorus pratensis
Native Plant
Saccharum spontaneum
Non-native Plant
Rumex acetosella
Non-native Plant
Rorippa austriaca
Non-native Plant
Ranunculus ficaria
Non-native Plant
Poa trivialis
Non-native Plant
Polygonum sachalinense
Non-native Plant
Potamogeton crispus
Non-native Plant
Poa compressa
Non-native Plant
Polygonum ×bohemicum
Native Plant
Pistia stratiotes
Non-native Plant
Pimpinella saxifraga
