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Non-native Plant
Urochloa ×antholeuca
Non-native Plant
Uncinia hamata
Non-native Plant
Ulmus pumila × rubra
Non-native Plant
Ulmus pumila
Non-native Plant
Ulmus procera
Non-native Plant
Ulmus parvifolia
Non-native Plant
Ulmus glabra
Non-native Plant
Ulex europaeus
Non-native Plant
Triticum zhukovskyi
Non-native Plant
Triticum vavilovii
Non-native Plant
Triticum urartu
Non-native Plant
Tribolium uniolae
Non-native Plant
Triticum turanicum
Non-native Plant
Triticum turgidum
