Rumex Clustered IS 0 0 n 0 1 n y n 17 Large herb forb s conglomeratus Dock Rumex crispus Curled IS 0 0 n 0 1 n y n 18 Large herb forb s Dock Sagittaria spp. Sagittaria IO 0 AQ 0 0 1 1 n n n Very 5 P and C 6 Marsh 33% v High in diff Risk regions Salix cinerea Grey IS 0 0 0 1 n n n R? 6 ? Understorey tree v Sallow tree or large shrub Salix spp. Willow 0 FR/RI 0 0 1 n n n in all 1 2 Margin 83% v regions Salvinia Salvinia IO 0 AF 0 0 1 1 Very 5 SPW 1 1 3 Aquatic Small or forb 6% o molesta High prostrate Risk herb Schismus Arabian IA 0 0 0 1 y 2 Medium to tussock s barbatus Grass small tufted grass graminoid Setaria spp. Pigeon IT 0 TR 0 0 1 n n n 1 o (naturalised) Grass Silybum IT 0 TR 1 0 1 1 Large herb forb s marianum Thistle Sisymbrium Mustard IA 0 TR 1 0 1 1 o spp. Solanum Black IA 0 0 0 1 y 4 Large herb forb s nigrum s.s. Solanum Madeira IT 0 TR 1 0 1 1 Medium shrub v shrub Sonchus spp. Sow IA 0 TR 1 0 1 1 s Thistle Sparganium Branching IO 0 0 0 n n n 2 marsh o erectum Bur-reed
Rumex conglomeratus Clustered Dock IS 0 0 n 0 1 n y n 17 Large herb forb s Rumex crispus Curled Dock IS 0 0 n 0 1 n y n 18 Large herb forb s Sagittaria spp. Sagittaria IO 0 AQ 0 0 1 1 n n n Very High Risk 5 P and C in diff regions 6 Marsh 33% v Salix cinerea Grey Sallow IS 0 0 0 1 n n n R? 6 ? Understorey tree or large shrub tree v Salix spp. Willow 0 FR/RI 0 0 1 n n n in all regions 1 2 Margin 83% v Salvinia molesta Salvinia IO 0 AF 0 0 1 1 Very High Risk 5 SPW 1 1 3 Aquatic Small or prostrate herb forb 6% o Schismus barbatus Arabian Grass IA 0 0 0 1 y 2 Medium to small tufted graminoid tussock grass s Setaria spp. (naturalised) Pigeon Grass IT 0 TR 0 0 1 n n n 1 o Silybum marianum Thistle IT 0 TR 1 0 1 1 Large herb forb s Sisymbrium spp. Mustard IA 0 TR 1 0 1 1 o Solanum nigrum s.s. Black IA 0 0 0 1 y 4 Large herb forb s Solanum Madeira IT 0 TR 1 0 1 1 Medium shrub shrub v Sonchus spp. Sow Thistle IA 0 TR 1 0 1 1 s Sparganium erectum Branching Bur-reed IO 0 0 0 n n n 2 marsh o