common_bugloss CB1 dalmation_toadflax DT1 diffuse_knapweed DK1 dyers_woad DW1 himalayan_blackberry HB1 hounds_tongue HT1 japanese_knotweed JK1 leafy_spurge LS1 loose_strife PL1 meadow_hawkweed MH1 musk_thistle MT1 myrtle_spurge MS1 perennial_pepperweed PP1 poison_hemlock PH1 puncturevine PV1 russian_knapweed RK1 scotch_thistle ST1 spotted_knapweed SK1 st_johnswort SJ1 sulfur_cinquefoil SC1 summer_pheasant_eye SP1 whitetop WT1 yellow_flag_iris YFI1 yellow_star_thistle YST1 yellow_toadflax YT1