Scientific Namesort icon Common Name Type Subtype Extent Risk of Introduction First Source
Mentha pulegium pennyroyal plant herbaceous widespread n/a (already in CA) Cal-IPC list
Mesembryanthemum crystallinum crystalline iceplant plant herbaceous widespread n/a (already in CA) Cal-IPC list
Mikania cordata mile-a-minute plant herbaceous not present low USDA Plant/Pest
Mikania micrantha bittervine plant herbaceous not present low USDA Plant/Pest
Mirabilis nyctaginea wild four o-clock plant herbaceous limited n/a (already in CA) WA Weed List
Monochoria hastata arrowleaf falsepickerelweed plant herbaceous not present low USDA Plant/Pest
Monochoria vaginalis heartshape false pickerelweed plant herbaceous limited n/a (already in CA) USDA Plant/Pest
Murdannia keisak marsh dew flower plant herbaceous not present moderate WA Weed List
Myosotis latifolia common forget-me-not plant herbaceous limited n/a (already in CA) Cal-IPC list
Myosoton aquaticum giant chickweed plant herbaceous not present moderate CDFA
Myriophyllum aquaticum parrotfeather plant herbaceous limited n/a (already in CA) Cal-IPC list
Myriophyllum spicatum Eurasian watermilfoil plant herbaceous widespread n/a (already in CA) Cal-IPC list
Najas minor slender-leaved naiad plant herbaceous not present moderate WA Weed List
Nothoscordum inodorum false garlic plant herbaceous limited n/a (already in CA) CDFA
Nymphaea mexicana banana waterlily plant herbaceous limited n/a (already in CA) CDFA
Nymphaea odorata fragrant waterlily plant herbaceous limited n/a (already in CA) WA Weed List
Nymphoides peltata yellow floating heart plant herbaceous limited n/a (already in CA) OR Weed List
Ononis alopecuroides foxtail restharrow plant herbaceous limited n/a (already in CA) CDFA
Onopordum acanthium Scotch thistle plant herbaceous limited n/a (already in CA) CDFA
Onopordum illyricum Illyrian thistle plant herbaceous limited n/a (already in CA) CDFA
Onopordum tauricum Taurian thistle plant herbaceous limited n/a (already in CA) CDFA
Opuntia aurantiaca jointed prickly pear plant herbaceous not present low USDA Plant/Pest
Orobanche cooperi Cooper's broomrape plant herbaceous limited n/a (already in CA) CDFA
Orobanche minor small broomrape plant herbaceous not present high OR Weed List
Orobanche ramosa branched broomrape plant herbaceous limited n/a (already in CA) CDFA
Orobanche spp. broomrape plant herbaceous limited n/a (already in CA) USDA Plant/Pest
Ottelia alismoides ducklettuce plant herbaceous not present high USDA Plant/Pest
Oxalis corniculata creeping woodsorrel plant herbaceous widespread n/a (already in CA) Weeds of CA
Oxalis pes-caprae Bermuda buttercup plant herbaceous widespread n/a (already in CA) Cal-IPC list
Parentucellia viscosa yellow glandweed plant herbaceous limited n/a (already in CA) Cal-IPC list
Peganum harmala harmel plant herbaceous not present high No list
Physalis longifolia long-leaf groundcherry plant herbaceous not present moderate CDFA
Physalis viscosa grape groundcherry plant herbaceous limited n/a (already in CA) CDFA
Phytolacca americana common pokeweed plant herbaceous widespread n/a (already in CA) Cal-IPC list
Picris echioides bristly oxtongue plant herbaceous widespread n/a (already in CA) Cal-IPC list
Picris hieracioides hawkweed oxtongue plant herbaceous not present moderate WA Weed List
Plantago lanceolata buckhorn plantain plant herbaceous widespread n/a (already in CA) Cal-IPC list
Polygonum arenastrum oval leaf knotweed plant herbaceous widespread n/a (already in CA) Weeds of CA
Polygonum polystachyum Himalayan knotweed plant herbaceous limited n/a (already in CA) CDFA
Polygonum sachalinense Sakhalin knotweed plant herbaceous limited n/a (already in CA) CDFA
Polygonum x bohemicum Bohemian knotweed plant herbaceous not present moderate WA Weed List
Pontederia cordata pickerelweed plant herbaceous not present moderate CDFA
Portulaca oleracea common purslane plant herbaceous widespread n/a (already in CA) Weeds of CA
Potamogeton crispus curlyleaf pondweed plant herbaceous widespread n/a (already in CA) Cal-IPC list
Potentilla recta sulfur cinquefoil plant herbaceous limited n/a (already in CA) CDFA
Proboscidea louisianica unicorn-plant plant herbaceous widespread n/a (already in CA) WA Weed List
Pueraria montana var. lobata kudzu plant herbaceous not present moderate OR Weed List
Ranunculus acris tall buttercup plant herbaceous limited n/a (already in CA) MT Weed List
Ranunculus repens creeping buttercup plant herbaceous widespread n/a (already in CA) Cal-IPC list
Raphanus raphanistrum wild radish plant herbaceous widespread n/a (already in CA) Weeds of CA
Raphanus sativus radish plant herbaceous widespread n/a (already in CA) Cal-IPC list
Ricinus communis castorbean plant herbaceous widespread n/a (already in CA) Cal-IPC list
Rorippa austriaca Austrian field cress plant herbaceous limited n/a (already in CA) CDFA
Rorippa sylvestris creeping yellow field cress plant herbaceous limited n/a (already in CA) CDFA
Rumex acetosella red sorrel plant herbaceous widespread n/a (already in CA) Cal-IPC list
Rumex crispus curly dock plant herbaceous widespread n/a (already in CA) Cal-IPC list
Sagittaria graminea grass-leaved arrowhead plant herbaceous not present high WA Weed List
Sagittaria sagittifolia arrowhead plant herbaceous not present low USDA Plant/Pest
Salsola collina spineless Russian thistle plant herbaceous not present high CDFA
Salsola paulsenii barbwire Russian-thistle plant herbaceous widespread n/a (already in CA) CDFA
Salsola soda oppositeleaf Russian thistle plant herbaceous limited n/a (already in CA) Cal-IPC list
Salsola tragus Russian-thistle plant herbaceous widespread n/a (already in CA) CDFA
Salsola vermiculata wormleaf salsola plant herbaceous not present low CDFA
Salvia aethiopis Mediterranean sage plant herbaceous limited n/a (already in CA) CDFA
Salvia pratensis meadow clary plant herbaceous not present moderate WA Weed List
Salvia sclarea clary sage plant herbaceous not present moderate WA Weed List
Salvia virgata southern meadow sage plant herbaceous not present moderate CDFA
Salvinia auriculata giant salvinia plant herbaceous not present low USDA Plant/Pest
Salvinia biloba giant salvinia plant herbaceous limited n/a (already in CA) USDA Plant/Pest
Salvinia herzogii giant salvinia plant herbaceous limited n/a (already in CA) USDA Plant/Pest
Salvinia molesta giant salvinia plant herbaceous limited n/a (already in CA) Cal-IPC list
Saponaria officinalis bouncingbet plant herbaceous limited n/a (already in CA) Cal-IPC list
Scolymus hispanicus golden thistle plant herbaceous limited n/a (already in CA) CDFA
Senecio jacobaea tansy ragwort plant herbaceous limited n/a (already in CA) CDFA
Senecio linearifolius narrowleaf ragwort plant herbaceous not present low CDFA
Senecio madagascariensis Madagascar ragwort plant herbaceous not present moderate USDA Plant/Pest
Senecio squalidus Oxford ragwort plant herbaceous not present low CDFA
Senecio vulgaris old-man-in-the-spring plant herbaceous widespread n/a (already in CA) Weeds of CA
Senna obtusifolia sicklepod plant herbaceous limited n/a (already in CA) CDFA
Silene latifolia ssp. alba bladder campion plant herbaceous limited n/a (already in CA) WA Weed List
Silybum marianum blessed milkthistle plant herbaceous widespread n/a (already in CA) Cal-IPC list
Sinapis arvensis wild mustard plant herbaceous widespread n/a (already in CA) Cal-IPC list
Sisymbrium irio London rocket plant herbaceous widespread n/a (already in CA) Cal-IPC list
Solanum cardiophyllum heartleaf nightshade plant herbaceous not present low CDFA
Solanum carolinense Carolina horsenettle plant herbaceous limited n/a (already in CA) CDFA
Solanum dimidiatum Torrey's nightshade plant herbaceous limited n/a (already in CA) CDFA
Solanum elaeagnifolium silverleaf nightshade plant herbaceous limited n/a (already in CA) CDFA
Solanum lanceolatum lanceleaf nightshade plant herbaceous limited n/a (already in CA) CDFA
Solanum nigrum black nightshade plant herbaceous widespread n/a (already in CA) Weeds of CA
Solanum physalifolium hoe nightshade plant herbaceous widespread n/a (already in CA) Weeds of CA
Solanum rostratum buffalobur plant herbaceous limited n/a (already in CA) ID Weed List
Solanum viarum tropical soda apple plant herbaceous not present low USDA Plant/Pest
Soliva sessilis lawnweed plant herbaceous widespread n/a (already in CA) WA Weed List
Sonchus arvensis perennial sowthistle plant herbaceous limited n/a (already in CA) CDFA
Sonchus oleraceaus common sowthistle plant herbaceous widespread n/a (already in CA) Weeds of CA
Sparganium erectum exotic bur reed plant herbaceous limited n/a (already in CA) USDA Plant/Pest
Spermacoce alata winged false buttonweed plant herbaceous not present low USDA Plant/Pest
Sphaerophysa salsula Austrian peaweed plant herbaceous limited n/a (already in CA) CDFA
Stellaria media common chickweed plant herbaceous widespread n/a (already in CA) Weeds of CA
Striga asiatica witchweed plant herbaceous not present moderate CDFA