Index / States / Oregon / Washington
§1County listing — Oregon
Washington County
Oregon
- FIPS
- 41067
- Taxa recorded
- 1,527
- State
- Oregon
Filter
Showing 201–250 of 302 (introduced).
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Polygonum aviculare L. Introduced POAVprostrate knotweed · Polygonaceae -
Polygonum convolvulus L. Introduced POCO10black bindweed · Polygonaceae - Polygonum convolvulus L. var. convolvulus Introduced POCOC2black bindweed · Polygonaceae
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Polygonum cuspidatum Siebold & Zucc. Introduced POCU6Japanese knotweed · Polygonaceae -
Polygonum hydropiper L. Introduced POHYmarshpepper knotweed · Polygonaceae -
Polygonum persicaria L. Introduced POPE3spotted ladysthumb · Polygonaceae -
Polygonum polystachyum Wall. ex Meisn. Introduced POPO5cultivated knotweed · Polygonaceae -
Polygonum sachalinense F. Schmidt ex Maxim. Introduced POSA4giant knotweed · Polygonaceae -
Polypogon monspeliensis (L.) Desf. Introduced POMO5annual rabbitsfoot grass · Poaceae -
Potamogeton crispus L. Introduced POCR3curly pondweed · Potamogetonaceae -
Prunus avium (L.) L. Introduced PRAVsweet cherry · Rosaceae -
Prunus cerasifera Ehrh. Introduced PRCE2cherry plum · Rosaceae -
Prunus domestica L. Introduced PRDOEuropean plum · Rosaceae - Prunus domestica L. var. domestica Introduced PRDODEuropean plum · Rosaceae
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Prunus mahaleb L. Introduced PRMAMahaleb cherry · Rosaceae -
Puccinellia distans (Jacq.) Parl. ssp. distans Introduced PUDIDweeping alkaligrass · Poaceae -
Ranunculus muricatus L. Introduced RAMU2spinyfruit buttercup · Ranunculaceae -
Ranunculus parviflorus L. Introduced RAPA3smallflower buttercup · Ranunculaceae -
Ranunculus repens L. Introduced RARE3creeping buttercup · Ranunculaceae - Raphanus sativus L. Introduced RASA2cultivated radish · Brassicaceae
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Rosa canina L. Introduced ROCA3dog rose · Rosaceae -
Rosa rubiginosa L. Introduced RORU82sweetbriar rose · Rosaceae -
Rubus armeniacus Focke Introduced RUAR9Himalayan blackberry · Rosaceae -
Rubus laciniatus Willd. Introduced RULAcutleaf blackberry · Rosaceae -
Rumex acetosella L. Introduced RUAC3common sheep sorrel · Polygonaceae -
Rumex conglomeratus Murray Introduced RUCO2clustered dock · Polygonaceae -
Rumex crispus L. Introduced RUCRcurly dock · Polygonaceae - Rumex crispus L. ssp. crispus Introduced RUCRCcurly dock · Polygonaceae
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Rumex obtusifolius L. Introduced RUOBbitter dock · Polygonaceae -
Rumex sanguineus L. Introduced RUSA2redvein dock · Polygonaceae -
Sagina procumbens L. Introduced SAPRbirdeye pearlwort · Caryophyllaceae - Salix fragilis L. Introduced SAFRcrack willow · Salicaceae
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Sanguisorba minor Scop. Introduced SAMI3small burnet · Rosaceae - Sanguisorba minor Scop. ssp. balearica (Bourg. ex Nyman) M. Garm. & C. Navarro Introduced SAMIB2small burnet · Rosaceae
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Saponaria officinalis L. Introduced SAOF4bouncingbet · Caryophyllaceae -
Scandix pecten-veneris L. Introduced SCPEshepherdsneedle · Apiaceae -
Schedonorus arundinaceus (Schreb.) Dumort., nom. cons. Introduced SCAR7tall fescue · Poaceae -
Sclerochloa dura (L.) P. Beauv. Introduced SCDU2common hardgrass · Poaceae -
Secale cereale L. Introduced SECEcereal rye · Poaceae -
Senecio jacobaea L. Introduced SEJAstinking willie · Asteraceae -
Senecio sylvaticus L. Introduced SESYwoodland ragwort · Asteraceae -
Senecio vulgaris L. Introduced SEVUold-man-in-the-Spring · Asteraceae -
Setaria viridis (L.) P. Beauv. Introduced SEVI4green bristlegrass · Poaceae - Setaria viridis (L.) P. Beauv. var. viridis Introduced SEVIVgreen bristlegrass · Poaceae
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Sherardia arvensis L. Introduced SHAR2blue fieldmadder · Rubiaceae -
Silybum marianum (L.) Gaertn. Introduced SIMA3blessed milkthistle · Asteraceae -
Sinapis arvensis L. Introduced SIAR4charlock mustard · Brassicaceae - Sinapis arvensis L. ssp. arvensis Introduced SIARAwild mustard · Brassicaceae
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Sisymbrium altissimum L. Introduced SIAL2tall tumblemustard · Brassicaceae -
Sisymbrium officinale (L.) Scop. Introduced SIOFhedgemustard · Brassicaceae