Washington County

Showing 1–50 of 55 (introduced).

• 
  Acanthospermum australe (Loefl.) Kuntze Introduced ACAU2

  Paraguayan starbur · Asteraceae
• 
  Acanthospermum hispidum DC. Introduced ACHI

  hispid starbur · Asteraceae
• 
  Alysicarpus ovalifolius (Schumach.) J. Léonard Introduced ALOV

  alyce clover · Fabaceae
• 
  Bothriochloa ischaemum (L.) Keng Introduced BOIS

  yellow bluestem · Poaceae
• 
  Bothriochloa ischaemum (L.) Keng var. songarica (Rupr. ex Fisch. & C.A. Mey.) Celarier & Harlan Introduced BOISS

  yellow bluestem · Poaceae
• 
  Briza minor L. Introduced BRMI2

  little quakinggrass · Poaceae
• 
  Bromus catharticus Vahl Introduced BRCA6

  rescuegrass · Poaceae
• 
  Conyza bonariensis (L.) Cronquist Introduced COBO

  asthmaweed · Asteraceae
• 
  Coronopus didymus (L.) Sm. Introduced CODI6

  lesser swinecress · Brassicaceae
• 
  Cuphea carthagenensis (Jacq.) J.F. Macbr. Introduced CUCA4

  Colombian waxweed · Lythraceae
• 
  Cyclospermum leptophyllum (Pers.) Sprague ex Britton & P. Wilson Introduced CYLE7

  marsh parsley · Apiaceae
• 
  Cyperus entrerianus Boeckeler Introduced CYEN2

  woodrush flatsedge · Cyperaceae
• 
  Cyrtomium falcatum (L. f.) C. Presl Introduced CYFA2

  Japanese netvein hollyfern · Dryopteridaceae
• 
  Dactyloctenium aegyptium (L.) Willd. Introduced DAAE

  Egyptian grass · Poaceae
• 
  Eragrostis bahiensis Schrad. ex Schult. Introduced ERBA

  Bahia lovegrass · Poaceae
• 
  Eragrostis curvula (Schrad.) Nees Introduced ERCU2

  weeping lovegrass · Poaceae
• 
  Eragrostis pilosa (L.) P. Beauv. Introduced ERPI2

  Indian lovegrass · Poaceae
• 
  Eragrostis scaligera Salzm. ex Steud. Introduced ERSC3

  tender lovegrass · Poaceae
• 
  Eremochloa ophiuroides (Munro) Hack. Introduced EROP

  centipede grass · Poaceae
• 
  Fimbristylis schoenoides (Retz.) Vahl Introduced FISC

  ditch fimbry · Cyperaceae
• 
  Glandularia pulchella (Sweet) Troncoso Introduced GLPU3

  South American mock vervain · Verbenaceae
• 
  Heliotropium amplexicaule Vahl Introduced HEAM4

  clasping heliotrope · Boraginaceae
• 
  Heliotropium indicum L. Introduced HEIN

  Indian heliotrope · Boraginaceae
• 
  Hemerocallis fulva (L.) L. Introduced HEFU

  orange daylily · Liliaceae
• 
  Hypochaeris radicata L. Introduced HYRA3

  hairy cat's ear · Asteraceae
• 
  Hyptis mutabilis (A. Rich.) Briq. Introduced HYMU2

  tropical bushmint · Lamiaceae
• 
  Ipomoea quamoclit L. Introduced IPQU

  cypressvine · Convolvulaceae
• 
  Kummerowia striata (Thunb.) Schindl. Introduced KUST2

  Japanese clover · Fabaceae
• 
  Lepidium campestre (L.) W.T. Aiton Introduced LECA5

  field pepperweed · Brassicaceae
• 
  Lespedeza cuneata (Dum. Cours.) G. Don Introduced LECU

  sericea lespedeza · Fabaceae
• 
  Ligustrum sinense Lour. Introduced LISI

  Chinese privet · Oleaceae
• 
  Ludwigia peruviana (L.) H. Hara Introduced LUPE6

  Peruvian primrose-willow · Onagraceae
• 
  Lygodium japonicum (Thunb.) Sw. Introduced LYJA

  Japanese climbing fern · Lygodiaceae
• 
  Macroptilium lathyroides (L.) Urb. Introduced MALA9

  wild bushbean · Fabaceae
• 
  Manihot grahamii Hook. Introduced MAGR8

  Graham's manihot · Euphorbiaceae
• 
  Melia azedarach L. Introduced MEAZ

  Chinaberrytree · Meliaceae
• ⚘
  Nothoscordum borbonicum Kunth Introduced NOBO

  fragrant false garlic · Liliaceae
• 
  Paspalum notatum Flueggé var. saurae Parodi Introduced PANOS

  bahiagrass · Poaceae
• 
  Paspalum urvillei Steud. Introduced PAUR2

  Vasey's grass · Poaceae
• 
  Phyllanthus urinaria L. Introduced PHUR

  chamber bitter · Euphorbiaceae
• 
  Ranunculus marginatus d'Urv. Introduced RAMA4

  margined buttercup · Ranunculaceae
• 
  Ranunculus marginatus d'Urv. var. trachycarpus (Fisch. & C.A. Mey.) Arn. Introduced RAMAT

  margined buttercup · Ranunculaceae
• 
  Rumex crispus L. Introduced RUCR

  curly dock · Polygonaceae
• 
  Rumex crispus L. ssp. crispus Introduced RUCRC

  curly dock · Polygonaceae
• 
  Sesamum orientale L. Introduced SEOR4

  sesame · Pedaliaceae
• 
  Solanum sisymbriifolium Lam. Introduced SOSI

  sticky nightshade · Solanaceae
• 
  Soliva sessilis Ruiz & Pav. Introduced SOSE2

  field burrweed · Asteraceae
• 
  Triadica sebifera (L.) Small Introduced TRSE6

  Chinese tallow · Euphorbiaceae
• 
  Trifolium dubium Sibth. Introduced TRDU2

  suckling clover · Fabaceae
• 
  Trifolium nigrescens Viv. Introduced TRNI3

  small white clover · Fabaceae