Virginia

• Accomack 51001
  1,201 taxa Open ↗
• Albemarle 51003
  1,479 taxa Open ↗
• Alexandria (city) 51510
  1 taxa Open ↗
• Alleghany 51005
  1,296 taxa Open ↗
• Amelia 51007
  1,090 taxa Open ↗
• Amherst 51009
  1,290 taxa Open ↗
• Appomattox 51011
  918 taxa Open ↗
• Arlington 51013
  1,096 taxa Open ↗
• Augusta 51015
  1,556 taxa Open ↗
• Bath 51017
  1,158 taxa Open ↗

Showing 51–100 of 750 (introduced).

• 
  Anthoxanthum aristatum Boiss. Introduced ANAR7

  annual vernalgrass · Poaceae 6 counties
• 
  Anthoxanthum odoratum L. Introduced ANOD

  sweet vernalgrass · Poaceae 88 counties
• 
  Anthoxanthum odoratum L. ssp. odoratum Introduced ANODO2

  sweet vernalgrass · Poaceae 88 counties
• 
  Anthriscus caucalis M. Bieb. Introduced ANCA14

  bur chervil · Apiaceae 1 county
• 
  Anthriscus cerefolium (L.) Hoffm. Introduced ANCE

  garden chervil · Apiaceae 1 county
• 
  Anthriscus sylvestris (L.) Hoffm. Introduced ANSY

  wild chervil · Apiaceae 2 counties
• 
  Antirrhinum majus L. Introduced ANMA3

  garden snapdragon · Scrophulariaceae 2 counties
• 
  Aphanes microcarpa (Boiss. & Reut.) Rothm. Introduced APMI

  slender parsley piert · Rosaceae 26 counties
• 
  Arabidopsis thaliana (L.) Heynh. Introduced ARTH

  mouseear cress · Brassicaceae 91 counties
• 
  Arctium minus Bernh. Introduced ARMI2

  lesser burdock · Asteraceae 68 counties
• 
  Arenaria serpyllifolia L. Introduced ARSE2

  thymeleaf sandwort · Caryophyllaceae 93 counties
• 
  Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl Introduced AREL3

  tall oatgrass · Poaceae 64 counties
• 
  Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl var. elatius Introduced ARELE

  tall oatgrass · Poaceae 2 counties
• 
  Artemisia annua L. Introduced ARAN3

  sweet sagewort · Asteraceae 37 counties
• 
  Artemisia stelleriana Besser Introduced ARST6

  oldwoman · Asteraceae 3 counties
• 
  Artemisia vulgaris L. Introduced ARVU

  common wormwood · Asteraceae 2 counties
• 
  Arthraxon hispidus (Thunb.) Makino Introduced ARHI3

  small carpetgrass · Poaceae 75 counties
• 
  Arum italicum Mill. Introduced ARIT

  Italian lords and ladies · Araceae 1 county
• 
  Arundo donax L. Introduced ARDO4

  giant reed · Poaceae 8 counties
• 
  Asparagus officinalis L. Introduced ASOF

  garden asparagus · Liliaceae 89 counties
• 
  Aster tataricus L. f. Introduced ASTA

  Tatarian aster · Asteraceae 10 counties
• 
  Atriplex patula L. Introduced ATPA4

  spear saltbush · Chenopodiaceae 25 counties
• 
  Avena sativa L. Introduced AVSA

  common oat · Poaceae 4 counties
• 
  Barbarea verna (Mill.) Asch. Introduced BAVE

  early yellowrocket · Brassicaceae 86 counties
• 
  Barbarea vulgaris W.T. Aiton Introduced BAVU

  garden yellowrocket · Brassicaceae 78 counties
• 
  Bassia hirsuta (L.) Asch. Introduced BAHI3

  hairy smotherweed · Chenopodiaceae 2 counties
• 
  Bassia scoparia (L.) A.J. Scott Introduced BASC5

  burningbush · Chenopodiaceae 24 counties
• 
  Belamcanda chinensis (L.) DC. Introduced BECH

  blackberry lily · Iridaceae 40 counties
• 
  Bellis perennis L. Introduced BEPE2

  lawndaisy · Asteraceae 5 counties
• 
  Berberis thunbergii DC. Introduced BETH

  Japanese barberry · Berberidaceae 34 counties
• 
  Berteroa incana (L.) DC. Introduced BEIN2

  hoary alyssum · Brassicaceae 8 counties
• 
  Betula pendula Roth Introduced BEPE3

  European white birch · Betulaceae 4 counties
• 
  Borago officinalis L. Introduced BOOF

  common borage · Boraginaceae 1 county
• 
  Brassica juncea (L.) Czern. Introduced BRJU

  brown mustard · Brassicaceae 19 counties
• 
  Brassica nigra (L.) W.D.J. Koch Introduced BRNI

  black mustard · Brassicaceae 23 counties
• 
  Brassica rapa L. Introduced BRRA

  field mustard · Brassicaceae 73 counties
• 
  Brassica rapa L. var. rapa Introduced BRRAR

  field mustard · Brassicaceae 73 counties
• 
  Briza minor L. Introduced BRMI2

  little quakinggrass · Poaceae 3 counties
• 
  Bromus arvensis L. Introduced BRAR5

  field brome · Poaceae 77 counties
• 
  Bromus catharticus Vahl Introduced BRCA6

  rescuegrass · Poaceae 25 counties
• 
  Bromus diandrus Roth Introduced BRDI3

  ripgut brome · Poaceae 3 counties
• 
  Bromus diandrus Roth ssp. rigidus (Roth) Lainz Introduced BRDIR

  ripgut brome · Poaceae 3 counties
• 
  Bromus erectus Huds. Introduced BRER3

  erect brome · Poaceae 3 counties
• 
  Bromus hordeaceus L. Introduced BRHO2

  soft brome · Poaceae 12 counties
• 
  Bromus hordeaceus L. ssp. hordeaceus Introduced BRHOH

  soft brome · Poaceae 12 counties
• 
  Bromus inermis Leyss. ssp. inermis Introduced BRINI

  smooth brome · Poaceae 31 counties
• 
  Bromus inermis Leyss. ssp. inermis var. inermis Introduced BRINI2

  smooth brome · Poaceae 31 counties
• 
  Bromus racemosus L. Introduced BRRA2

  bald brome · Poaceae 76 counties
• 
  Bromus secalinus L. Introduced BRSE

  rye brome · Poaceae 15 counties
• 
  Bromus secalinus L. var. secalinus Introduced BRSES

  rye brome · Poaceae 15 counties