New York

• Albany 36001
  1,960 taxa Open ↗
• Allegany 36003
  637 taxa Open ↗
• Bronx 36005
  2,098 taxa Open ↗
• Broome 36007
  421 taxa Open ↗
• Cattaraugus 36009
  1,554 taxa Open ↗
• Cayuga 36011
  1,055 taxa Open ↗
• Chautauqua 36013
  856 taxa Open ↗
• Chemung 36015
  1,296 taxa Open ↗
• Chenango 36017
  856 taxa Open ↗
• Clinton 36019
  943 taxa Open ↗

Showing 301–350 of 4,587.

• 
  Arceuthobium pusillum Peck Native ARPU3

  eastern dwarf mistletoe · Viscaceae 16 counties
• 
  Arctium lappa L. Introduced ARLA3

  greater burdock · Asteraceae 25 counties
• 
  Arctium minus Bernh. Introduced ARMI2

  lesser burdock · Asteraceae 31 counties
• 
  Arctium tomentosum Mill. Introduced ARTO

  woolly burdock · Asteraceae 5 counties
• 
  Arctium vulgare (Hill) Evans Introduced ARVU2

  woodland burdock · Asteraceae 4 counties
• 
  Arctostaphylos uva-ursi (L.) Spreng. Native ARUV

  kinnikinnick · Ericaceae 29 counties
• 
  Arenaria serpyllifolia L. Introduced ARSE2

  thymeleaf sandwort · Caryophyllaceae 39 counties
• 
  Arethusa bulbosa L. Native ARBU

  dragon's mouth · Orchidaceae 33 counties
• 
  Argemone albiflora Hornem. Native ARAL3

  bluestem pricklypoppy · Papaveraceae 1 county
• 
  Argemone albiflora Hornem. ssp. albiflora Native ARALA2

  bluestem pricklypoppy · Papaveraceae 1 county
• 
  Argemone mexicana L. Native ARME4

  Mexican pricklypoppy · Papaveraceae 4 counties
• 
  Argentina anserina (L.) Rydb. Native ARAN7

  silverweed cinquefoil · Rosaceae 22 counties
• ⚘
  Argentina egedii (Wormsk.) Rydb. Native AREG

  Pacific silverweed · Rosaceae 1 county
• ⚘
  Argentina egedii (Wormsk.) Rydb. ssp. egedii Native AREGE

  Pacific silverweed · Rosaceae 1 county
• 
  Arisaema dracontium (L.) Schott Native ARDR3

  green dragon · Araceae 23 counties
• 
  Arisaema triphyllum (L.) Schott Native ARTR

  Jack in the pulpit · Araceae 59 counties
• 
  Arisaema triphyllum (L.) Schott ssp. pusillum (Peck) Huttleston Native ARTRP

  Jack in the pulpit · Araceae 8 counties
• 
  Arisaema triphyllum (L.) Schott ssp. stewardsonii (Britton) Huttleston Native ARTRS

  Jack in the pulpit · Araceae 41 counties
• 
  Arisaema triphyllum (L.) Schott ssp. triphyllum Native ARTRT3

  Jack in the pulpit · Araceae 54 counties
• 
  Aristida adscensionis L. Native ARAD

  sixweeks threeawn · Poaceae 1 county
• 
  Aristida basiramea Engelm. ex Vasey Native ARBA2

  forked threeawn · Poaceae 5 counties
• 
  Aristida dichotoma Michx. Native ARDI4

  churchmouse threeawn · Poaceae 31 counties
• 
  Aristida dichotoma Michx. var. dichotoma Native ARDID

  churchmouse threeawn · Poaceae 31 counties
• 
  Aristida longespica Poir. Native ARLO16

  slimspike threeawn · Poaceae 7 counties
• 
  Aristida longespica Poir. var. geniculata (Raf.) Fernald Native ARLOG6

  slimspike threeawn · Poaceae 4 counties
• 
  Aristida longespica Poir. var. longespica Native ARLOL3

  slimspike threeawn · Poaceae 5 counties
• 
  Aristida oligantha Michx. Native AROL

  prairie threeawn · Poaceae 20 counties
• 
  Aristida purpurascens Poir. Native ARPU8

  arrowfeather threeawn · Poaceae 7 counties
• 
  Aristida purpurascens Poir. var. purpurascens Native ARPUP4

  arrowfeather threeawn · Poaceae 5 counties
• 
  Aristida purpurascens Poir. var. virgata (Trin.) Allred Native ARPUV

  arrowfeather threeawn · Poaceae 1 county
• 
  Aristida tuberculosa Nutt. Native ARTU

  seaside threeawn · Poaceae 7 counties
• 
  Aristolochia clematitis L. Introduced ARCL

  birthwort · Aristolochiaceae 4 counties
• 
  Aristolochia macrophylla Lam. Native ARMA7

  pipevine · Aristolochiaceae 6 counties
• 
  Aristolochia serpentaria L. Native ARSE3

  Virginia snakeroot · Aristolochiaceae 12 counties
• 
  Armoracia rusticana G. Gaertn., B. Mey. & Scherb. Introduced ARRU4

  horseradish · Brassicaceae 25 counties
• 
  Arnica lanceolata Nutt. Native ARLA7

  lanceleaf arnica · Asteraceae 1 county
• 
  Arnoglossum atriplicifolium (L.) H. Rob. Native ARAT

  pale Indian plantain · Asteraceae 3 counties
• 
  Arnoseris minima (L.) Schweigg. & Körte Introduced ARMI3

  lamb succory · Asteraceae 1 county
• 
  Aronia arbutifolia (L.) Pers. Native ARAR7

  red chokeberry · Rosaceae 30 counties
• 
  Aronia melanocarpa (Michx.) Elliott Native ARME6

  black chokeberry · Rosaceae 48 counties
• ⚘
  Aronia ×prunifolia (Marshall) Rehder, (pro sp.) [arbutifolia × melanocarpa] Native ARPR2

  purple chokeberry · Rosaceae 30 counties
• 
  Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl Introduced AREL3

  tall oatgrass · Poaceae 46 counties
• 
  Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl var. elatius Introduced ARELE

  tall oatgrass · Poaceae 4 counties
• 
  Artemisia abrotanum L. Introduced ARAB2

  southernwood · Asteraceae 1 county
• 
  Artemisia absinthium L. Introduced ARAB3

  absinthium · Asteraceae 15 counties
• 
  Artemisia annua L. Introduced ARAN3

  sweet sagewort · Asteraceae 13 counties
• 
  Artemisia biennis Willd. Both ARBI2

  biennial wormwood · Asteraceae 19 counties
• 
  Artemisia biennis Willd. var. biennis Introduced ARBIB

  biennial wormwood · Asteraceae 15 counties
• 
  Artemisia campestris L. Native ARCA12

  field sagewort · Asteraceae 15 counties
• 
  Artemisia campestris L. ssp. borealis (Pall.) H.M. Hall & Clem. Native ARCAB2

  field sagewort · Asteraceae 5 counties