Michigan

• Alcona 26001
  727 taxa Open ↗
• Alger 26003
  810 taxa Open ↗
• Allegan 26005
  964 taxa Open ↗
• Alpena 26007
  843 taxa Open ↗
• Antrim 26009
  634 taxa Open ↗
• Arenac 26011
  667 taxa Open ↗
• Baraga 26013
  848 taxa Open ↗
• Barry 26015
  811 taxa Open ↗
• Bay 26017
  782 taxa Open ↗
• Benzie 26019
  938 taxa Open ↗

Showing 201–250 of 3,094.

• 
  Arceuthobium pusillum Peck Native ARPU3

  eastern dwarf mistletoe · Viscaceae 30 counties
• 
  Arctium lappa L. Introduced ARLA3

  greater burdock · Asteraceae 2 counties
• 
  Arctium minus Bernh. Introduced ARMI2

  lesser burdock · Asteraceae 57 counties
• 
  Arctostaphylos uva-ursi (L.) Spreng. Native ARUV

  kinnikinnick · Ericaceae 52 counties
• 
  Arenaria serpyllifolia L. Introduced ARSE2

  thymeleaf sandwort · Caryophyllaceae 58 counties
• 
  Arethusa bulbosa L. Native ARBU

  dragon's mouth · Orchidaceae 41 counties
• 
  Argemone albiflora Hornem. Native ARAL3

  bluestem pricklypoppy · Papaveraceae 2 counties
• 
  Argemone albiflora Hornem. ssp. albiflora Native ARALA2

  bluestem pricklypoppy · Papaveraceae 2 counties
• 
  Argemone mexicana L. Native ARME4

  Mexican pricklypoppy · Papaveraceae 2 counties
• 
  Argentina anserina (L.) Rydb. Native ARAN7

  silverweed cinquefoil · Rosaceae 47 counties
• 
  Arisaema dracontium (L.) Schott Native ARDR3

  green dragon · Araceae 20 counties
• 
  Arisaema triphyllum (L.) Schott Native ARTR

  Jack in the pulpit · Araceae 79 counties
• 
  Arisaema triphyllum (L.) Schott ssp. pusillum (Peck) Huttleston Native ARTRP

  Jack in the pulpit · Araceae 1 county
• 
  Aristida basiramea Engelm. ex Vasey Native ARBA2

  forked threeawn · Poaceae 7 counties
• 
  Aristida dichotoma Michx. Native ARDI4

  churchmouse threeawn · Poaceae 1 county
• 
  Aristida dichotoma Michx. var. dichotoma Native ARDID

  churchmouse threeawn · Poaceae 1 county
• 
  Aristida longespica Poir. Native ARLO16

  slimspike threeawn · Poaceae 4 counties
• 
  Aristida longespica Poir. var. geniculata (Raf.) Fernald Native ARLOG6

  slimspike threeawn · Poaceae 3 counties
• 
  Aristida oligantha Michx. Native AROL

  prairie threeawn · Poaceae 7 counties
• 
  Aristida purpurascens Poir. Native ARPU8

  arrowfeather threeawn · Poaceae 16 counties
• 
  Aristida purpurascens Poir. var. purpurascens Native ARPUP4

  arrowfeather threeawn · Poaceae 16 counties
• 
  Aristida tuberculosa Nutt. Native ARTU

  seaside threeawn · Poaceae 1 county
• 
  Aristolochia clematitis L. Introduced ARCL

  birthwort · Aristolochiaceae 3 counties
• 
  Aristolochia macrophylla Lam. Native ARMA7

  pipevine · Aristolochiaceae 1 county
• 
  Aristolochia serpentaria L. Native ARSE3

  Virginia snakeroot · Aristolochiaceae 6 counties
• 
  Armoracia rusticana G. Gaertn., B. Mey. & Scherb. Introduced ARRU4

  horseradish · Brassicaceae 24 counties
• 
  Arnica cordifolia Hook. Native ARCO9

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

  pale Indian plantain · Asteraceae 21 counties
• 
  Arnoglossum plantagineum Raf. Native ARPL4

  groovestem Indian plantain · Asteraceae 14 counties
• 
  Arnoseris minima (L.) Schweigg. & Körte Introduced ARMI3

  lamb succory · Asteraceae 1 county
• 
  Aronia melanocarpa (Michx.) Elliott Native ARME6

  black chokeberry · Rosaceae 1 county
• ⚘
  Aronia ×prunifolia (Marshall) Rehder, (pro sp.) [arbutifolia × melanocarpa] Native ARPR2

  purple chokeberry · Rosaceae 71 counties
• 
  Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl Introduced AREL3

  tall oatgrass · Poaceae 13 counties
• 
  Artemisia abrotanum L. Introduced ARAB2

  southernwood · Asteraceae 4 counties
• 
  Artemisia absinthium L. Introduced ARAB3

  absinthium · Asteraceae 26 counties
• 
  Artemisia annua L. Introduced ARAN3

  sweet sagewort · Asteraceae 2 counties
• 
  Artemisia biennis Willd. Both ARBI2

  biennial wormwood · Asteraceae 35 counties
• 
  Artemisia biennis Willd. var. biennis Introduced ARBIB

  biennial wormwood · Asteraceae 35 counties
• 
  Artemisia campestris L. Native ARCA12

  field sagewort · Asteraceae 56 counties
• 
  Artemisia carruthii Alph. Wood ex Carruth. Native ARCA14

  Carruth's sagewort · Asteraceae 1 county
• 
  Artemisia frigida Willd. Native ARFR4

  prairie sagewort · Asteraceae 1 county
• 
  Artemisia ludoviciana Nutt. Both ARLU

  white sagebrush · Asteraceae 19 counties
• 
  Artemisia ludoviciana Nutt. ssp. ludoviciana Native ARLUL2

  white sagebrush · Asteraceae 19 counties
• 
  Artemisia pontica L. Introduced ARPO4

  Roman wormwood · Asteraceae 9 counties
• 
  Artemisia stelleriana Besser Introduced ARST6

  oldwoman · Asteraceae 5 counties
• 
  Aruncus dioicus (Walter) Fernald Both ARDI8

  bride's feathers · Rosaceae 3 counties
• 
  Asarum canadense L. Native ASCA

  Canadian wildginger · Aristolochiaceae 56 counties
• 
  Asclepias amplexicaulis Sm. Native ASAM

  clasping milkweed · Asclepiadaceae 14 counties
• 
  Asclepias exaltata L. Native ASEX

  poke milkweed · Asclepiadaceae 51 counties
• 
  Asclepias hirtella (Pennell) Woodson Native ASHI

  green milkweed · Asclepiadaceae 8 counties