Ohio

• Adams 39001
  1,331 taxa Open ↗
• Allen 39003
  1,038 taxa Open ↗
• Ashland 39005
  998 taxa Open ↗
• Ashtabula 39007
  1,437 taxa Open ↗
• Athens 39009
  1,149 taxa Open ↗
• Auglaize 39011
  958 taxa Open ↗
• Belmont 39013
  945 taxa Open ↗
• Brown 39015
  629 taxa Open ↗
• Butler 39017
  850 taxa Open ↗
• Carroll 39019
  933 taxa Open ↗

Showing 2,301–2,350 of 3,424.

• 
  Pleopeltis polypodioides (L.) Andrews & Windham ssp. michauxiana (Weath.) Andrews & Windham Native PLPOM

  resurrection fern · Polypodiaceae 7 counties
• 
  Pluchea camphorata (L.) DC. Native PLCA7

  camphor pluchea · Asteraceae 2 counties
• 
  Poa alsodes A. Gray Native POAL3

  grove bluegrass · Poaceae 22 counties
• 
  Poa annua L. Introduced POAN

  annual bluegrass · Poaceae 2 counties
• 
  Poa bulbosa L. Introduced POBU

  bulbous bluegrass · Poaceae 1 county
• 
  Poa chapmaniana Scribn. Native POCH2

  Chapman's bluegrass · Poaceae 1 county
• 
  Poa compressa L. Introduced POCO

  Canada bluegrass · Poaceae 4 counties
• 
  Poa cuspidata Nutt. Native POCU4

  early bluegrass · Poaceae 38 counties
• 
  Poa nemoralis L. Both PONE

  wood bluegrass · Poaceae 1 county
• 
  Poa nemoralis L. ssp. nemoralis Introduced PONEN2

  wood bluegrass · Poaceae 1 county
• 
  Poa paludigena Fernald & Wiegand Native POPA

  bog bluegrass · Poaceae 1 county
• 
  Poa palustris L. Native POPA2

  fowl bluegrass · Poaceae 16 counties
• 
  Poa pratensis L. Both POPR

  Kentucky bluegrass · Poaceae 5 counties
• 
  Poa pratensis L. ssp. pratensis Introduced POPRP2

  Kentucky bluegrass · Poaceae 5 counties
• 
  Poa saltuensis Fernald & Wiegand Native POSA

  oldpasture bluegrass · Poaceae 7 counties
• 
  Poa sylvestris A. Gray Native POSY

  woodland bluegrass · Poaceae 56 counties
• 
  Poa trivialis L. Introduced POTR2

  rough bluegrass · Poaceae 2 counties
• 
  Poa wolfii Scribn. Native POWO

  Wolf's bluegrass · Poaceae 1 county
• 
  Podophyllum peltatum L. Native POPE

  mayapple · Berberidaceae 88 counties
• 
  Podostemum ceratophyllum Michx. Native POCE3

  hornleaf riverweed · Podostemaceae 2 counties
• 
  Pogonia ophioglossoides (L.) Ker Gawl. Native POOP

  snakemouth orchid · Orchidaceae 13 counties
• 
  Polanisia dodecandra (L.) DC. Native PODO3

  redwhisker clammyweed · Capparaceae 36 counties
• 
  Polanisia dodecandra (L.) DC. ssp. dodecandra Native PODOD

  redwhisker clammyweed · Capparaceae 2 counties
• 
  Polanisia dodecandra (L.) DC. ssp. trachysperma (Torr. & A. Gray) Iltis Native PODOT

  sandyseed clammyweed · Capparaceae 1 county
• 
  Polanisia jamesii (Torr. & A. Gray) Iltis Native POJA3

  James' clammyweed · Capparaceae 1 county
• 
  Polemonium caeruleum L. Introduced POCA2

  charity · Polemoniaceae 1 county
• 
  Polemonium reptans L. Native PORE2

  Greek valerian · Polemoniaceae 83 counties
• 
  Polemonium reptans L. var. reptans Native PORER

  Greek valerian · Polemoniaceae 83 counties
• 
  Polemonium reptans L. var. villosum E.L. Braun Native POREV

  Greek valerian · Polemoniaceae 4 counties
• 
  Polygala ambigua Nutt. Native POAM9

  whorled milkwort · Polygalaceae 13 counties
• 
  Polygala cruciata L. Native POCR

  drumheads · Polygalaceae 3 counties
• 
  Polygala cruciata L. var. aquilonia Fernald & B.G. Schub. Native POCRA

  drumheads · Polygalaceae 3 counties
• 
  Polygala curtissii A. Gray Native POCU5

  Curtiss' milkwort · Polygalaceae 1 county
• 
  Polygala incarnata L. Native POIN4

  procession flower · Polygalaceae 6 counties
• 
  Polygala paucifolia Willd. Native POPA5

  gaywings · Polygalaceae 4 counties
• 
  Polygala polygama Walter Native POPO

  racemed milkwort · Polygalaceae 7 counties
• 
  Polygala sanguinea L. Native POSA3

  purple milkwort · Polygalaceae 58 counties
• 
  Polygala senega L. Native POSE3

  Seneca snakeroot · Polygalaceae 34 counties
• 
  Polygala verticillata L. Native POVE

  whorled milkwort · Polygalaceae 57 counties
• 
  Polygala verticillata L. var. verticillata Native POVEV

  whorled milkwort · Polygalaceae 56 counties
• 
  Polygonatum biflorum (Walter) Elliott Native POBI2

  smooth Solomon's seal · Liliaceae 77 counties
• 
  Polygonatum biflorum (Walter) Elliott var. commutatum (Schult. & Schult. f.) Morong Native POBIC

  smooth Solomon's seal · Liliaceae 77 counties
• 
  Polygonatum pubescens (Willd.) Pursh Native POPU4

  hairy Solomon's seal · Liliaceae 73 counties
• 
  Polygonum achoreum S.F. Blake Native POAC3

  leathery knotweed · Polygonaceae 1 county
• 
  Polygonum amphibium L. Native POAM8

  water knotweed · Polygonaceae 70 counties
• 
  Polygonum amphibium L. var. emersum Michx. Native POAME

  longroot smartweed · Polygonaceae 63 counties
• 
  Polygonum amphibium L. var. stipulaceum Coleman Native POAMS

  water smartweed · Polygonaceae 25 counties
• 
  Polygonum arenastrum Jord. ex Boreau Introduced POAR11

  oval-leaf knotweed · Polygonaceae 3 counties
• 
  Polygonum arifolium L. Native POAR6

  halberdleaf tearthumb · Polygonaceae 36 counties
• 
  Polygonum aviculare L. Introduced POAV

  prostrate knotweed · Polygonaceae 64 counties