Knox County

Showing 951–1,000 of 1,348.

• 
  Proserpinaca palustris L. var. crebra Fernald & Grisc. Native PRPAC

  marsh mermaidweed · Haloragaceae
• 
  Prunella vulgaris L. Native PRVU

  common selfheal · Lamiaceae
• 
  Prunus cerasus L. Introduced PRCE

  sour cherry · Rosaceae
• 
  Prunus maritima Marshall Native PRMA2

  beach plum · Rosaceae
• 
  Prunus maritima Marshall var. maritima Native PRMAM

  beach plum · Rosaceae
• 
  Prunus nigra Aiton Native PRNI

  Canadian plum · Rosaceae
• 
  Prunus pensylvanica L. f. Native PRPE2

  pin cherry · Rosaceae
• 
  Prunus pensylvanica L. f. var. pensylvanica Native PRPEP

  pin cherry · Rosaceae
• 
  Prunus persica (L.) Batsch Introduced PRPE3

  peach · Rosaceae
• 
  Prunus persica (L.) Batsch var. persica Introduced PRPEP2

  peach · Rosaceae
• 
  Prunus serotina Ehrh. Native PRSE2

  black cherry · Rosaceae
• 
  Prunus serotina Ehrh. var. serotina Native PRSES

  black cherry · Rosaceae
• 
  Prunus virginiana L. Native PRVI

  chokecherry · Rosaceae
• 
  Prunus virginiana L. var. virginiana Native PRVIV

  chokecherry · Rosaceae
• 
  Pseudognaphalium macounii (Greene) Kartesz Native PSMA11

  Macoun's cudweed · Asteraceae
• 
  Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt Native PSOB3

  rabbit-tobacco · Asteraceae
• 
  Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt ssp. obtusifolium Native PSOBO

  rabbit-tobacco · Asteraceae
• ⚘
  Pseudolysimachion longifolium (L.) Opiz Introduced PSLO6

  longleaf speedwell · Scrophulariaceae
• 
  Pteridium aquilinum (L.) Kuhn Native PTAQ

  western brackenfern · Dennstaedtiaceae
• 
  Pteridium aquilinum (L.) Kuhn var. latiusculum (Desv.) Underw. ex A. Heller Native PTAQL

  western brackenfern · Dennstaedtiaceae
• 
  Puccinellia distans (Jacq.) Parl. Both PUDI

  weeping alkaligrass · Poaceae
• 
  Puccinellia distans (Jacq.) Parl. ssp. distans Introduced PUDID

  weeping alkaligrass · Poaceae
• 
  Puccinellia maritima (Huds.) Parl. Both PUMA

  seaside alkaligrass · Poaceae
• 
  Puccinellia tenella (Lange) Holmb. ex A.E. Porsild Native PUTE

  tundra alkaligrass · Poaceae
• 
  Puccinellia tenella (Lange) Holmb. ex A.E. Porsild ssp. langeana (Berlin) Tzvelev Native PUTEL

  tundra alkaligrass · Poaceae
• 
  Pycnanthemum tenuifolium Schrad. Native PYTE

  narrowleaf mountainmint · Lamiaceae
• 
  Pyrola americana Sweet Native PYAM

  American wintergreen · Pyrolaceae
• 
  Pyrola chlorantha Sw. Native PYCH

  greenflowered wintergreen · Pyrolaceae
• 
  Pyrola elliptica Nutt. Native PYEL

  waxflower shinleaf · Pyrolaceae
• ⚘
  Quercus alba L. Native QUAL

  white oak · Fagaceae
• ⚘
  Quercus bicolor Willd. Native QUBI

  swamp white oak · Fagaceae
• 
  Quercus macrocarpa Michx. Native QUMA2

  bur oak · Fagaceae
• 
  Quercus macrocarpa Michx. var. macrocarpa Native QUMAM

  bur oak · Fagaceae
• 
  Quercus robur L. Introduced QURO2

  English oak · Fagaceae
• 
  Quercus rubra L. Native QURU

  northern red oak · Fagaceae
• 
  Quercus rubra L. var. ambigua (A. Gray) Fernald Native QURUA

  northern red oak · Fagaceae
• 
  Radiola linoides Roth Introduced RALI

  allseed · Linaceae
• 
  Ranunculus abortivus L. Native RAAB

  littleleaf buttercup · Ranunculaceae
• 
  Ranunculus acris L. Both RAAC3

  tall buttercup · Ranunculaceae
• 
  Ranunculus acris L. var. acris Introduced RAACA3

  showy buttercup · Ranunculaceae
• 
  Ranunculus bulbosus L. Introduced RABU

  St. Anthony's turnip · Ranunculaceae
• 
  Ranunculus cymbalaria Pursh Native RACY

  alkali buttercup · Ranunculaceae
• 
  Ranunculus flabellaris Raf. Native RAFL

  yellow water buttercup · Ranunculaceae
• 
  Ranunculus flammula L. Native RAFL2

  greater creeping spearwort · Ranunculaceae
• 
  Ranunculus hispidus Michx. Native RAHI

  bristly buttercup · Ranunculaceae
• 
  Ranunculus hispidus Michx. var. caricetorum (Greene) T. Duncan Native RAHIC

  bristly buttercup · Ranunculaceae
• 
  Ranunculus repens L. Introduced RARE3

  creeping buttercup · Ranunculaceae
• 
  Ranunculus trichophyllus Chaix Native RATR

  threadleaf crowfoot · Ranunculaceae
• 
  Ranunculus trichophyllus Chaix var. trichophyllus Native RATRT

  threadleaf crowfoot · Ranunculaceae
• 
  Raphanus raphanistrum L. Introduced RARA2

  wild radish · Brassicaceae