Williams County

Showing 451–500 of 692.

• 
  Polygonum convolvulus L. var. convolvulus Introduced POCOC2

  black bindweed · Polygonaceae
• 
  Polygonum lapathifolium L. Native POLA4

  curlytop knotweed · Polygonaceae
• 
  Polygonum pensylvanicum L. Native POPE2

  Pennsylvania smartweed · Polygonaceae
• 
  Polygonum persicaria L. Introduced POPE3

  spotted ladysthumb · Polygonaceae
• 
  Polygonum sagittatum L. Native POSA5

  arrowleaf tearthumb · Polygonaceae
• 
  Polygonum scandens L. Both POSC3

  climbing false buckwheat · Polygonaceae
• 
  Polygonum virginianum L. Native POVI2

  jumpseed · Polygonaceae
• 
  Polystichum acrostichoides (Michx.) Schott Native POAC4

  Christmas fern · Dryopteridaceae
• 
  Pontederia cordata L. Native POCO14

  pickerelweed · Pontederiaceae
• 
  Populus alba L. Introduced POAL7

  white poplar · Salicaceae
• 
  Populus deltoides W. Bartram ex Marshall Native PODE3

  eastern cottonwood · Salicaceae
• 
  Populus grandidentata Michx. Native POGR4

  bigtooth aspen · Salicaceae
• 
  Populus heterophylla L. Native POHE4

  swamp cottonwood · Salicaceae
• 
  Populus nigra L. Introduced PONI

  Lombardy poplar · Salicaceae
• 
  Populus tremuloides Michx. Native POTR5

  quaking aspen · Salicaceae
• 
  Potamogeton foliosus Raf. Native POFO3

  leafy pondweed · Potamogetonaceae
• 
  Potamogeton foliosus Raf. ssp. foliosus Native POFOF4

  leafy pondweed · Potamogetonaceae
• 
  Potamogeton zosteriformis Fernald Native POZO

  flatstem pondweed · Potamogetonaceae
• 
  Potentilla argentea L. Introduced POAR8

  silver cinquefoil · Rosaceae
• 
  Potentilla argentea L. var. argentea Introduced POARA3

  silver cinquefoil · Rosaceae
• 
  Potentilla norvegica L. Native PONO3

  Norwegian cinquefoil · Rosaceae
• 
  Potentilla norvegica L. ssp. monspeliensis (L.) Asch. & Graebn. Native PONOM

  Norwegian cinquefoil · Rosaceae
• 
  Potentilla recta L. Introduced PORE5

  sulphur cinquefoil · Rosaceae
• 
  Potentilla simplex Michx. Native POSI2

  common cinquefoil · Rosaceae
• 
  Prenanthes altissima L. Native PRAL3

  tall rattlesnakeroot · Asteraceae
• 
  Prenanthes racemosa Michx. Native PRRA

  purple rattlesnakeroot · Asteraceae
• 
  Prenanthes racemosa Michx. var. racemosa Native PRRAR3

  purple rattlesnakeroot · Asteraceae
• 
  Prunella vulgaris L. Native PRVU

  common selfheal · Lamiaceae
• 
  Prunella vulgaris L. ssp. lanceolata (W. Bartram) Hultén Native PRVUL2

  lance selfheal · Lamiaceae
• 
  Prunus americana Marshall Native PRAM

  American plum · Rosaceae
• 
  Prunus avium (L.) L. Introduced PRAV

  sweet 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 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
• 
  Ptelea trifoliata L. Native PTTR

  common hoptree · Rutaceae
• 
  Ptelea trifoliata L. ssp. trifoliata Native PTTRT

  common hoptree · Rutaceae
• 
  Ptelea trifoliata L. ssp. trifoliata var. trifoliata Native PTTRT2

  common hoptree · Rutaceae
• 
  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
• 
  Pycnanthemum virginianum (L.) T. Dur. & B.D. Jacks. ex B.L. Rob. & Fernald Native PYVI

  Virginia mountainmint · Lamiaceae
• 
  Pyrus communis L. Introduced PYCO

  common pear · Rosaceae
• ⚘
  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