Elk County

Showing 501–550 of 767.

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  Physalis longifolia Nutt. Native PHLO4

  longleaf groundcherry · Solanaceae
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  Physalis longifolia Nutt. var. longifolia Native PHLOL3

  longleaf groundcherry · Solanaceae
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  Physalis pumila Nutt. Native PHPU8

  dwarf groundcherry · Solanaceae
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  Phytolacca americana L. Native PHAM4

  American pokeweed · Phytolaccaceae
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  Phytolacca americana L. var. americana Native PHAMA3

  American pokeweed · Phytolaccaceae
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  Pilea pumila (L.) A. Gray Native PIPU2

  Canadian clearweed · Urticaceae
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  Plantago aristata Michx. Native PLAR3

  largebracted plantain · Plantaginaceae
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  Plantago lanceolata L. Introduced PLLA

  narrowleaf plantain · Plantaginaceae
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  Plantago patagonica Jacq. Native PLPA2

  woolly plantain · Plantaginaceae
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  Plantago pusilla Nutt. Native PLPU

  dwarf plantain · Plantaginaceae
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  Plantago rhodosperma Decne. Native PLRH

  redseed plantain · Plantaginaceae
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  Plantago rugelii Decne. Native PLRU

  blackseed plantain · Plantaginaceae
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  Plantago rugelii Decne. var. rugelii Native PLRUR

  blackseed plantain · Plantaginaceae
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  Plantago virginica L. Native PLVI

  Virginia plantain · Plantaginaceae
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  Platanus occidentalis L. Native PLOC

  American sycamore · Platanaceae
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  Poa annua L. Introduced POAN

  annual bluegrass · Poaceae
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  Poa compressa L. Introduced POCO

  Canada bluegrass · Poaceae
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  Poa pratensis L. Both POPR

  Kentucky bluegrass · Poaceae
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  Poa pratensis L. ssp. pratensis Introduced POPRP2

  Kentucky bluegrass · Poaceae
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  Polanisia dodecandra (L.) DC. Native PODO3

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

  sandyseed clammyweed · Capparaceae
• 
  Polygala incarnata L. Native POIN4

  procession flower · Polygalaceae
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  Polygonum amphibium L. Native POAM8

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

  longroot smartweed · Polygonaceae
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  Polygonum arenastrum Jord. ex Boreau Introduced POAR11

  oval-leaf knotweed · Polygonaceae
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  Polygonum convolvulus L. Introduced POCO10

  black bindweed · Polygonaceae
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  Polygonum convolvulus L. var. convolvulus Introduced POCOC2

  black bindweed · Polygonaceae
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  Polygonum lapathifolium L. Native POLA4

  curlytop knotweed · Polygonaceae
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  Polygonum pensylvanicum L. Native POPE2

  Pennsylvania smartweed · Polygonaceae
• 
  Polygonum persicaria L. Introduced POPE3

  spotted ladysthumb · Polygonaceae
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  Polygonum punctatum Elliott Native POPU5

  dotted smartweed · Polygonaceae
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  Polygonum ramosissimum Michx. Native PORA3

  bushy knotweed · Polygonaceae
• 
  Polygonum scandens L. Both POSC3

  climbing false buckwheat · Polygonaceae
• 
  Polygonum scandens L. var. dumetorum (L.) Gleason Introduced POSCD

  climbing false buckwheat · Polygonaceae
• 
  Polygonum tenue Michx. Native POTE2

  pleatleaf knotweed · Polygonaceae
• 
  Polygonum virginianum L. Native POVI2

  jumpseed · Polygonaceae
• 
  Polytaenia nuttallii DC. Native PONU4

  Nuttall's prairie parsley · Apiaceae
• 
  Populus deltoides W. Bartram ex Marshall Native PODE3

  eastern cottonwood · Salicaceae
• 
  Populus deltoides W. Bartram ex Marshall ssp. monilifera (Aiton) Eckenwalder Native PODEM

  plains cottonwood · Salicaceae
• 
  Portulaca oleracea L. Both POOL

  little hogweed · Portulacaceae
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  Portulaca pilosa L. Native POPI3

  kiss me quick · Portulacaceae
• 
  Potentilla simplex Michx. Native POSI2

  common cinquefoil · Rosaceae
• 
  Prenanthes aspera Michx. Native PRAS

  rough rattlesnakeroot · Asteraceae
• 
  Prunella vulgaris L. Native PRVU

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

  lance selfheal · Lamiaceae
• 
  Prunus americana Marshall Native PRAM

  American plum · Rosaceae
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  Prunus angustifolia Marshall Native PRAN3

  Chickasaw plum · Rosaceae
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  Prunus mahaleb L. Introduced PRMA

  Mahaleb cherry · Rosaceae
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  Prunus mexicana S. Watson Native PRME

  Mexican plum · Rosaceae
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  Prunus munsoniana W. Wight & Hedrick Native PRMU

  wild goose plum · Rosaceae