Harrison County

Showing 501–550 of 817.

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  Parietaria pensylvanica Muhl. ex Willd. Native PAPE5

  Pennsylvania pellitory · Urticaceae
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  Paronychia canadensis (L.) Alph. Wood Native PACA11

  smooth forked nailwort · Caryophyllaceae
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  Parthenocissus quinquefolia (L.) Planch. Native PAQU2

  Virginia creeper · Vitaceae
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  Pastinaca sativa L. Introduced PASA2

  wild parsnip · Apiaceae
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  Penstemon calycosus Small Native PECA7

  longsepal beardtongue · Scrophulariaceae
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  Penstemon digitalis Nutt. ex Sims Native PEDI

  foxglove beardtongue · Scrophulariaceae
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  Penstemon hirsutus (L.) Willd. Native PEHI

  hairy beardtongue · Scrophulariaceae
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  Penthorum sedoides L. Native PESE6

  ditch stonecrop · Crassulaceae
• ⚘
  Petunia ×atkinsiana D. Don ex Loudon [axillaris × integrifolia] Introduced PEAT7

  petunia · Solanaceae
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  Phalaris arundinacea L. Native PHAR3

  reed canarygrass · Poaceae
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  Phegopteris connectilis (Michx.) Watt Native PHCO24

  long beechfern · Thelypteridaceae
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  Phegopteris hexagonoptera (Michx.) Fée Native PHHE11

  broad beechfern · Thelypteridaceae
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  Phlox divaricata L. Native PHDI5

  wild blue phlox · Polemoniaceae
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  Phlox divaricata L. ssp. divaricata Native PHDID3

  wild blue phlox · Polemoniaceae
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  Phlox paniculata L. Native PHPA9

  fall phlox · Polemoniaceae
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  Phryma leptostachya L. Native PHLE5

  American lopseed · Verbenaceae
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  Physalis heterophylla Nees Native PHHE5

  clammy groundcherry · Solanaceae
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  Physalis heterophylla Nees var. heterophylla Native PHHEH3

  clammy groundcherry · Solanaceae
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  Physalis longifolia Nutt. Native PHLO4

  longleaf groundcherry · Solanaceae
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  Physocarpus opulifolius (L.) Maxim., orth. cons. Native PHOP

  common ninebark · Rosaceae
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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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  Plantago lanceolata L. Introduced PLLA

  narrowleaf plantain · Plantaginaceae
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  Plantago major L. Introduced PLMA2

  common 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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  Platanthera lacera (Michx.) G. Don Native PLLA2

  green fringed orchid · Orchidaceae
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  Platanthera orbiculata (Pursh) Lindl. Native PLOR4

  lesser roundleaved orchid · Orchidaceae
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  Platanus occidentalis L. Native PLOC

  American sycamore · Platanaceae
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  Poa cuspidata Nutt. Native POCU4

  early bluegrass · Poaceae
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  Poa sylvestris A. Gray Native POSY

  woodland bluegrass · Poaceae
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  Podophyllum peltatum L. Native POPE

  mayapple · Berberidaceae
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  Polemonium reptans L. Native PORE2

  Greek valerian · Polemoniaceae
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  Polemonium reptans L. var. reptans Native PORER

  Greek valerian · Polemoniaceae
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  Polygala verticillata L. Native POVE

  whorled milkwort · Polygalaceae
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  Polygala verticillata L. var. verticillata Native POVEV

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

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

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

  hairy Solomon's seal · Liliaceae
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  Polygonum amphibium L. Native POAM8

  water knotweed · Polygonaceae
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  Polygonum amphibium L. var. stipulaceum Coleman Native POAMS

  water smartweed · Polygonaceae
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  Polygonum aviculare L. Introduced POAV

  prostrate 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 erectum L. Native POER2

  erect knotweed · Polygonaceae
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  Polygonum hydropiper L. Introduced POHY

  marshpepper knotweed · Polygonaceae
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  Polygonum hydropiperoides Michx. Native POHY2

  swamp smartweed · Polygonaceae
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  Polygonum pensylvanicum L. Native POPE2

  Pennsylvania smartweed · Polygonaceae
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  Polygonum persicaria L. Introduced POPE3

  spotted ladysthumb · Polygonaceae
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  Polygonum sagittatum L. Native POSA5

  arrowleaf tearthumb · Polygonaceae