Clark County

Showing 501–550 of 786.

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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 pilosa L. Native PHPI

  downy phlox · Polemoniaceae
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  Phlox pilosa L. ssp. pilosa Native PHPIP2

  downy phlox · Polemoniaceae
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  Phragmites australis (Cav.) Trin. ex Steud. Both PHAU7

  common reed · Poaceae
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  Phryma leptostachya L. Native PHLE5

  American lopseed · Verbenaceae
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  Phyla lanceolata (Michx.) Greene Native PHLA3

  lanceleaf fogfruit · 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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  Physostegia virginiana (L.) Benth. Native PHVI8

  obedient plant · Lamiaceae
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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 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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  Platanus occidentalis L. Native PLOC

  American sycamore · Platanaceae
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  Podophyllum peltatum L. Native POPE

  mayapple · Berberidaceae
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  Polanisia dodecandra (L.) DC. Native PODO3

  redwhisker clammyweed · Capparaceae
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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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  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
• 
  Polygonum aviculare L. Introduced POAV

  prostrate knotweed · Polygonaceae
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  Polygonum hydropiperoides Michx. Native POHY2

  swamp smartweed · 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
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  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 scandens L. Both POSC3

  climbing false buckwheat · Polygonaceae
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  Polygonum virginianum L. Native POVI2

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

  Christmas fern · Dryopteridaceae
• 
  Populus alba L. Introduced POAL7

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

  eastern cottonwood · Salicaceae
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  Populus grandidentata Michx. Native POGR4

  bigtooth aspen · Salicaceae
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  Populus tremuloides Michx. Native POTR5

  quaking aspen · Salicaceae
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  Potentilla norvegica L. Native PONO3

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

  Norwegian cinquefoil · Rosaceae
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  Potentilla simplex Michx. Native POSI2

  common cinquefoil · Rosaceae
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  Prenanthes alba L. Native PRAL2

  white rattlesnakeroot · Asteraceae
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  Prenanthes altissima L. Native PRAL3

  tall rattlesnakeroot · Asteraceae
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  Prenanthes racemosa Michx. Native PRRA

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

  purple rattlesnakeroot · Asteraceae
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  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
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  Prunus americana Marshall Native PRAM

  American plum · Rosaceae
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  Prunus serotina Ehrh. Native PRSE2

  black cherry · Rosaceae