Linn County

Showing 551–600 of 895.

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  Panicum virgatum L. Native PAVI2

  switchgrass · Poaceae
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  Panicum virgatum L. var. virgatum Native PAVIV

  switchgrass · Poaceae
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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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  Paspalum floridanum Michx. Native PAFL4

  Florida paspalum · Poaceae
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  Paspalum fluitans (Elliott) Kunth Native PAFL5

  horsetail paspalum · Poaceae
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  Paspalum pubiflorum Rupr. ex Fourn. Native PAPU5

  hairyseed paspalum · Poaceae
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  Paspalum setaceum Michx. Native PASE5

  thin paspalum · Poaceae
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  Pastinaca sativa L. Introduced PASA2

  wild parsnip · Apiaceae
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  Pedicularis canadensis L. Native PECA

  Canadian lousewort · Scrophulariaceae
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  Pedicularis canadensis L. ssp. canadensis Native PECAC3

  Canadian lousewort · Scrophulariaceae
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  Pediomelum esculentum (Pursh) Rydb. Native PEES

  large Indian breadroot · Fabaceae
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  Pellaea atropurpurea (L.) Link Native PEAT2

  purple cliffbrake · Pteridaceae
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  Pellaea glabella Mett. ex Kuhn Native PEGL

  smooth cliffbrake · Pteridaceae
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  Pellaea glabella Mett. ex Kuhn ssp. glabella Native PEGLG

  smooth cliffbrake · Pteridaceae
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  Pennisetum glaucum (L.) R. Br. Introduced PEGL2

  pearl millet · Poaceae
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  Penstemon cobaea Nutt. Native PECO4

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

  foxglove beardtongue · Scrophulariaceae
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  Penstemon tubaeflorus Nutt. Native PETU

  white wand beardtongue · Scrophulariaceae
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  Penstemon tubaeflorus Nutt. var. tubaeflorus Native PETUT

  white wand beardtongue · Scrophulariaceae
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  Penthorum sedoides L. Native PESE6

  ditch stonecrop · Crassulaceae
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  Perideridia americana (Nutt. ex DC.) Rchb. Native PEAM2

  eastern yampah · Apiaceae
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  Perilla frutescens (L.) Britton Introduced PEFR4

  beefsteakplant · Lamiaceae
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  Perilla frutescens (L.) Britton var. frutescens Introduced PEFRF2

  beefsteakplant · Lamiaceae
• 
  Phalaris arundinacea L. Native PHAR3

  reed canarygrass · Poaceae
• 
  Phalaris caroliniana Walter Native PHCA6

  Carolina canarygrass · Poaceae
• 
  Phleum pratense L. Introduced PHPR3

  timothy · Poaceae
• 
  Phlox divaricata L. Native PHDI5

  wild blue phlox · Polemoniaceae
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  Phlox divaricata L. ssp. laphamii (Alph. Wood) Wherry Native PHDIL6

  Lapham's 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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  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 angulata L. Native PHAN5

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

  longleaf groundcherry · Solanaceae
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  Physalis longifolia Nutt. var. subglabrata (Mack. & Bush) Cronquist Native PHLOS

  longleaf groundcherry · Solanaceae
• 
  Physalis pubescens L. Native PHPU7

  husk tomato · Solanaceae
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  Physalis pubescens L. var. integrifolia (Dunal) Waterf. Native PHPUI

  husk tomato · Solanaceae
• 
  Physalis pumila Nutt. Native PHPU8

  dwarf groundcherry · Solanaceae
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  Physostegia angustifolia Fernald Native PHAN6

  narrowleaf false dragonhead · Lamiaceae
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  Physostegia virginiana (L.) Benth. Native PHVI8

  obedient plant · Lamiaceae
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  Physostegia virginiana (L.) Benth. ssp. virginiana Native PHVIV

  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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  Pilea pumila (L.) A. Gray Native PIPU2

  Canadian clearweed · Urticaceae
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  Plantago aristata Michx. Native PLAR3

  largebracted plantain · Plantaginaceae