Power County

Showing 301–350 of 431.

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  Oenothera caespitosa Nutt. Native OECA10

  tufted evening primrose · Onagraceae
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  Oenothera caespitosa Nutt. ssp. caespitosa Native OECAC2

  tufted evening primrose · Onagraceae
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  Oenothera caespitosa Nutt. ssp. marginata (Nutt. ex Hook. & Arn.) Munz Native OECAM4

  tufted evening primrose · Onagraceae
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  Onobrychis viciifolia Scop. Introduced ONVI

  sainfoin · Fabaceae
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  Onopordum acanthium L. Introduced ONAC

  Scotch cottonthistle · Asteraceae
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  Ornithogalum umbellatum L. Introduced ORUM

  star of Bethlehem · Liliaceae
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  Orthilia secunda (L.) House Native ORSE

  sidebells wintergreen · Pyrolaceae
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  Osmorhiza berteroi DC. Native OSBE

  sweetcicely · Apiaceae
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  Packera cana (Hook.) W.A. Weber & Á. Löve Native PACA15

  woolly groundsel · Asteraceae
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  Packera multilobata (Torr. & A. Gray ex A. Gray) W.A. Weber & Á. Löve Native PAMU11

  lobeleaf groundsel · Asteraceae
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  Panicum capillare L. Native PACA6

  witchgrass · Poaceae
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  Panicum miliaceum L. Introduced PAMI2

  proso millet · Poaceae
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  Panicum miliaceum L. ssp. miliaceum Introduced PAMIM

  broomcorn millet · Poaceae
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  Pascopyrum smithii (Rydb.) Á. Löve Native PASM

  western wheatgrass · Poaceae
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  Pastinaca sativa L. Introduced PASA2

  wild parsnip · Apiaceae
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  Pectocarya penicillata (Hook. & Arn.) A. DC. Native PEPE26

  sleeping combseed · Boraginaceae
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  Pedicularis racemosa Douglas ex Benth. Native PERA

  sickletop lousewort · Scrophulariaceae
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  Pedicularis racemosa Douglas ex Benth. ssp. alba Pennell Native PERAA

  sickletop lousewort · Scrophulariaceae
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  Pellaea breweri D.C. Eaton Native PEBR4

  Brewer's cliffbrake · Pteridaceae
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  Penstemon attenuatus Douglas ex Lindl. Native PEAT3

  sulphur penstemon · Scrophulariaceae
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  Penstemon humilis Nutt. ex A. Gray Native PEHU

  low beardtongue · Scrophulariaceae
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  Penstemon humilis Nutt. ex A. Gray ssp. humilis Native PEHUH

  low beardtongue · Scrophulariaceae
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  Phacelia hastata Douglas ex Lehm. Native PHHA

  silverleaf phacelia · Hydrophyllaceae
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  Phacelia hastata Douglas ex Lehm. var. hastata Native PHHAH

  silverleaf phacelia · Hydrophyllaceae
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  Phalaris arundinacea L. Native PHAR3

  reed canarygrass · Poaceae
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  Phleum pratense L. Introduced PHPR3

  timothy · Poaceae
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  Phlox aculeata A. Nelson Native PHAC2

  sagebrush phlox · Polemoniaceae
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  Phlox austromontana Coville Native PHAU3

  mountain phlox · Polemoniaceae
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  Phlox longifolia Nutt. Native PHLO2

  longleaf phlox · Polemoniaceae
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  Phlox longifolia Nutt. ssp. longifolia Native PHLOL2

  longleaf phlox · Polemoniaceae
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  Phlox multiflora A. Nelson Native PHMU3

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

  common reed · Poaceae
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  Phragmites australis (Cav.) Trin. ex Steud. ssp. americanus Saltonst., P.M. Peterson & Soreng Native PHAUA6

  American common reed · Poaceae
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  Pinus contorta Douglas ex Loudon Native PICO

  lodgepole pine · Pinaceae
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  Pinus contorta Douglas ex Loudon var. latifolia Engelm. ex S. Watson Native PICOL

  lodgepole pine · Pinaceae
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  Plantago eriopoda Torr. Native PLER

  redwool plantain · Plantaginaceae
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  Plantago patagonica Jacq. Native PLPA2

  woolly plantain · Plantaginaceae
• 
  Poa annua L. Introduced POAN

  annual bluegrass · Poaceae
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  Poa bulbosa L. Introduced POBU

  bulbous 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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  Poa secunda J. Presl Native POSE

  Sandberg bluegrass · Poaceae
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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 douglasii Greene Native PODO4

  Douglas' knotweed · Polygonaceae
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  Polypogon monspeliensis (L.) Desf. Introduced POMO5

  annual rabbitsfoot grass · Poaceae
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  Populus angustifolia James Native POAN3

  narrowleaf cottonwood · Salicaceae
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  Populus tremuloides Michx. Native POTR5

  quaking aspen · Salicaceae
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  Potentilla glandulosa Lindl. Native POGL9

  sticky cinquefoil · Rosaceae
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  Potentilla glandulosa Lindl. ssp. pseudorupestris (Rydb.) D.D. Keck Native POGLP

  sticky cinquefoil · Rosaceae