Index / States / Pennsylvania / Washington
§1County listing — Pennsylvania
Washington County
Pennsylvania
- FIPS
- 42125
- Taxa recorded
- 1,235
- State
- Pennsylvania
Filter
Showing 801–850 of 1,235.
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Plantago rugelii Decne. var. rugelii Native PLRURblackseed plantain · Plantaginaceae -
Plantago virginica L. Native PLVIVirginia plantain · Plantaginaceae -
Platanthera flava (L.) Lindl. Native PLFLpalegreen orchid · Orchidaceae -
Platanthera peramoena (A. Gray) A. Gray Native PLPEpurple fringeless orchid · Orchidaceae -
Platanus occidentalis L. Native PLOCAmerican sycamore · Platanaceae -
Poa alsodes A. Gray Native POAL3grove bluegrass · Poaceae -
Poa annua L. Introduced POANannual bluegrass · Poaceae -
Poa compressa L. Introduced POCOCanada bluegrass · Poaceae -
Poa cuspidata Nutt. Native POCU4early bluegrass · Poaceae -
Poa pratensis L. Both POPRKentucky bluegrass · Poaceae - Poa pratensis L. ssp. pratensis Introduced POPRP2Kentucky bluegrass · Poaceae
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Poa sylvestris A. Gray Native POSYwoodland bluegrass · Poaceae -
Poa trivialis L. Introduced POTR2rough bluegrass · Poaceae -
Podophyllum peltatum L. Native POPEmayapple · Berberidaceae -
Polemonium reptans L. Native PORE2Greek valerian · Polemoniaceae - Polemonium reptans L. var. reptans Native PORERGreek valerian · Polemoniaceae
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Polygala polygama Walter Native POPOracemed milkwort · Polygalaceae -
Polygala sanguinea L. Native POSA3purple milkwort · Polygalaceae -
Polygala senega L. Native POSE3Seneca snakeroot · Polygalaceae -
Polygala verticillata L. Native POVEwhorled milkwort · Polygalaceae - Polygala verticillata L. var. verticillata Native POVEVwhorled milkwort · Polygalaceae
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Polygonatum biflorum (Walter) Elliott Native POBI2smooth Solomon's seal · Liliaceae - Polygonatum biflorum (Walter) Elliott var. commutatum (Schult. & Schult. f.) Morong Native POBICsmooth Solomon's seal · Liliaceae
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Polygonatum pubescens (Willd.) Pursh Native POPU4hairy Solomon's seal · Liliaceae -
Polygonum amphibium L. Native POAM8water knotweed · Polygonaceae - Polygonum amphibium L. var. emersum Michx. Native POAMElongroot smartweed · Polygonaceae
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Polygonum aviculare L. Introduced POAVprostrate knotweed · Polygonaceae -
Polygonum cespitosum Blume var. longisetum (Bruijn) A.N. Steward Introduced POCELOriental lady's thumb · Polygonaceae - Polygonum cespitosum Blume, nom. inq. Introduced POCE4Oriental lady's thumb · Polygonaceae
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Polygonum convolvulus L. Introduced POCO10black bindweed · Polygonaceae -
Polygonum cuspidatum Siebold & Zucc. Introduced POCU6Japanese knotweed · Polygonaceae -
Polygonum erectum L. Native POER2erect knotweed · Polygonaceae -
Polygonum hydropiper L. Introduced POHYmarshpepper knotweed · Polygonaceae - Polygonum hydropiperoides Michx. Native POHY2swamp smartweed · Polygonaceae
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Polygonum lapathifolium L. Native POLA4curlytop knotweed · Polygonaceae -
Polygonum pensylvanicum L. Native POPE2Pennsylvania smartweed · Polygonaceae - Polygonum persicaria L. Introduced POPE3spotted ladysthumb · Polygonaceae
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Polygonum punctatum Elliott Native POPU5dotted smartweed · Polygonaceae - Polygonum punctatum Elliott var. confertiflorum (Meisn.) Fassett Native POPUC2dotted smartweed · Polygonaceae
- Polygonum punctatum Elliott var. punctatum Native POPUP4dotted smartweed · Polygonaceae
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Polygonum sagittatum L. Native POSA5arrowleaf tearthumb · Polygonaceae -
Polygonum scandens L. Both POSC3climbing false buckwheat · Polygonaceae - Polygonum scandens L. var. scandens Native POSCSclimbing false buckwheat · Polygonaceae
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Polygonum virginianum L. Native POVI2jumpseed · Polygonaceae -
Polymnia canadensis L. Native POCA11whiteflower leafcup · Asteraceae -
Polypodium virginianum L. Native POVI7rock polypody · Polypodiaceae -
Polystichum acrostichoides (Michx.) Schott Native POAC4Christmas fern · Dryopteridaceae - Polystichum acrostichoides (Michx.) Schott var. acrostichoides Native POACAChristmas fern · Dryopteridaceae
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Populus balsamifera L. Native POBA2balsam poplar · Salicaceae - Populus balsamifera L. ssp. balsamifera Native POBAB2balsam poplar · Salicaceae