Index / States / Arkansas / Washington
§1County listing — Arkansas
Washington County
Arkansas
- FIPS
- 05143
- Taxa recorded
- 1,975
- State
- Arkansas
Filter
Showing 1,351–1,400 of 1,975.
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Pleopeltis polypodioides (L.) Andrews & Windham ssp. michauxiana (Weath.) Andrews & Windham Native PLPOMresurrection fern · Polypodiaceae -
Pluchea camphorata (L.) DC. Native PLCA7camphor pluchea · Asteraceae -
Poa annua L. Introduced POANannual bluegrass · Poaceae -
Poa arachnifera Torr. Native POARTexas bluegrass · Poaceae -
Poa bulbosa L. Introduced POBUbulbous bluegrass · Poaceae -
Poa chapmaniana Scribn. Native POCH2Chapman's bluegrass · Poaceae -
Poa compressa L. Introduced POCOCanada 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 -
Podophyllum peltatum L. Native POPEmayapple · Berberidaceae -
Polanisia dodecandra (L.) DC. Native PODO3redwhisker clammyweed · Capparaceae - Polanisia dodecandra (L.) DC. ssp. trachysperma (Torr. & A. Gray) Iltis Native PODOTsandyseed clammyweed · Capparaceae
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Polemonium reptans L. Native PORE2Greek valerian · Polemoniaceae - Polemonium reptans L. var. reptans Native PORERGreek valerian · Polemoniaceae
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Polygala sanguinea L. Native POSA3purple milkwort · Polygalaceae -
Polygala senega L. Native POSE3Seneca snakeroot · Polygalaceae -
Polygala verticillata L. Native POVEwhorled milkwort · Polygalaceae -
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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Polygonella americana (Fisch. & C.A. Mey.) Small Native POAM3southern jointweed · Polygonaceae -
Polygonum amphibium L. Native POAM8water knotweed · Polygonaceae - Polygonum amphibium L. var. emersum Michx. Native POAMElongroot smartweed · Polygonaceae
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Polygonum arenastrum Jord. ex Boreau Introduced POAR11oval-leaf knotweed · Polygonaceae -
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 convolvulus L. var. convolvulus Introduced POCOC2black bindweed · Polygonaceae
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Polygonum erectum L. Native POER2erect knotweed · Polygonaceae -
Polygonum glabrum Willd. Native POGL10denseflower knotweed · Polygonaceae -
Polygonum hydropiperoides Michx. Native POHY2swamp smartweed · Polygonaceae -
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 scandens L. Both POSC3climbing false buckwheat · Polygonaceae - Polygonum scandens L. var. cristatum (Engelm. & A. Gray) Gleason Native POSCCclimbing false buckwheat · Polygonaceae
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Polygonum setaceum Baldw. Native POSE6bog smartweed · Polygonaceae -
Polygonum tenue Michx. Native POTE2pleatleaf knotweed · Polygonaceae -
Polygonum virginianum L. Native POVI2jumpseed · Polygonaceae -
Polymnia canadensis L. Native POCA11whiteflower leafcup · Asteraceae -
Polypodium virginianum L. Native POVI7rock polypody · Polypodiaceae -
Polypogon monspeliensis (L.) Desf. Introduced POMO5annual rabbitsfoot grass · Poaceae -
Polystichum acrostichoides (Michx.) Schott Native POAC4Christmas fern · Dryopteridaceae - Polystichum acrostichoides (Michx.) Schott var. acrostichoides Native POACAChristmas fern · Dryopteridaceae
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Polytaenia nuttallii DC. Native PONU4Nuttall's prairie parsley · Apiaceae -
Poncirus trifoliata (L.) Raf. Introduced POTR4hardy orange · Rutaceae -
Pontederia cordata L. Native POCO14pickerelweed · Pontederiaceae -
Populus alba L. Introduced POAL7white poplar · Salicaceae