Index / States / Louisiana / St. Helena
§1County listing — Louisiana
St. Helena County
Louisiana
- FIPS
- 22091
- Taxa recorded
- 1,274
- State
- Louisiana
Filter
Showing 851–900 of 1,274.
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Platanus occidentalis L. Native PLOCAmerican sycamore · Platanaceae -
Pleopeltis polypodioides (L.) Andrews & Windham Native PLPO2resurrection fern · Polypodiaceae - Pleopeltis polypodioides (L.) Andrews & Windham ssp. michauxiana (Weath.) Andrews & Windham Native PLPOMresurrection fern · Polypodiaceae
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Pluchea camphorata (L.) DC. Native PLCA7camphor pluchea · Asteraceae -
Pluchea foetida (L.) DC. Native PLFOstinking camphorweed · Asteraceae - Pluchea foetida (L.) DC. var. foetida Native PLFOFstinking camphorweed · Asteraceae
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Pluchea rosea Godfrey Native PLROrosy camphorweed · Asteraceae -
Poa annua L. Introduced POANannual bluegrass · Poaceae -
Poa autumnalis Muhl. ex Elliott Native POAUautumn bluegrass · Poaceae -
Podophyllum peltatum L. Native POPEmayapple · Berberidaceae -
Podostemum ceratophyllum Michx. Native POCE3hornleaf riverweed · Podostemaceae -
Polygala cruciata L. Native POCRdrumheads · Polygalaceae - Polygala cruciata L. var. cruciata Native POCRCdrumheads · Polygalaceae
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Polygala grandiflora Walter Native POGR11showy milkwort · Polygalaceae - Polygala grandiflora Walter var. grandiflora Native POGRG2showy milkwort · Polygalaceae
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Polygala incarnata L. Native POIN4procession flower · Polygalaceae -
Polygala mariana Mill. Native POMA8Maryland milkwort · Polygalaceae -
Polygala nana (Michx.) DC. Native PONA2candyroot · Polygalaceae -
Polygala ramosa Elliott Native PORA2low pinebarren milkwort · 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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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 hydropiperoides Michx. Native POHY2swamp smartweed · Polygonaceae -
Polygonum pensylvanicum L. Native POPE2Pennsylvania smartweed · Polygonaceae -
Polygonum persicaria L. Introduced POPE3spotted ladysthumb · Polygonaceae -
Polygonum punctatum Elliott Native POPU5dotted smartweed · Polygonaceae -
Polygonum setaceum Baldw. Native POSE6bog smartweed · Polygonaceae -
Polygonum virginianum L. Native POVI2jumpseed · Polygonaceae -
Polypremum procumbens L. Native POPR4juniper leaf · Buddlejaceae -
Polystichum acrostichoides (Michx.) Schott Native POAC4Christmas fern · Dryopteridaceae - Polystichum acrostichoides (Michx.) Schott var. acrostichoides Native POACAChristmas fern · Dryopteridaceae
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Poncirus trifoliata (L.) Raf. Introduced POTR4hardy orange · Rutaceae -
Populus deltoides W. Bartram ex Marshall Native PODE3eastern cottonwood · Salicaceae - Populus deltoides W. Bartram ex Marshall ssp. deltoides Native PODEDeastern cottonwood · Salicaceae
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Portulaca pilosa L. Native POPI3kiss me quick · Portulacaceae -
Potamogeton diversifolius Raf. Native PODIwaterthread pondweed · Potamogetonaceae -
Potamogeton pulcher Tuck. Native POPU6spotted pondweed · Potamogetonaceae -
Potentilla simplex Michx. Native POSI2common cinquefoil · Rosaceae -
Prenanthes altissima L. Native PRAL3tall rattlesnakeroot · Asteraceae -
Proserpinaca palustris L. Native PRPA3marsh mermaidweed · Haloragaceae -
Proserpinaca pectinata Lam. Native PRPEcombleaf mermaidweed · Haloragaceae -
Prunella vulgaris L. Native PRVUcommon selfheal · Lamiaceae -
Prunus americana Marshall Native PRAMAmerican plum · Rosaceae -
Prunus angustifolia Marshall Native PRAN3Chickasaw plum · Rosaceae - Prunus angustifolia Marshall var. angustifolia Native PRANAChickasaw plum · Rosaceae
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Prunus caroliniana Aiton Native PRCACarolina laurelcherry · Rosaceae -
Prunus mexicana S. Watson Native PRMEMexican plum · Rosaceae