Index / States / District of Columbia
§1State listing — Mid-Atlantic
District of Columbia
a regional flora of 1 counties
- State code
- DC · FIPS 11
- Taxa recorded
- 2,368
- Counties
- 1
§2Counties
Drill down to a county
§3Catalogue
All taxa recorded in District of Columbia
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Showing 1,051–1,100 of 1,765 (native).
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Nuttallanthus canadensis (L.) D.A. Sutton Native NUCACanada toadflax · Scrophulariaceae 1 county - Nymphaea odorata Aiton Native NYODAmerican white waterlily · Nymphaeaceae 1 county
- Nymphaea odorata Aiton ssp. odorata Native NYODOAmerican white waterlily · Nymphaeaceae 1 county
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Nyssa aquatica L. Native NYAQ2water tupelo · Cornaceae 1 county -
Nyssa sylvatica Marshall Native NYSYblackgum · Cornaceae 1 county -
Obolaria virginica L. Native OBVIVirginia pennywort · Gentianaceae 1 county -
Oenothera biennis L. Native OEBIcommon evening primrose · Onagraceae 1 county -
Oenothera fruticosa L. Native OEFRnarrowleaf evening primrose · Onagraceae 1 county - Oenothera fruticosa L. ssp. fruticosa Native OEFRFnarrowleaf evening primrose · Onagraceae 1 county
- Oenothera fruticosa L. ssp. tetragona (Roth) W.L. Wagner Native OEFRTnarrowleaf evening primrose · Onagraceae 1 county
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Oenothera gaura W.L. Wagner & Hoch Native OEGAbiennial beeblossom · Onagraceae 1 county -
Oenothera laciniata Hill Native OELAcutleaf evening primrose · Onagraceae 1 county -
Oenothera nutans Atk. & Bartlett Native OENU2nodding evening primrose · Onagraceae 1 county -
Oenothera parviflora L. Native OEPA5northern evening primrose · Onagraceae 1 county -
Oenothera perennis L. Native OEPElittle evening primrose · Onagraceae 1 county -
Oldenlandia uniflora L. Native OLUNclustered mille graines · Rubiaceae 1 county -
Oligoneuron rigidum (L.) Small Native OLRIstiff goldenrod · Asteraceae 1 county - Oligoneuron rigidum (L.) Small var. rigidum Native OLRIRstiff goldenrod · Asteraceae 1 county
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Onoclea sensibilis L. Native ONSEsensitive fern · Dryopteridaceae 1 county -
Onosmodium virginianum (L.) A. DC. Native ONVI2wild Job's tears · Boraginaceae 1 county -
Ophioglossum pusillum Raf. Native OPPU3northern adderstongue · Ophioglossaceae 1 county -
Ophioglossum vulgatum L. Native OPVUsouthern adderstongue · Ophioglossaceae 1 county -
Orobanche riparia L.T. Collins Native ORRIRiver Broom-Rape · Orobanchaceae 1 county -
Orobanche uniflora L. Native ORUNoneflowered broomrape · Orobanchaceae 1 county -
Orontium aquaticum L. Native ORAQgoldenclub · Araceae 1 county -
Orthilia secunda (L.) House Native ORSEsidebells wintergreen · Pyrolaceae 1 county -
Osmorhiza claytonii (Michx.) C.B. Clarke Native OSCLClayton's sweetroot · Apiaceae 1 county -
Osmorhiza longistylis (Torr.) DC. Native OSLOlongstyle sweetroot · Apiaceae 1 county -
Osmunda cinnamomea L. Native OSCIcinnamon fern · Osmundaceae 1 county - Osmunda cinnamomea L. var. glandulosa Waters Native OSCIGcinnamon fern · Osmundaceae 1 county
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Osmunda claytoniana L. Native OSCL2interrupted fern · Osmundaceae 1 county -
Osmunda regalis L. Native OSREroyal fern · Osmundaceae 1 county - Osmunda regalis L. var. spectabilis (Willd.) A. Gray Native OSRESroyal fern · Osmundaceae 1 county
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Ostrya virginiana (Mill.) K. Koch Native OSVIhophornbeam · Betulaceae 1 county -
Oxalis corniculata L. Native OXCOcreeping woodsorrel · Oxalidaceae 1 county -
Oxalis dillenii Jacq. Native OXDI2slender yellow woodsorrel · Oxalidaceae 1 county -
Oxalis grandis Small Native OXGRgreat yellow woodsorrel · Oxalidaceae 1 county -
Oxalis stricta L. Native OXSTcommon yellow oxalis · Oxalidaceae 1 county -
Oxalis violacea L. Native OXVIviolet woodsorrel · Oxalidaceae 1 county -
Oxypolis rigidior (L.) Raf. Native OXRIstiff cowbane · Apiaceae 1 county -
Packera anonyma (Alph. Wood) W.A. Weber & Á. Löve Native PAAN6Small's ragwort · Asteraceae 1 county -
Packera aurea (L.) Á. Löve & D. Löve Native PAAU3golden ragwort · Asteraceae 1 county -
Packera obovata (Muhl. ex Willd.) W.A. Weber & Á. Löve Native PAOB6roundleaf ragwort · Asteraceae 1 county -
Panax trifolius L. Native PATR2dwarf ginseng · Araliaceae 1 county -
Panicum anceps Michx. Native PAANbeaked panicgrass · Poaceae 1 county -
Panicum capillare L. Native PACA6witchgrass · Poaceae 1 county -
Panicum dichotomiflorum Michx. Native PADIfall panicgrass · Poaceae 1 county - Panicum dichotomiflorum Michx. var. dichotomiflorum Native PADIDfall panicgrass · Poaceae 1 county
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Panicum flexile (Gattinger) Scribn. Native PAFL2wiry panicgrass · Poaceae 1 county -
Panicum gattingeri Nash Native PAGAGattinger's panicgrass · Poaceae 1 county