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 1,401–1,450 of 2,368.
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Najas guadalupensis (Spreng.) Magnus Native NAGUsouthern waternymph · Najadaceae 1 county - Najas guadalupensis (Spreng.) Magnus ssp. guadalupensis Native NAGUGsouthern waternymph · Najadaceae 1 county
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Napaea dioica L. Native NADI2glademallow · Malvaceae 1 county - Narcissus ×medioluteus Mill. (pro sp.) [poeticus × tazetta] Introduced NAME2primrose peerless · Liliaceae 1 county
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Nasturtium officinale W.T. Aiton Introduced NAOFwatercress · Brassicaceae 1 county -
Nekemias arborea (L.) J. Wen & Boggan Native NEAR5peppervine · Vitaceae 1 county -
Nepeta cataria L. Introduced NECA2catnip · Lamiaceae 1 county -
Nicandra physalodes (L.) Scop. Introduced NIPHapple of Peru · Solanaceae 1 county -
Nuphar lutea (L.) Sm. Native NULUyellow pond-lily · Nymphaeaceae 1 county - Nuphar lutea (L.) Sm. ssp. advena (Aiton) Kartesz & Gandhi Native NULUAyellow pond-lily · Nymphaeaceae 1 county
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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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Nymphoides peltata (S.G. Gmel.) Kuntze Introduced NYPEyellow floatingheart · Menyanthaceae 1 county -
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 -
Oenanthe aquatica (L.) Poir. Introduced OEAQfineleaf waterdropwort · Apiaceae 1 county -
Oenanthe pimpinelloides L. Introduced OEPIcorkyfruit waterdropwort · Apiaceae 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 -
Onopordum acanthium L. Introduced ONACScotch cottonthistle · Asteraceae 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 -
Ornithogalum nutans L. Introduced ORNUdrooping star of Bethlehem · Liliaceae 1 county -
Ornithogalum umbellatum L. Introduced ORUMstar of Bethlehem · Liliaceae 1 county -
Orobanche minor Sm. Introduced ORMIhellroot · Orobanchaceae 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