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 1,701–1,750 of 2,368.
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Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt Native PSOB3rabbit-tobacco · Asteraceae 1 county - Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt ssp. praecox (Fernald) Kartesz Native PSOBPrabbit-tobacco · Asteraceae 1 county
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Ptelea trifoliata L. Native PTTRcommon hoptree · Rutaceae 1 county - Ptelea trifoliata L. ssp. trifoliata Native PTTRTcommon hoptree · Rutaceae 1 county
- Ptelea trifoliata L. ssp. trifoliata var. mollis Torr. & A. Gray Native PTTRMcommon hoptree · Rutaceae 1 county
- Ptelea trifoliata L. ssp. trifoliata var. trifoliata Native PTTRT2common hoptree · Rutaceae 1 county
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Pteridium aquilinum (L.) Kuhn Native PTAQwestern brackenfern · Dennstaedtiaceae 1 county - Pteridium aquilinum (L.) Kuhn var. latiusculum (Desv.) Underw. ex A. Heller Native PTAQLwestern brackenfern · Dennstaedtiaceae 1 county
- Pteridium aquilinum (L.) Kuhn var. pseudocaudatum (Clute) A. Heller Native PTAQPwestern brackenfern · Dennstaedtiaceae 1 county
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Pteris multifida Poir. Introduced PTMUspider brake · Pteridaceae 1 county -
Pteris vittata L. Introduced PTVIladder brake · Pteridaceae 1 county -
Ptilimnium capillaceum (Michx.) Raf. Native PTCAherbwilliam · Apiaceae 1 county -
Pueraria montana (Lour.) Merr. Introduced PUMOkudzu · Fabaceae 1 county - Pueraria montana (Lour.) Merr. var. lobata (Willd.) Maesen & S.M. Almeida ex Sanjappa & Predeep Introduced PUMOLkudzu · Fabaceae 1 county
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Pycnanthemum clinopodioides Torr. & A. Gray Native PYCLbasil mountainmint · Lamiaceae 1 county -
Pycnanthemum incanum (L.) Michx. Native PYINhoary mountainmint · Lamiaceae 1 county - Pycnanthemum incanum (L.) Michx. var. incanum Native PYINIhoary mountainmint · Lamiaceae 1 county
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Pycnanthemum muticum (Michx.) Pers. Native PYMUclustered mountainmint · Lamiaceae 1 county -
Pycnanthemum tenuifolium Schrad. Native PYTEnarrowleaf mountainmint · Lamiaceae 1 county - Pycnanthemum torrei Benth. Native PYTOTorrey's mountainmint · Lamiaceae 1 county
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Pyracantha coccinea M. Roem. Introduced PYCO2scarlet firethorn · Rosaceae 1 county -
Pyrola americana Sweet Native PYAMAmerican wintergreen · Pyrolaceae 1 county -
Pyrola chlorantha Sw. Native PYCHgreenflowered wintergreen · Pyrolaceae 1 county -
Pyrola elliptica Nutt. Native PYELwaxflower shinleaf · Pyrolaceae 1 county -
Pyrrhopappus carolinianus (Walter) DC. Native PYCA2Carolina desert-chicory · Asteraceae 1 county -
Pyrus calleryana Decne. Introduced PYCA80Callery pear · Rosaceae 1 county -
Pyrus communis L. Introduced PYCOcommon pear · Rosaceae 1 county -
Pyrus pyrifolia (Burm. f.) Nakai Introduced PYPY2Chinese pear · Rosaceae 1 county - Quercus alba L. Native QUALwhite oak · Fagaceae 1 county
- Quercus bicolor Willd. Native QUBIswamp white oak · Fagaceae 1 county
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Quercus coccinea Münchh. Native QUCO2scarlet oak · Fagaceae 1 county - Quercus coccinea Münchh. var. coccinea Native QUCOCscarlet oak · Fagaceae 1 county
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Quercus falcata Michx. Native QUFAsouthern red oak · Fagaceae 1 county -
Quercus imbricaria Michx. Native QUIMshingle oak · Fagaceae 1 county -
Quercus macrocarpa Michx. Native QUMA2bur oak · Fagaceae 1 county - Quercus macrocarpa Michx. var. macrocarpa Native QUMAMbur oak · Fagaceae 1 county
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Quercus marilandica Münchh. Native QUMA3blackjack oak · Fagaceae 1 county - Quercus marilandica Münchh. var. marilandica Native QUMAM2blackjack oak · Fagaceae 1 county
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Quercus montana Willd. Native QUMO4chestnut oak · Fagaceae 1 county -
Quercus muehlenbergii Engelm. Native QUMUchinquapin oak · Fagaceae 1 county -
Quercus nigra L. Native QUNIwater oak · Fagaceae 1 county -
Quercus palustris Münchh. Native QUPA2pin oak · Fagaceae 1 county -
Quercus phellos L. Native QUPHwillow oak · Fagaceae 1 county - Quercus prinoides Willd. Native QUPRdwarf chinquapin oak · Fagaceae 1 county
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Quercus rubra L. Native QURUnorthern red oak · Fagaceae 1 county - Quercus rubra L. var. rubra Native QURURnorthern red oak · Fagaceae 1 county
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Quercus stellata Wangenh. Native QUSTpost oak · Fagaceae 1 county -
Quercus velutina Lam. Native QUVEblack oak · Fagaceae 1 county - Quercus ×bernardiensis W. Wolf (pro sp.) [michauxii × stellata] Native QUBE4hybrid oak · Fagaceae 1 county
- Quercus ×fernowii Trel. [alba × stellata] Native QUFE2Fernow oak · Fagaceae 1 county