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 2,051–2,100 of 2,368.
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Solidago ulmifolia Muhl. ex Willd. Native SOUL2elmleaf goldenrod · Asteraceae 1 county - Solidago ulmifolia Muhl. ex Willd. var. ulmifolia Native SOULU2elmleaf goldenrod · Asteraceae 1 county
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Sonchus arvensis L. Introduced SOAR2field sowthistle · Asteraceae 1 county - Sonchus arvensis L. ssp. arvensis Introduced SOARA2field sowthistle · Asteraceae 1 county
- Sonchus arvensis L. ssp. uliginosus (M. Bieb.) Nyman Introduced SOARUmoist sowthistle · Asteraceae 1 county
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Sonchus asper (L.) Hill Introduced SOASspiny sowthistle · Asteraceae 1 county -
Sonchus oleraceus L. Introduced SOOLcommon sowthistle · Asteraceae 1 county -
Sorbus aucuparia L. Introduced SOAUEuropean mountain ash · Rosaceae 1 county -
Sorghastrum nutans (L.) Nash Native SONU2Indiangrass · Poaceae 1 county -
Sorghum bicolor (L.) Moench Introduced SOBI2sorghum · Poaceae 1 county - Sorghum bicolor (L.) Moench ssp. bicolor Introduced SOBIBgrain sorghum · Poaceae 1 county
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Sorghum halepense (L.) Pers. Introduced SOHAJohnsongrass · Poaceae 1 county -
Sparganium americanum Nutt. Native SPAMAmerican bur-reed · Sparganiaceae 1 county -
Sparganium eurycarpum Engelm. Native SPEUbroadfruit bur-reed · Sparganiaceae 1 county -
Spartina pectinata Bosc ex Link Native SPPEprairie cordgrass · Poaceae 1 county -
Spergula arvensis L. Introduced SPARcorn spurry · Caryophyllaceae 1 county -
Spergularia rubra (L.) J. Presl & C. Presl Introduced SPRUred sandspurry · Caryophyllaceae 1 county -
Sphenopholis intermedia (Rydb.) Rydb. Native SPIN3slender wedgescale · Poaceae 1 county -
Sphenopholis nitida (Biehler) Scribn. Native SPNIshiny wedgescale · Poaceae 1 county -
Sphenopholis obtusata (Michx.) Scribn. Native SPOBprairie wedgescale · Poaceae 1 county -
Spiraea alba Du Roi Native SPAL2white meadowsweet · Rosaceae 1 county - Spiraea alba Du Roi var. alba Native SPALAwhite meadowsweet · Rosaceae 1 county
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Spiraea prunifolia Siebold & Zucc. Introduced SPPRbridalwreath spirea · Rosaceae 1 county -
Spiranthes cernua (L.) Rich. Native SPCEnodding lady's tresses · Orchidaceae 1 county -
Spiranthes lacera (Raf.) Raf. Native SPLA4northern slender lady's tresses · Orchidaceae 1 county - Spiranthes lacera (Raf.) Raf. var. gracilis (Bigelow) Luer Native SPLAGnorthern slender lady's tresses · Orchidaceae 1 county
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Spiranthes lucida (H.H. Eaton) Ames Native SPLU2shining lady's tresses · Orchidaceae 1 county -
Spiranthes ovalis Lindl. Native SPOVOctober lady's tresses · Orchidaceae 1 county - Spiranthes ovalis Lindl. var. erostellata Catling Native SPOVEOctober lady's tresses · Orchidaceae 1 county
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Spiranthes tuberosa Raf. Native SPTUlittle lady's tresses · Orchidaceae 1 county -
Spiranthes vernalis Engelm. & A. Gray Native SPVEspring lady's tresses · Orchidaceae 1 county -
Spirodela polyrrhiza (L.) Schleid. Native SPPOcommon duckmeat · Lemnaceae 1 county -
Sporobolus clandestinus (Biehler) Hitchc. Native SPCLrough dropseed · Poaceae 1 county -
Sporobolus neglectus Nash Native SPNE2puffsheath dropseed · Poaceae 1 county -
Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood Native SPVApoverty dropseed · Poaceae 1 county - Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood var. vaginiflorus Native SPVAV2poverty dropseed · Poaceae 1 county
- Stachys arvensis (L.) L. Introduced STARstaggerweed · Lamiaceae 1 county
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Stachys aspera Michx. Native STAShyssopleaf hedgenettle · Lamiaceae 1 county -
Stachys clingmanii Small Native STCLClingman's hedgenettle · Lamiaceae 1 county -
Stachys eplingii J.B. Nelson Native STEPEpling's hedgenettle · Lamiaceae 1 county -
Stachys latidens Small ex Britton Native STLA5broadtooth hedgenettle · Lamiaceae 1 county -
Stachys palustris L. Native STPAmarsh hedgenettle · Lamiaceae 1 county -
Stachys recta L. Introduced STRE6stiff hedgenettle · Lamiaceae 1 county -
Stachys tenuifolia Willd. Native STTEsmooth hedgenettle · Lamiaceae 1 county -
Staphylea trifolia L. Native STTRAmerican bladdernut · Staphyleaceae 1 county -
Stellaria graminea L. Introduced STGRgrass-like starwort · Caryophyllaceae 1 county -
Stellaria longifolia Muhl. ex Willd. Native STLOlongleaf starwort · Caryophyllaceae 1 county - Stellaria longifolia Muhl. ex Willd. var. longifolia Native STLOLlongleaf starwort · Caryophyllaceae 1 county
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Stellaria media (L.) Vill. Introduced STME2common chickweed · Caryophyllaceae 1 county - Stellaria media (L.) Vill. ssp. media Introduced STMEMcommon chickweed · Caryophyllaceae 1 county
