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 1,851–1,900 of 2,368.
- Rubus vigilis L.H. Bailey Native RUVI11Missouri blackberry · Rosaceae 1 county
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Rudbeckia fulgida Aiton Native RUFU2orange coneflower · Asteraceae 1 county - Rudbeckia fulgida Aiton var. fulgida Native RUFUForange coneflower · Asteraceae 1 county
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Rudbeckia hirta L. Native RUHI2blackeyed Susan · Asteraceae 1 county - Rudbeckia hirta L. var. pulcherrima Farw. Native RUHIPblackeyed Susan · Asteraceae 1 county
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Rudbeckia laciniata L. Native RULA3cutleaf coneflower · Asteraceae 1 county - Rudbeckia laciniata L. var. laciniata Native RULALcutleaf coneflower · Asteraceae 1 county
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Rudbeckia triloba L. Native RUTR2browneyed Susan · Asteraceae 1 county - Rudbeckia triloba L. var. rupestris (Chickering) A. Gray Native RUTRRbrowneyed Susan · Asteraceae 1 county
- Rudbeckia triloba L. var. triloba Native RUTRTbrowneyed Susan · Asteraceae 1 county
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Ruellia caroliniensis (J.F. Gmel.) Steud. Native RUCA4Carolina wild petunia · Acanthaceae 1 county - Ruellia caroliniensis (J.F. Gmel.) Steud. ssp. caroliniensis Native RUCAC2Carolina wild petunia · Acanthaceae 1 county
- Ruellia caroliniensis (J.F. Gmel.) Steud. ssp. caroliniensis var. caroliniensis Native RUCAC4Carolina wild petunia · Acanthaceae 1 county
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Ruellia strepens L. Native RUST2limestone wild petunia · Acanthaceae 1 county -
Rumex acetosella L. Introduced RUAC3common sheep sorrel · Polygonaceae 1 county -
Rumex altissimus Alph. Wood Native RUAL4pale dock · Polygonaceae 1 county -
Rumex crispus L. Introduced RUCRcurly dock · Polygonaceae 1 county - Rumex crispus L. ssp. crispus Introduced RUCRCcurly dock · Polygonaceae 1 county
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Rumex obtusifolius L. Introduced RUOBbitter dock · Polygonaceae 1 county -
Rumex verticillatus L. Native RUVE3swamp dock · Polygonaceae 1 county - Rumex ×acutus L. (pro sp.) [crispus × obtusifolius] Introduced RUAC6hybrid dock · Polygonaceae 1 county
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Ruppia maritima L. Native RUMA5widgeongrass · Ruppiaceae 1 county -
Ruta graveolens L. Introduced RUGR3common rue · Rutaceae 1 county -
Sabatia angularis (L.) Pursh Native SAANrosepink · Gentianaceae 1 county -
Saccharum alopecuroides (L.) Nutt. Native SAAL21silver plumegrass · Poaceae 1 county -
Saccharum giganteum (Walter) Pers. Native SAGIsugarcane plumegrass · Poaceae 1 county -
Saccharum ravennae (L.) L. Introduced SARA3ravennagrass · Poaceae 1 county -
Sagina decumbens (Elliott) Torr. & A. Gray Native SADEtrailing pearlwort · Caryophyllaceae 1 county - Sagina decumbens (Elliott) Torr. & A. Gray ssp. decumbens Native SADEDtrailing pearlwort · Caryophyllaceae 1 county
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Sagina procumbens L. Introduced SAPRbirdeye pearlwort · Caryophyllaceae 1 county -
Sagittaria australis (J.G. Sm.) Small Native SAAU2longbeak arrowhead · Alismataceae 1 county -
Sagittaria calycina Engelm. Native SACA21hooded arrowhead · Alismataceae 1 county - Sagittaria calycina Engelm. var. calycina Native SACAChooded arrowhead · Alismataceae 1 county
- Sagittaria calycina Engelm. var. spongiosa Native SACAShooded arrowhead · Alismataceae 1 county
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Sagittaria graminea Michx. Native SAGRgrassy arrowhead · Alismataceae 1 county - Sagittaria graminea Michx. var. graminea Native SAGRGgrassy arrowhead · Alismataceae 1 county
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Sagittaria latifolia Willd. Native SALA2broadleaf arrowhead · Alismataceae 1 county -
Sagittaria rigida Pursh Native SARIsessilefruit arrowhead · Alismataceae 1 county -
Sagittaria subulata (L.) Buchenau Native SASUawl-leaf arrowhead · Alismataceae 1 county -
Salix alba L. Introduced SAAL2white willow · Salicaceae 1 county -
Salix caroliniana Michx. Native SACA5coastal plain willow · Salicaceae 1 county -
Salix cinerea L. Introduced SACIlarge gray willow · Salicaceae 1 county -
Salix eriocephala Michx. Native SAERMissouri River willow · Salicaceae 1 county - Salix fragilis L. Introduced SAFRcrack willow · Salicaceae 1 county
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Salix humilis Marshall Native SAHU2prairie willow · Salicaceae 1 county - Salix humilis Marshall var. humilis Native SAHUHprairie willow · Salicaceae 1 county
- Salix humilis Marshall var. tristis (Aiton) Griggs Native SAHUTprairie willow · Salicaceae 1 county
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Salix interior Rowlee Native SAIN3sandbar willow · Salicaceae 1 county -
Salix nigra Marshall Native SANIblack willow · Salicaceae 1 county -
Salix pentandra L. Introduced SAPE4laurel willow · Salicaceae 1 county