§1State listing — Northeast
Rhode Island
a regional flora of 5 counties
- State code
- RI · FIPS 44
- Taxa recorded
- 1,877
- Counties
- 5
§2Counties
Drill down to a county
§3Catalogue
All taxa recorded in Rhode Island
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Showing 1,101–1,150 of 1,404 (native).
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Robinia viscosa Vent. var. viscosa Native ROVIVclammy locust · Fabaceae 3 counties -
Rorippa palustris (L.) Besser Native ROPA2bog yellowcress · Brassicaceae 5 counties -
Rosa carolina L. Native ROCA4Carolina rose · Rosaceae 3 counties - Rosa carolina L. var. carolina Native ROCACCarolina rose · Rosaceae 3 counties
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Rosa palustris Marshall Native ROPAswamp rose · Rosaceae 5 counties -
Rosa virginiana Mill. Native ROVI2Virginia rose · Rosaceae 5 counties - Rosa virginiana Mill. var. virginiana Native ROVIV2Virginia rose · Rosaceae 5 counties
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Rotala ramosior (L.) Koehne Native RORAlowland rotala · Lythraceae 2 counties -
Rubus allegheniensis Porter Native RUALAllegheny blackberry · Rosaceae 4 counties - Rubus allegheniensis Porter var. allegheniensis Native RUALAAllegheny blackberry · Rosaceae 4 counties
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Rubus argutus Link Native RUAR2sawtooth blackberry · Rosaceae 1 county -
Rubus flagellaris Willd. Native RUFLnorthern dewberry · Rosaceae 5 counties -
Rubus hispidus L. Native RUHIbristly dewberry · Rosaceae 5 counties -
Rubus occidentalis L. Native RUOCblack raspberry · Rosaceae 4 counties -
Rubus odoratus L. Native RUODpurpleflowering raspberry · Rosaceae 1 county - Rubus odoratus L. var. odoratus Native RUODOpurpleflowering raspberry · Rosaceae 1 county
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Rubus pensilvanicus Poir. Native RUPE3Pennsylvania blackberry · Rosaceae 4 counties -
Rubus pubescens Raf. Native RUPUdwarf red blackberry · Rosaceae 1 county - Rubus pubescens Raf. var. pubescens Native RUPUP2dwarf red blackberry · Rosaceae 1 county
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Rubus setosus Bigelow Native RUSEsetose blackberry · Rosaceae 3 counties -
Rudbeckia hirta L. Native RUHI2blackeyed Susan · Asteraceae 5 counties - Rudbeckia hirta L. var. pulcherrima Farw. Native RUHIPblackeyed Susan · Asteraceae 5 counties
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Rumex altissimus Alph. Wood Native RUAL4pale dock · Polygonaceae 1 county -
Rumex maritimus L. Native RUMA4golden dock · Polygonaceae 1 county -
Rumex orbiculatus A. Gray Native RUOR2greater water dock · Polygonaceae 1 county -
Rumex salicifolius Weinm. Native RUSAwillow dock · Polygonaceae 1 county - Rumex salicifolius Weinm. var. mexicanus (Meisn.) C.L. Hitchc. Native RUSAMMexican dock · Polygonaceae 1 county
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Rumex verticillatus L. Native RUVE3swamp dock · Polygonaceae 1 county -
Ruppia maritima L. Native RUMA5widgeongrass · Ruppiaceae 2 counties -
Sabatia kennedyana Fernald Native SAKEPlymouth rose gentian · Gentianaceae 3 counties -
Sabatia stellaris Pursh Native SAST5rose of Plymouth · Gentianaceae 3 counties -
Sagittaria engelmanniana J.G. Sm. Native SAENEngelmann's arrowhead · Alismataceae 3 counties -
Sagittaria graminea Michx. Native SAGRgrassy arrowhead · Alismataceae 2 counties - Sagittaria graminea Michx. var. graminea Native SAGRGgrassy arrowhead · Alismataceae 2 counties
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Sagittaria latifolia Willd. Native SALA2broadleaf arrowhead · Alismataceae 3 counties -
Sagittaria subulata (L.) Buchenau Native SASUawl-leaf arrowhead · Alismataceae 1 county -
Sagittaria teres S. Watson Native SATE2slender arrowhead · Alismataceae 1 county -
Salicornia bigelovii Torr. Native SABIdwarf saltwort · Chenopodiaceae 3 counties -
Salicornia depressa Standl. Native SADE10Virginia glasswort · Chenopodiaceae 5 counties -
Salix bebbiana Sarg. Native SABE2Bebb willow · Salicaceae 5 counties -
Salix discolor Muhl. Native SADIpussy willow · Salicaceae 5 counties -
Salix eriocephala Michx. Native SAERMissouri River willow · Salicaceae 4 counties -
Salix humilis Marshall Native SAHU2prairie willow · Salicaceae 4 counties -
Salix lucida Muhl. Native SALUshining willow · Salicaceae 1 county - Salix lucida Muhl. ssp. lucida Native SALUL2shining willow · Salicaceae 1 county
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Salix nigra Marshall Native SANIblack willow · Salicaceae 4 counties -
Salix petiolaris Sm. Native SAPE5meadow willow · Salicaceae 1 county -
Salix sericea Marshall Native SASEsilky willow · Salicaceae 3 counties -
Sambucus nigra L. ssp. canadensis (L.) R. Bolli Native SANIC4American black elderberry · Caprifoliaceae 4 counties -
Sambucus racemosa L. Native SARA2red elderberry · Caprifoliaceae 1 county