Index / States / Arkansas / Washington
§1County listing — Arkansas
Washington County
Arkansas
- FIPS
- 05143
- Taxa recorded
- 1,975
- State
- Arkansas
Filter
Showing 1,501–1,550 of 1,975.
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Rhus aromatica Aiton Native RHAR4fragrant sumac · Anacardiaceae - Rhus aromatica Aiton var. aromatica Native RHARA2fragrant sumac · Anacardiaceae
- Rhus aromatica Aiton var. serotina (Greene) Rehder Native RHARSfragrant sumac · Anacardiaceae
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Rhus copallinum L. Native RHCOwinged sumac · Anacardiaceae - Rhus copallinum L. var. latifolia Engl. Native RHCOL2winged sumac · Anacardiaceae
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Rhus glabra L. Native RHGLsmooth sumac · Anacardiaceae -
Rhynchosia latifolia Nutt. ex Torr. & A. Gray Native RHLA5prairie snoutbean · Fabaceae -
Rhynchospora capitellata (Michx.) Vahl Native RHCA12brownish beaksedge · Cyperaceae -
Rhynchospora corniculata (Lam.) A. Gray Native RHCO2shortbristle horned beaksedge · Cyperaceae - Rhynchospora glomerata (L.) Vahl Native RHGL3clustered beaksedge · Cyperaceae
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Rhynchospora harveyi W. Boott Native RHHAHarvey's beaksedge · Cyperaceae - Rhynchospora harveyi W. Boott var. harveyi Native RHHAHHarvey's beaksedge · Cyperaceae
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Ribes aureum Pursh Native RIAUgolden currant · Grossulariaceae - Ribes aureum Pursh var. villosum DC. Native RIAUVgolden currant · Grossulariaceae
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Ribes missouriense Nutt. Native RIMIMissouri gooseberry · Grossulariaceae -
Richardia scabra L. Native RISCrough Mexican clover · Rubiaceae -
Ricinus communis L. Introduced RICO3castorbean · Euphorbiaceae -
Robinia hispida L. Native ROHIbristly locust · Fabaceae - Robinia hispida L. var. hispida Native ROHIHbristly locust · Fabaceae
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Robinia pseudoacacia L. Native ROPSblack locust · Fabaceae -
Rorippa islandica (Oeder) Borbás Introduced ROIS2northern marsh yellowcress · Brassicaceae -
Rorippa palustris (L.) Besser Native ROPA2bog yellowcress · Brassicaceae - Rorippa palustris (L.) Besser ssp. fernaldiana (Butters & Abbe) Jonsell Native ROPAF2Fernald's yellowcress · Brassicaceae
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Rorippa sessiliflora (Nutt.) Hitchc. Native ROSEstalkless yellowcress · Brassicaceae -
Rosa carolina L. Native ROCA4Carolina rose · Rosaceae - Rosa carolina L. var. carolina Native ROCACCarolina rose · Rosaceae
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Rosa multiflora Thunb. Introduced ROMUmultiflora rose · Rosaceae -
Rosa rubiginosa L. Introduced RORU82sweetbriar rose · Rosaceae -
Rosa setigera Michx. Native ROSE2climbing rose · Rosaceae -
Rotala ramosior (L.) Koehne Native RORAlowland rotala · Lythraceae -
Rubus argutus Link Native RUAR2sawtooth blackberry · Rosaceae -
Rubus flagellaris Willd. Native RUFLnorthern dewberry · Rosaceae -
Rubus occidentalis L. Native RUOCblack raspberry · Rosaceae -
Rubus trivialis Michx. Native RUTRsouthern dewberry · Rosaceae -
Rudbeckia fulgida Aiton Native RUFU2orange coneflower · Asteraceae - Rudbeckia fulgida Aiton var. speciosa (Wender.) Perdue Native RUFUS3orange coneflower · Asteraceae
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Rudbeckia grandiflora (D. Don) J.F. Gmel. ex DC. Native RUGRrough coneflower · Asteraceae - Rudbeckia grandiflora (D. Don) J.F. Gmel. ex DC. var. grandiflora Native RUGRGrough coneflower · Asteraceae
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Rudbeckia heliopsidis Torr. & A. Gray Native RUHEsunfacing coneflower · Asteraceae -
Rudbeckia hirta L. Native RUHI2blackeyed Susan · Asteraceae -
Rudbeckia laciniata L. Native RULA3cutleaf coneflower · Asteraceae - Rudbeckia laciniata L. var. laciniata Native RULALcutleaf coneflower · Asteraceae
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Rudbeckia missouriensis Engelm. ex C.L. Boynt. & Beadle Native RUMIMissouri orange coneflower · Asteraceae -
Rudbeckia subtomentosa Pursh Native RUSUsweet coneflower · Asteraceae -
Rudbeckia triloba L. Native RUTR2browneyed Susan · Asteraceae - Rudbeckia triloba L. var. triloba Native RUTRTbrowneyed Susan · Asteraceae
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Ruellia caroliniensis (J.F. Gmel.) Steud. Native RUCA4Carolina wild petunia · Acanthaceae -
Ruellia humilis Nutt. Native RUHUfringeleaf wild petunia · Acanthaceae -
Ruellia nudiflora (Engelm. & A. Gray) Urb. Native RUNUviolet wild petunia · Acanthaceae - Ruellia nudiflora (Engelm. & A. Gray) Urb. var. nudiflora Native RUNUNviolet wild petunia · Acanthaceae