Index / States / Illinois / Mercer
§1County listing — Illinois
Mercer County
Illinois
- FIPS
- 17131
- Taxa recorded
- 642
- State
- Illinois
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Showing 401–450 of 538 (native).
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Ranunculus fascicularis Muhl. ex Bigelow Native RAFAearly buttercup · Ranunculaceae -
Ranunculus hispidus Michx. Native RAHIbristly buttercup · Ranunculaceae - Ranunculus hispidus Michx. var. nitidus (Chapm.) T. Duncan Native RAHINbristly buttercup · Ranunculaceae
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Ratibida pinnata (Vent.) Barnhart Native RAPIpinnate prairie coneflower · Asteraceae -
Rhus aromatica Aiton Native RHAR4fragrant sumac · Anacardiaceae - Rhus aromatica Aiton var. arenaria (Greene) Fernald Native RHARAfragrant sumac · Anacardiaceae
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Rhus glabra L. Native RHGLsmooth sumac · Anacardiaceae -
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 -
Robinia pseudoacacia L. Native ROPSblack locust · Fabaceae -
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 arkansana Porter Native ROAR3prairie rose · Rosaceae - Rosa arkansana Porter var. suffulta (Greene) Cockerell Native ROARSprairie rose · Rosaceae
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Rosa carolina L. Native ROCA4Carolina rose · Rosaceae - Rosa carolina L. var. carolina Native ROCACCarolina rose · Rosaceae
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Rubus argutus Link Native RUAR2sawtooth blackberry · Rosaceae -
Rubus flagellaris Willd. Native RUFLnorthern dewberry · Rosaceae -
Rubus pensilvanicus Poir. Native RUPE3Pennsylvania blackberry · Rosaceae -
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 subtomentosa Pursh Native RUSUsweet coneflower · Asteraceae -
Ruellia humilis Nutt. Native RUHUfringeleaf wild petunia · Acanthaceae -
Ruellia strepens L. Native RUST2limestone wild petunia · Acanthaceae -
Rumex altissimus Alph. Wood Native RUAL4pale dock · Polygonaceae -
Rumex verticillatus L. Native RUVE3swamp dock · Polygonaceae -
Salix humilis Marshall Native SAHU2prairie willow · Salicaceae - Salix humilis Marshall var. humilis Native SAHUHprairie willow · Salicaceae
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Salix interior Rowlee Native SAIN3sandbar willow · Salicaceae -
Salix nigra Marshall Native SANIblack willow · Salicaceae -
Sambucus nigra L. ssp. canadensis (L.) R. Bolli Native SANIC4American black elderberry · Caprifoliaceae -
Sanicula canadensis L. Native SACA15Canadian blacksnakeroot · Apiaceae -
Schizachyrium scoparium (Michx.) Nash Native SCSClittle bluestem · Poaceae - Schizachyrium scoparium (Michx.) Nash var. scoparium Native SCSCSlittle bluestem · Poaceae
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Schoenoplectus tabernaemontani (C.C. Gmel.) Palla Native SCTA2softstem bulrush · Cyperaceae -
Scirpus atrovirens Willd. Native SCAT2green bulrush · Cyperaceae -
Scrophularia marilandica L. Native SCMA2carpenter's square · Scrophulariaceae -
Scutellaria lateriflora L. Native SCLA2blue skullcap · Lamiaceae - Scutellaria lateriflora L. var. lateriflora Native SCLAL2blue skullcap · Lamiaceae
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Scutellaria ovata Hill Native SCOVheartleaf skullcap · Lamiaceae - Scutellaria ovata Hill ssp. ovata Native SCOVOheartleaf skullcap · Lamiaceae
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Sicyos angulatus L. Native SIANoneseed bur cucumber · Cucurbitaceae -
Sida spinosa L. Native SISPprickly fanpetals · Malvaceae -
Silene stellata (L.) W.T. Aiton Native SISTwidowsfrill · Caryophyllaceae -
Silphium integrifolium Michx. Native SIIN2wholeleaf rosinweed · Asteraceae -
Silphium laciniatum L. Native SILA3compassplant · Asteraceae - Silphium laciniatum L. var. laciniatum Native SILAL2compassplant · Asteraceae