Index / States / Illinois / Douglas
§1County listing — Illinois
Douglas County
Illinois
- FIPS
- 17041
- Taxa recorded
- 857
- State
- Illinois
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Showing 501–550 of 690 (native).
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Pteridium aquilinum (L.) Kuhn var. latiusculum (Desv.) Underw. ex A. Heller Native PTAQLwestern brackenfern · Dennstaedtiaceae -
Pycnanthemum tenuifolium Schrad. Native PYTEnarrowleaf mountainmint · Lamiaceae -
Pycnanthemum verticillatum (Michx.) Pers. Native PYVEwhorled mountainmint · Lamiaceae - Pycnanthemum verticillatum (Michx.) Pers. var. pilosum (Nutt.) Cooperr. Native PYVEPwhorled mountainmint · Lamiaceae
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Pycnanthemum virginianum (L.) T. Dur. & B.D. Jacks. ex B.L. Rob. & Fernald Native PYVIVirginia mountainmint · Lamiaceae - Quercus alba L. Native QUALwhite oak · Fagaceae
- Quercus bicolor Willd. Native QUBIswamp white oak · Fagaceae
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Quercus imbricaria Michx. Native QUIMshingle oak · Fagaceae -
Quercus macrocarpa Michx. Native QUMA2bur oak · Fagaceae - Quercus macrocarpa Michx. var. macrocarpa Native QUMAMbur oak · Fagaceae
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Quercus muehlenbergii Engelm. Native QUMUchinquapin oak · Fagaceae -
Quercus palustris Münchh. Native QUPA2pin oak · Fagaceae -
Quercus rubra L. Native QURUnorthern red oak · Fagaceae -
Quercus velutina Lam. Native QUVEblack oak · Fagaceae -
Ranunculus abortivus L. Native RAABlittleleaf 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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Ranunculus longirostris Godr. Native RALO2longbeak buttercup · Ranunculaceae -
Ratibida pinnata (Vent.) Barnhart Native RAPIpinnate prairie coneflower · Asteraceae -
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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Rosa carolina L. Native ROCA4Carolina rose · Rosaceae - Rosa carolina L. var. carolina Native ROCACCarolina rose · Rosaceae
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Rosa palustris Marshall Native ROPAswamp rose · Rosaceae -
Rosa setigera Michx. Native ROSE2climbing rose · Rosaceae -
Rubus allegheniensis Porter Native RUALAllegheny blackberry · Rosaceae - Rubus allegheniensis Porter var. allegheniensis Native RUALAAllegheny blackberry · Rosaceae
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Rubus flagellaris Willd. Native RUFLnorthern dewberry · Rosaceae -
Rubus occidentalis L. Native RUOCblack raspberry · 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 triloba L. Native RUTR2browneyed Susan · Asteraceae - Rudbeckia triloba L. var. triloba Native RUTRTbrowneyed Susan · Asteraceae
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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 -
Sabatia angularis (L.) Pursh Native SAANrosepink · Gentianaceae -
Salix discolor Muhl. Native SADIpussy willow · Salicaceae -
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 -
Samolus valerandi L. ssp. parviflorus (Raf.) Hultén Native SAVAPseaside brookweed · Primulaceae