Index / States / Illinois / St. Clair
§1County listing — Illinois
St. Clair County
Illinois
- FIPS
- 17163
- Taxa recorded
- 1,648
- State
- Illinois
Filter
Showing 301–350 of 1,371 (native).
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Chenopodium pratericola Rydb. Native CHPR5desert goosefoot · Chenopodiaceae -
Chenopodium simplex (Torr.) Raf. Native CHSI2mapleleaf goosefoot · Chenopodiaceae -
Chenopodium standleyanum Aellen Native CHST2Standley's goosefoot · Chenopodiaceae -
Chloris verticillata Nutt. Native CHVE2tumble windmill grass · Poaceae -
Cicuta maculata L. Native CIMA2spotted water hemlock · Apiaceae -
Cinna arundinacea L. Native CIAR2sweet woodreed · Poaceae -
Circaea lutetiana L. Native CILUbroadleaf enchanter's nightshade · Onagraceae - Circaea lutetiana L. ssp. canadensis (L.) Asch. & Magnus Native CILUCbroadleaf enchanter's nightshade · Onagraceae
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Cirsium altissimum (L.) Hill Native CIAL2tall thistle · Asteraceae -
Cirsium discolor (Muhl. ex Willd.) Spreng. Native CIDIfield thistle · Asteraceae -
Claytonia virginica L. Native CLVI3Virginia springbeauty · Portulacaceae -
Clematis crispa L. Native CLCRswamp leather flower · Ranunculaceae -
Clematis pitcheri Torr. & A. Gray Native CLPIbluebill · Ranunculaceae - Clematis pitcheri Torr. & A. Gray var. pitcheri Native CLPIPbluebill · Ranunculaceae
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Clematis virginiana L. Native CLVI5devil's darning needles · Ranunculaceae -
Cleome serrulata Pursh Native CLSERocky Mountain beeplant · Capparaceae -
Cocculus carolinus (L.) DC. Native COCACarolina coralbead · Menispermaceae -
Collinsia verna Nutt. Native COVE2spring blue eyed Mary · Scrophulariaceae -
Comandra umbellata (L.) Nutt. Native COUMbastard toadflax · Santalaceae - Comandra umbellata (L.) Nutt. ssp. umbellata Native COUMUbastard toadflax · Santalaceae
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Commelina diffusa Burm. f. Native CODI5climbing dayflower · Commelinaceae - Commelina diffusa Burm. f. var. diffusa Native CODID3climbing dayflower · Commelinaceae
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Commelina erecta L. Native COERwhitemouth dayflower · Commelinaceae -
Conoclinium coelestinum (L.) DC. Native COCO13blue mistflower · Asteraceae -
Conyza canadensis (L.) Cronquist Native COCA5Canadian horseweed · Asteraceae - Conyza canadensis (L.) Cronquist var. canadensis Native COCAC3Canadian horseweed · Asteraceae
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Conyza ramosissima Cronquist Native CORA4dwarf horseweed · Asteraceae -
Corallorhiza odontorhiza (Willd.) Poir. Native COOD7autumn coralroot · Orchidaceae - Corallorhiza odontorhiza (Willd.) Poir. var. odontorhiza Native COODO2autumn coralroot · Orchidaceae
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Corallorhiza wisteriana Conrad Native COWI5spring coralroot · Orchidaceae -
Coreopsis grandiflora Hogg ex Sweet Native COGR5largeflower tickseed · Asteraceae -
Coreopsis lanceolata L. Native COLA5lanceleaf tickseed · Asteraceae -
Coreopsis palmata Nutt. Native COPA10stiff tickseed · Asteraceae -
Coreopsis pubescens Elliott Native COPU2star tickseed · Asteraceae - Coreopsis pubescens Elliott var. pubescens Native COPUPstar tickseed · Asteraceae
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Coreopsis tripteris L. Native COTR4tall tickseed · Asteraceae -
Cornus amomum Mill. Native COAM2silky dogwood · Cornaceae -
Cornus drummondii C.A. Mey. Native CODRroughleaf dogwood · Cornaceae -
Cornus florida L. Native COFL2flowering dogwood · Cornaceae -
Cornus obliqua Raf. Native COOB9silky dogwood · Cornaceae -
Cornus racemosa Lam. Native CORA6gray dogwood · Cornaceae -
Cornus sericea L. Native COSE16redosier dogwood · Cornaceae - Cornus sericea L. ssp. sericea Native COSESredosier dogwood · Cornaceae
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Corydalis flavula (Raf.) DC. Native COFL3yellow fumewort · Fumariaceae -
Corydalis micrantha (Engelm. ex A. Gray) A. Gray Native COMI2smallflower fumewort · Fumariaceae -
Corylus americana Walter Native COAM3American hazelnut · Betulaceae -
Crataegus chrysocarpa Ashe Native CRCHfireberry hawthorn · Rosaceae - Crataegus chrysocarpa Ashe var. chrysocarpa Native CRCHC2red haw · Rosaceae
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Crataegus crus-galli L. Native CRCR2cockspur hawthorn · Rosaceae -
Crataegus mollis Scheele Native CRMO2downy hawthorn · Rosaceae