The Tallgrass Prairie in Illinois

Images of Prairie Plants — Genera Beginning with the Letter "C"

  • Cacalia atriplicifolia or Arnoglossum atriplicifolium (pale Indian plantain) [Asteraceae or Compositae, Sunflower Family]

  • Cacalia plantaginea, Cacalia tuberosa or Arnoglossum plantagineum (prairie or groovestem Indian plantain) [Asteraceae or Compositae, Sunflower Family]

  • Cakile edulenta ( American sea rocket) [Brassicaceae or Cruciferae, Mustard Family] — Listed as THREATENED in Illinois

  • Calopogon oklahomensis (Oklahoma grasspink orchid) [Orchidaceae, Orchid Family] — listed as ENDANGERED in Illinois

  • Calopogon pulchellus or Calopogon tuberosus var. tuberosus (grasspink orchid) [Orchidaceae, Orchid Family] ] — listed as ENDANGERED in Illinois

  • Camassia scilloides (wild hyacinth or Atlantic camas) [Liliaceae, Lily Family]

  • Cassia fasciculata or Chamaecrista fasciculata (partridge pea or sleepingplant) [Fabaceae or Leguminosae, Bean Family; sometimes separated into Caesalpiniaceae, Casesalpinia Family]

  • Carex tonsa (shaved sedge) [Cyperaceae, Sedge Family] — Formerly listed as state endangered in Illinois, but recently large populations have been discovered at the Savanna Army Depot / Lost Mound are in northwestern Illinois.

  • Castilleja coccinea (Indian paintbrush or scarlet Indian paintbrush) [Scrophulariaceae, Figwort Family]

  • Castilleja sessiliflora (downy yellow painted cup) [Scrophulariaceae, Figwort Family]

  • Ceanothus americanus (New Jersey tea) [Rhamnaceae, Buckthorn Family]

  • Ceanothus herbaceus or Ceanothus ovatus (redroot) [Rhamnaceae, Buckthorn Family]— Listed as Endangered in Illinois

  • Chelone glabra (white turtlehead) [Scrophulariaceae Figwort Family]

  • Chrysopsis or Heterotheca camporum (prairie golden aster) [Asteraceae or Compositae, Sunflower Family]

  • Cichorium intybus (chicory) [Asteraceae or Compositae, Sunflower Family] — NOT native to Illinois

  • Cirsium arvense (Canada thistle) [Asteraceae or Compositae, Sunflower Family] — NOT native to Illinois

  • Cirsium discolor (pasture or field thistle) [Asteraceae or Compositae, Sunflower Family] — native but very weedy

    Cirsium hillii or Cirsium pumilum (Hill's or prairie thistle) [Asteraceae or Compositae, Sunflower Family]

    Cirsium muticum (swamp or fen thistle) [Asteraceae or Compositae, Sunflower Family]

    Claytonia virginica (spring beauty) [Portulacaceae, Purslane Family] — This is mostly a woodland plant but is found in open woodlands grading to prairie openings

    Comandra umbellata (false or bastard toadflax) [Santalaceae, Sandalwood Family]

  • Commelina erecta (dayflower) [Commelinaceae, Dayflower Family]

    Conyza or Erigeron canadensis (horseweed) [Asteraceae or Compositae, Sunflower Family]

    Coreopsis lanceolata (sand coreopsis or lanceleaf tickseed) [Asteraceae or Compositae, Sunflower Family]

    Coreopsis palmata (prairie coreopsis or stiff tickseed) [Asteraceae or Compositae, Sunflower Family]

    Coreopsis tripteris (tall coreopsis or tall tickseed) [Asteraceae or Compositae, Sunflower Family]

    Coronilla varia (crown vetch) [Fabaceae or Leguminosae, Bean Family] — NOT native to Illinois

  • Crotalaria sagittalis (rattlebox or arrowhead rattlebox) [Fabaceae or Leguminosae, Bean Family]

  • Cypripedium candidum (white lady's slipper orchid) [Orchidaceae, Orchid Family] ] — listed as THREATENED in Illinois


    Alphabetical by Genus:
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    Created November 1997; updated 25 October 2004