The Tallgrass Prairie in Illinois

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

  • Achillea millefolium (yarrow) [Asteraceae, Sunflower Family] — NOT a native plant, but sometimes found in prairies in Illinois.

  • Agalinis skinneriana (pale false foxglove) [Scrophulariaceae, Figwort Family]

  • Aletris farinosa (colic root) [Liliaceae, Lily Family]

  • Allium cernuum (nodding onion) [Liliaceae, Lily Family]

  • Ambrosia trifida (giant ragweed) [Asteraceae or Compositae, Sunflower Family]

  • Amorpha canescens (lead plant) [Fabaceae or Leguminosae, Bean Family]

  • Amorpha fruticosa (false indigo) [Fabaceae or Leguminosae, Bean Family] – not a prairie plant, but rather found mostly along the banks of rivers and streams

  • Andropogon gerardii (big bluestem) [Poaceae or Gramineae, Grass Family]

  • Andropogon scoparius, also called Schizachyrium scoparium (little bluestem) [Poaceae or Gramineae, Grass Family]

  • Anemone caroliniana (Carolina anemone) [Ranunculaceae, Buttercup Family]

  • Anemone cylindrica (thimbleweed) [Ranunculaceae, Buttercup Family]

  • Anemone patens, also called Pulsatilla patens (Pasque flower) [Ranunculaceae, Buttercup Family]

  • Antennaria plantaginifolia (Pussy-toes) [Asteraceae or Compositae, Sunflower Family]

  • Aquilegia canadensis (wild columbine) — strictly speaking, a woodland plant rather than a prairie plant, but you may enjoy the photos!

  • Asclepias amplexicaulis (sand or clasping milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias hirtella (green or tall green milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias incarnata (swamp milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias meadii (Mead's milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias stenophylla (narrow-leaved green milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias sullivantii (Sullivant's or prairie milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias syriaca (common milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias tuberosa (butterfly weed, butterfly milkweed, chigger weed) [Asclepiadaceae, Milkweed Family]

  • Asclepias verticillata (horsetail or whorled milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias viridiflora (short green or comet green milkweed) [Asclepiadaceae, Milkweed Family]

  • Asclepias viridis (green antelopehorn milkweed) [Asclepiadaceae, Milkweed Family]

  • Asparagus officinalis (wild asparagus) [Liliaceae, Lily Family] — NOT a native plant! However, sometimes wild asparagus can be found in prairies as birds spread the seeds produced from cultivated plants

  • Aster azureus or Aster oolentangiensis (sky-blue aster) [Asteraceae or Compositae, Sunflower Family]

  • Aster ericoides (heath aster) [Asteraceae or Compositae, Sunflower Family]

  • Aster laevis (smooth or smooth blue aster) [Asteraceae or Compositae, Sunflower Family]

  • Aster linariifolius or Ionactis linariifolius (flax-leaved aster) [Asteraceae or Compositae, Sunflower Family]

  • Aster novae-angliae (New England aster) [Asteraceae or Compositae, Sunflower Family]

  • Aster oblongifolius (aromatic aster) [Asteraceae or Compositae, Sunflower Family]

  • Aster pilosus (hairy aster) [Asteraceae or Compositae, Sunflower Family]

  • Aster sericeus (silky aster) [Asteraceae or Compositae, Sunflower Family]

  • Aster shortii (Short's aster) [Asteraceae or Compositae, Sunflower Family] — this is a species more of dry woodlands than prairies, however these photographs show the structure of the flower heads in asters

  • Aster umbellatus or Doellingeria umbellata (flat-top aster) [Asteraceae or Compositae, Sunflower Family]

  • Astragalus canadensis (Canadian milk vetch) [Fabaceae or Leguminosae, Bean Family]

  • Astragalus crassicarpus (large ground-plum) [Fabaceae or Leguminosae, Bean Family], which is listed as "Endangered" in Illinois


    Alphabetical by Genus:
    A  B  C  D  E  F G  H  I  J  K  L M  N  O P  Q  R S  T  U V  W  X Y  Z

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    Created November 1997; updated 25 October 2004