Click on the plant name to link to the page with a full description (if it’s not clickable, then I haven’t completed the page yet).
Click on the flower to see a larger image of each flower in a separate window.
Agrimonia parviflora Swamp agrimony 
Aureolaria flava Yellow False Foxglove 
Bidens aristosa Tickseed Sunflower 
Chamaecrista fasiculata Partridge Pea 
Chrysopsis pilosa Soft Golden Aster 
Coreopsis Grandiflora Coreopsis 
Coreopsis pubescens Star Tickseed 
Coreopsis tinctoria Golden Tickseed 
Coreopsis tripteris Tall Coreopsis 
Corydalis flavula Pale Corydalis 
Dasistoma macrophylla Mullein foxglove 
Dracopsis amplexicaulis Clasping coneflower 
Grindelia lanceolata Gum plant 
Helenium amarum bitterweed 
Helenium autumnale Sneezeweed 
Helianthus hirsutus Hairy sunflower 
Helianthus mollis Ashy sunflower 
Helianthus silphioides Ozark sunflower 
Heliopsis helianthoides Ox-eye sunflower 
Hieracium gronovii Hairy Hawkweed 
Hypericum punctatum Spotted St. Johns Wort 
Hypericum sphaerocarpum Round fruited St. Johns Wort 
Hypoxis hirsuta Yellow Star Grass 
Krigia dandelion False Dandilion 
Lithospermum canascens Hoary puccoon 
Lotus corniculatus birds foot trefoil 
Ludwigia alternafolia Yellow Seed box 
Lysmachia quadriflora Narrow leaved loosestrife 
Oenothera biennis Common Evening Primrose 
Opuntia humifosa Prickly pear cactus 
Oxalis stricta Yellow Wood Sorrel 
Packera glabella Butterweed 
Potentilla simplex Common cinquefoil 
Ranunculus hispidius Hairy Buttercup 
Ranunculus septentrionalis 
Rudbeckia hirta Black-eyed susan 
Rudbeckia submentosa Sweet black-eyed Susan 
Rudbeckia triloba Brown-eyed susan 
Seneccio glabellus Butterweed 
Senna marilandica Wild Senna 
Sida elliottii Elliott’s fanpetals 
Silphium Integrifolium Rosinweed 
Silphium terebinthinacium Prairie dock 
Smallanthus uvedalius Yellow leaf cup 
Solidago gigantea Giant goldenrod 
Taenidia intergerrima Yellow pimpernel 
Uvularia grandifloria Large Bellwort 
Verbersina helianthoides Ozark wingstem 
Verbesina alternifolia Yellow Ironweed or Wingstem 