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.
Sabatia angularis Rose gentian 
Sagittaria latifolia Duck potato 
Salvia Azurea Blue sage 
Salvia lyrata Cancer weed 
Sanguinaria canadensis Bloodroot 
Saururus cernuus Lizard’s tail 
Scutellaria elliptica Hairy skullcap 
Scutellaria incana Downy skullcap 
Scutellaria parvula 
Senecia obovatus Roundleaf groundsel 
Seneccio glabellus Butterweed 
Senna marilandica Wild Senna 
Sida elliottii Elliott’s fanpetals 
Silene stellata Starry Campian 
Silphium Integrifolium Rosinweed 
Silphium terebinthinacium Prairie dock 
Sisyrinchium campestre Blue eyed grass 
Smallanthus uvedalius Yellow leaf cup 
Solanum carolinense Horse nettle 
Solidago gigantea Giant goldenrod 
Spigelia marilandica Indian pink 
Spiranthes lacera Slender ladies tresses 
Spiranthes vernalis Spring ladies tresses 
Stenanthium gramineum Featherbells 
Strophostyles umbellata Pink fuzzy bean 
Taenidia intergerrima Yellow pimpernel 
Tephrosia virginiana Goats rue 
Thalictrum thalictroides Rue Anemone 
Toxicodendron radicans Poison ivy
Trillium recurvatum Purple trillium 
Triodanis perfoliata Venus Looking Glass 
Typha latifolia Cat tails
Uvularia grandifloria Large Bellwort 
Valerianella radiata Corn salad 
Verbena simplex Narrow leafed Vervain 
Verbersina helianthoides Ozark wingstem 
Verbesina alternifolia Yellow Ironweed or Wingstem 
Verbesina virginica White crownbeard 
Vernonia baldinii Tall ironweed 
Vernonia gigantea Tall ironweed 
Viola papilionacea Blue violet 
Viola triloba Three lobed violet 
Viola rafinesquii Johnny jump up 