Other names: Jacob's Ladder, Herbaceous Carrion Flower, Carrion Vine
See Missouri Weed Seeds for a photograph of the seeds.
Uncommon in Michigan.
May be confused with S. lasioneura. Both species are herbaceous and lack prickles. Underside of leaf of S. herbacea is glabrous while S. lasioneura is pubescent beneath.
- Species profile at USDA Plants Database: S. herbacea
- Michigan Flora online species profile
- University of Wisconsin-Steven Point Robert. W. Freckmann herbarium species profile
- Ontario Wildflowers species profile
(Numbers in photo captions are photo credits, listed in the "Photo Credits" tab at the top of the page)