Southern Barbara's buttons (Marshallia ramosa)
Same genus
- Puffballs (Marshallia caespitosa)
- Grassleaf Barbara's buttons (Marshallia graminifolia)
- Monongahela Barbara's buttons (Marshallia grandiflora)
- Tall Barbara's buttons (Marshallia legrandii)
- Mohr's Barbara's buttons (Marshallia mohrii)
- Spoonshape Barbara's buttons (Marshallia obovata)
- Broadleaf Barbara's buttons (Marshallia trinervia)