Compare your observations and notes with mine:
- Flower color — yellow
- Flower shape — regular
- Inflorescence arrangement — cluster (not an umbel)
- Number of petals — five
- Number of sepals — five
- Number of pistils — ?
- Number of stamens — many
- Leaf petiole — no
- Leaf division — simple
- Leaf shape — elliptic (nearly ovate when young)
- Leaf margin — smooth
- Leaf arrangement — opposite
- Leaf venation — pinnate
- Stem — smooth, spotted with black dots
- Other — black dots cover leaves, sepals and underside of petals as well as stem
This wildflower can be found on the following websites:
- Southeastern Flora
- Weed ID Guide
- Missouri Plants
- Discover Life — considers flower cluster to be “loose”