Pale-Leaved Sunflower (Helianthus strumosus)
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- Common Sunflower
Common sunflower has a larger bloom and alternate leaves. Pale-leaved sunflower has opposite leaves.
- Large-Flowered Leafcup
Leafcup leaves are maple-like; pale-leaved sunflower leaves are lanceolate.
Oxeye has a broader leaf.
- Prairie Coneflower
Rays of prairie coneflower are extremely reflexed.
- Small Wood Sunflower
Small wood sunflower has smaller blooms.
Sneezeweed has a relatively unusually shaped petal, roughly triangular with a scalloped outer edge.
- Tall Coneflower
Pale-leaved sunflower leaves are lanceolate; tall coneflower leaves are deeply lobed.
- Tall Coreopsis
Tall coreopsis has a three-part divided leaf; sunflower leaf is entire.
- Thin-Leaved Sunflower
Leaves of thin-leaved sunflower are sessile (stemless). Pale-leaved sunflower leaves have a short stem.
- Whorled Rosinweed
Leaved of whorled rosinweed grow in whorls of three.
- Woodland Sunflower
Leaves of woodland sunflower have very short stems (less than 1/4 inch); pale-leaved sunflower leaves have slightly longer, and the leaves have more conspicuous veins.