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Image ID: 2013/gtwn83
Tall Coneflower (Rudbeckia laciniata)
Other common names: Cutleaf Coneflower, Green-Headed Coneflower
Family: Asteraceae (Sunflower)
Height: 3 to 10 ft.
Blooms: June to
October
Leaf Type:
lobed
Bloom Size: 2.5 in. (typical)
Flower Description:
Individual flowers,
Regular blooms, 9 parts
Location: Ghost Town Trail
Date: 8/24/2013
Tall Coneflower may be
easily confused with:
- Large-Flowered Leafcup
Tall coneflower has a deeply lobed leaf, while leafcup has a maple-like leaf.
- Pale-Leaved Sunflower
Pale-leaved sunflower leaves are lanceolate; tall coneflower leaves are deeply lobed.
- Sneezeweed
Sneezeweed has a relatively unusually shaped petal, roughly triangular with a scalloped outer edge. Tall coneflower leaves are lobed; sneezeweed leaves are elongate.
- Tall Coreopsis
Eye of tall coreopsis is brown; eye of tall coneflower is yellow to green. Coreposis leaf is divided; coneflower leaf is lobed.
- Thin-Leaved Sunflower
Leaf of the thin-leaved sunflower is lanceolate, while that of tall coneflower is lobed.
- Whorled Rosinweed
Tall coneflower has a higher, more spherical eye. Rosinweed leaves occur in whorls of three.
- Woodland Sunflower
The coneflower has a lobed leaf, while woodland sunflower has a lanceolate leaf.