Nearctica - Eastern Wildflowers - Asteraceae - Large-flowered Coreopsis (Coreopsis grandiflora)

Large-flowered Coreopsis

(Coreopsis grandiflora)

Color Photograph: Copyright Nearctica.com, Inc.

Line Drawing: Britton, N.L., and A. Brown. 1913. An Illustrated Flora of the Northern United States and Canada, Second Edition.

Coreopsis lanceolata

Large-flowered Coreopsis is most likely to be confused with Lance-leaved Coreopsis. The leaves of Lance-leaved Coreopsis are elongate and single, not divided into 3 to 5 separate elongate lobes. The flowering stem of Large-flowered Coreopsis is usually shorter (3 to 5 inches) than that of Lance-leaved Coreopsis (7 to 12 inches).

Large-flowered Coreopsis (Coreopsis grandiflora)

Identification: Flowers yellow, large, ray florets deeply dentate. Flower stems from base of flower to first leaves (peduncle) long, 3 to 5 inches in length. Leaves divided into 3 to 5 elongate lobes. Plant 1 to 3 feet in height.

Distribution: Primarily midwestern from Kansas to Texas, but found eastward as a stray from cultivation.

Habitat: Large-flowered Coreopsis is found on moist soils in its native habitat in the midwest, but in the east is usually found along roadsides and the edges of fields.

Flowering period: May to July.

Large-flowered Coreopsis (Coreopsis grandiflora)

Similar Species:

Lance-leaved Coreopsis (Coreopsis lanceolata)

Similar Species