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Coreopsis lanceolata grows one to two feet tall. The leaves are few and large. It is native to the eastern United States.

Coreopsis Lanceolata

Coreopsis lanceolata grows one to two feet tall. The leaves are few and large. It is native to the eastern…

The common name of coreopsis is tickseed. The tinctoria variety grows one to three feet tall. It is a common garden annual.

Coreopsis Tinctoria

The common name of coreopsis is tickseed. The tinctoria variety grows one to three feet tall. It is…

Half of a head of flowers of Coreopsis.

Coreopsis Flower

Half of a head of flowers of Coreopsis.

Slice of a head of flowers of Coreopsis, with one ray flower, and one perfect disk-flower with its bract ir chaff.

Coreopsis Flower

Slice of a head of flowers of Coreopsis, with one ray flower, and one perfect disk-flower with its bract…

"A composite (Coreopsis sp.). A, B, E, views of the inflorescence or head; C, a ray-flower; D, section through the head; F, a disc-flower in bud; G, disc-flower just opened; H, older disc-flower, the stigmas reflexed; I, disc-flower with corolla removed." -Gager, 1916

Tickseed

"A composite (Coreopsis sp.). A, B, E, views of the inflorescence or head; C, a ray-flower; D, section…