Finger coreopsis

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Finger coreopsis leaf

Finger coreopsis

Finger coreopsis

Finger coreopsis

Finger coreopsis

Finger coreopsis

Finger coreopsis leaves

Finger coreopsis leaf

Finger coreopsis

Finger coreopsis inflorescence

Finger coreopsis leaf

Morphology

Stem

Erect, simple or branched above, glabrous or sparsely pubescent, especially near nodes.

Leaves

Cauline, on most of length of stem; petiole absent; blade 3-5-pinnatisect, 1.2 to 3 inches long, .4 to 2 inches wide, lobes linear to linear-elliptic, ultimate margins entire.

Inflorescence

Heads, radiate, solitary; peduncles .4 to 1.6 inch.

Flower

Involucres bell-shaped, .3 to .6 inch. Calyculate bractlets 9-12, oblong to lanceolate, .12 to .35 inch. Phyllaries in 2 series; outer linear-oblong, .25 to .4 inch; inner oblong to nearly round, .25 to .4 inch. Receptacle flat or slightly convex. Ray florets usually 8, pistillate or neuter, usually sterile; corolla yellow, ligule .6 to 1 inch, tip entire or with 2-4 minute teeth. Disk florets bisexual, fertile: corolla yellow, funnelform, .2 to .25 inch, lobes 5.

Fruit

Achenes black, elliptic or oblong, flattened at right angle to radius of head, usually winged, 2 to .25 inch; pappus of 2 minute scales.

Ecology

Habitat

Tallgrass prairies, glades, open oak-hickory woodlands.

Distribution

East 1/4 of Kansas

Additional Notes