Minnesota Wildflowers


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Gray-headed Coneflower

Plant Info
Also known as: Pinnate Prairie Coneflower, Yellow Coneflower
Scientific name:Ratibida pinnata
Family:Aster (Asteraceae)
Life cycle:perennial
Origin:native
Habitat:sun; fields, prairies, along roads
Bloom season:summer
Plant height:3 to 7 feet
USDA PLANTS database:Minnesota county distribution map
Spotted in Ramsey County at:

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Detailed Information

Flower: composite shape
[photo of flower] Up to 15 droopy yellow petals, each about 2 inches long, surround a thimble-shaped cone ½ to ¾ inches tall. The cone is gray or greenish and turns brown, flowering from the bottom up. One plant has from 10 to 25 flowers, each at the end of a long stem.
Leaves and stem: alternate attachment lobed type
[photo of leaves] Leaves near the base of the plant are up to 8 inches long and 5 inches across, deeply divided into 3 to 7 narrow lobes, on fairly long stems. Lobes may be further divided, or coarsely toothed. The leaves on the upper part of the plant are usually small, unlobed, stalkless, and few in number. Leaves feel rough from short stiff hairs. The stem is ridged and hairy.
Notes:
I sometimes think that if you've seen one coneflower, you've seen them all, but each species is indeed unique. Gray-headed Coneflower is a much taller plant than Prairie Coneflower, blooms later, and has much larger leaves. Cut-leaf Coneflower is also a tall plant with lobed leaves, but it has a more bulbuous cone and the leaf lobes are broad.

More photos

Photos taken at Long Lake Regional Park, New Brighton, MN, July 2006 and 2007

Comments

Have you seen this plant in Ramsey County, or have any other comments about it?

Posted by: Mary P.
on: 2008-06-08 17:49:08

I took a picture of the gray-headed coneflower at Quarry Park in Stearns County late last fall. I knew it was a cone flower but now I know it is a gray-headed coneflower.

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Please: Do not ask about where to buy seed or other gardening questions, are plants edible, etc. I am not a horticulturist or botanist, just an enthusiastic hobbyist so I probably don't know the answer. Please check the links page for additional resources. -thanks much



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