Silphium integrifolium

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Standard Cyclopedia of Horticulture

Silphium integrifolium, Michx. St. 2-6 ft., obtusely 4-angled to terete, corymbosely branched above: lvs. lanceolate-ovate to ovate-lanceolate, opposite: fl.-heads numerous, 1-2 in. across, with 15-25 rays. Aug., Sept. Western prairies. B.B. (ed. 2) 3:460. CH The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.

Cultivation

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Propagation

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Pests and diseases

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Gallery

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References

• Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963

External links

• w:Silphium integrifolium. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
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