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Wild quinine

Also known as: Whole-leaf feverfew

Parthenium integrifolium L.

[=Parthenium hispidum Raf. ]

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Wild quinine
Wild quinine leaf
Wild quinine florets
Wild quinine inflorescence
Wild quinine
Wild quinine
Wild quinine
Wild quinine
Wild quinine
Wild quinine leaf

Morphology

Stem
Erect, usually branched.
Leaves
Usually cauline, sometimes also basal, alternate; petiole present on basal and lower cauline leaves, absent on upper cauline leaves; blade ovate to lanceolate, 1.2 to 13.75 inches long, .8 to 4.7 inches wide, margins usually crenate to serrate, sometimes coarsely toothed or somewhat lobed proximally, surfaces hispid to scabrous.
Inflorescence
Heads in compact, corymb-like to panicle-like arrays; peduncles .04 to .5 inch.
Flower
Phyllaries: 10(-16) in 2 series, distinct; outer ones ovate to lanceolate, .1 to .2 inch, inner ones orbiculate, .16 to .24 inch. Receptacle flat to conic. Ray florets 5(-6), pistillate, fertile; corolla white or yellowish white, ligules ovate to orbiculate, .04 to .08 inch. Disk florets 15-35, staminate; corolla white or yellowish white, funnelform, lobes 5.
Fruit
Achenes black, obovoid, .12 to .16 inch, often compressed; pappus absent but sometimes 2-4 pappus-like scales near apex of achene.

Ecology

Habitat
Tallgrass prairies, open oak-hickory woodlands.
Distribution
Two varieties occur in Kansas. Var. hispidum (Raf.) Mears occurs in Butler, Chautauqua, Cowley, Elk, and Greenwood counties and var. integrifolium occurs only in Cherokee County.

Practical Information

Uses
When quinine was unavailable, the flowering inflorescence of was sometimes used to treat malaria. Native Americans applied a poultice of fresh leaves to burns and soaked swollen feet in an infusion of the plant.

Synonyms

Alternative scientific names that have been used for this plant.

Scientific Name: Parthenium hispidum

Full Citation: Parthenium hispidum Raf.

Quick Facts
Plant Type
Wildflower
Family
Asteraceae - Sunflower Family
Life Span
Perennial
Height
12-24(-40) inches
Origin
Native
Last Updated
2014-01-18
Color Groups
White, Green & Greenish White Wildflowers
Flowering Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Blooms: May, June, July, August, September