BITTER SNEEZEWEED
File Size: 120 KB
 
Helenium amarum   (Raf. ) H. Rock
Carter County, Oklahoma
Annual
Height: 4-24 inches
Family: Asteraceae - Sunflower Family
Flowering Period:   August, September,October
Stems: Erect, slender, bushy-branched above, ribbed, very leafy.
Leaves: Alternate, simple, sessile, numerous, linear to filiform, to 3 inches long, less than 1/10 inch wide, glabrous but densely glandular-dotted.
Inflorescences: Heads, numerous, short-stalked, terminal or in axils of upper leaves, 3/5 to 4/5 inch wide; bracts linear, turning outward at maturity.
Flowers: Ray florets 4-8, 1/5 to 2/5 inch long, yellow, often drooping; tips 3-lobed; disks hemispheric to nearly spherical; disk florets yellow.
Fruits: Achenes, short, appressed-hairy, reddish brown, tipped with ovate, awned scales, enclosing small seed.
Habitat: Waste areas, prairies, overgrazed pastures, and open woods.
Distribution: East 1/2 of Kansas.
Forage Value: Unpalatable and generally avoided by livestock.
Comments: Bitter sneezeweed increases in overgrazed pastures. The milk of animals that graze it is bitter.

Bitter sneezeweed inflorescences
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Carter County, Oklahoma
Bitter sneezeweed
108 KB
Carter County, Oklahoma
Bitter sneezeweed stem and leaves
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Carter County, Oklahoma
Bitter sneezeweed florets
59 KB
Carter County, Oklahoma
Bitter sneezeweed
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Wildcat Glades Conservation & Audubon Center, Newton County, Missouri
Bitter sneezeweed head
40 KB
Wildcat Glades Conservation & Audubon Center, Newton County, Missouri
Bitter sneezeweed leaves
76 KB
Wildcat Glades Conservation & Audubon Center, Newton County, Missouri
Bitter sneezeweed
126 KB
Wildcat Glades Conservation & Audubon Center, Newton County, Missouri