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Marcus, Joseph A.
Helenium amarum (Raf.) H. Rock
Yellow Sneezeweed, Bitterweed, Yellow bitterweed, Yellowdicks, Slender-leaved sneezeweed, Fine-leaved sneezweed, Yellow dog-fennel
USDA Symbol: heam
USDA Native Status: Native to U.S.
The genus is thought to have been named by Linnaeus for Helen of Troy. The legend is that the flowers sprung up from the ground where her tears fell.
Plant CharacteristicsDuration: Annual Habit: Herb Flower:
Flower 1 inch
Fruit: Size Class:
Bloom InformationBloom Color: Yellow
Bloom Time: Apr , May , Jun , Jul , Aug , Sep
AL , AR , CA , CT , FL , GA , IA , IL , IN , KS , KY , LA , MA , MD , MI , MO , MS , NC , NE , OH , OK , PA , SC , TN , TX , VA , WI Native Habitat:
Prairie, Plains, Meadows, Pastures, Savannahs, Woodlands edge, Opening USDA Native Status: L48(N)
Growing ConditionsWater Use: Low
Light Requirement: Part Shade
Soil Moisture: Dry
Soil Description: Desturbed, Acid-based, Calcareous, Limestone-based, Sandy, Sandy Loam, Medium Loam, Clay Loam, Clay.
BenefitUse Ornamental: Can be mowed, Pocket prairie, Wildflower meadow, Aromatic
Conspicuous Flowers: yes
Herbarium Specimen(s)NPSOT 0585
Collected May 11, 1990 in Bexar County by Harry CliffeNPSOT 0920
Collected Aug 27. 1994 in Bexar County by Mike Fox
Wildflower Center Seed BankLBJWC-24
Collected 2006-05-22 in Travis County by Lady Bird Johnson Wildflower CenterLBJWC-560
Collected 2007-08-28 in Travis County by Lady Bird Johnson Wildflower Center
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Record Modified: 2011-04-12
Research By: TWC Staff