Helenium amarum
American Sneezeweed, Bitter Sneezeweed
Other regional names: Bitterweed +2 more
- Bitterweed
- Five Leaf Sneezeweed
- Yellowdicks
Also known as: Gaillardia amara Raf. +2 more
- Gaillardia amara Raf.
- Heleniastrum tenuifolium (Nutt.) Kuntze
- Helenium tenuifolium Nutt.
Botanical Data
- Taxonomic Rank: Species
- Botanical Family: Asteraceae
- WCVP Morphological Data: Recorded natively as a annual.
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Naturally occurring in North America and South America, Helenium amarum (commonly known as American Sneezeweed or Bitter Sneezeweed) is an annual belonging to the Asteraceae family. Within its native range, this species is most commonly linked to temperate conditions. There are naturally occurring varieties of this species, which are linked below.
Macro Climate
Temperate
Plant Type
Annual
Native Range
Continents (WGSRPD)
NORTHERN AMERICA, SOUTHERN AMERICA
Regions (WGSRPD)
Caribbean, Mexico, North-Central U.S.A., Northeastern U.S.A., South-Central U.S.A., Southeastern U.S.A., Southwestern U.S.A.
Botanical Countries (WGSRPD L3)
Alabama, Arkansas, California, Cayman Is., District of Columbia, Dominican Republic, Florida, Georgia, Indiana, Kansas, Louisiana, Maryland, Mexico Northeast, Michigan, Mississippi, Missouri, North Carolina, Oklahoma, Pennsylvania, South Carolina, Tennessee, Texas, Virginia
Introduced Range
An “Introduced” distribution indicates that the plant is recorded outside its native range in that region as a result of deliberate or accidental human introduction. Introduced records may include casual, naturalized or invasive populations, but do not include plants that are only cultivated or planted without self-sustaining populations.
Botanical Countries (Non-Native)
Jawa, New York, Queensland, Trinidad-Tobago, Wisconsin
Subspecies, Varieties & Forms