Asteraceae
Yellowdicks
Helenium amarum
- Family
- Asteraceae
- Genus
- Helenium
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Common names
By language (3)
- Chinese
- 苦味堆心菊
- English
- Yellowdicks, Sneezeweed
- Persian
- گل راسن تلخ
Synonyms
- Gaillardia amara Raf.
- Heleniastrum tenuifolium (Nutt.) Kuntze
- Helenium tenuifolium Nutt.
- Helenium tenuifolium var. tenuifolium
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Annual
- In the US and Canada
- Lower 48 states: native
Photos

Photo: scott.zona from Miami, Florida, USA, CC BY 2.0, from Wikimedia Commons Photo: foamprod, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: James H. Miller & Ted Bodner, Southern Weed Science Society, Bugwood.org, CC BY 3.0, from Wikimedia Commons Photo: Aubrey Cassady, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Salicyna, CC BY-SA 4.0, from Wikimedia Commons Photo: Brenda Robinson, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons Photo: BC2av3n, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Cephas, CC BY-SA 4.0, from Wikimedia Commons Photo: Mark Watson, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Cephas, CC BY-SA 4.0, from Wikimedia Commons Photo: Tonni Barrett, CC BY-SA 4.0, from Pl@ntNet via GBIF
More in Helenium
- Common sneezeweedHelenium autumnaleAsteraceae
- Helenium aromaticumAsteraceae
- Helenium mexicanumAsteraceae
- Bigelow's sneezeweedHelenium bigeloviiAsteraceae
- Coastal sneezeweedHelenium bolanderiAsteraceae
- Pretty sneezeweedHelenium elegansAsteraceae
- Purplehead sneezeweedHelenium flexuosumAsteraceae
- Small-head sneezeweedHelenium microcephalumAsteraceae
- Southeastern sneezeweedHelenium pinnatifidumAsteraceae
- RosillaHelenium puberulumAsteraceae
- Longdisk sneezeweedHelenium quadridentatumAsteraceae
- Thurber's sneezeweedHelenium thurberiAsteraceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.