Asteraceae
Swamp sunflower
Helianthus angustifolius
- Family
- Asteraceae
- Genus
- Helianthus
Pet and kid safety: not checked yet. Check pet-safe plants
Is yours looking unwell? Scan your plant — free
Common names
By language (3)
- Arabic
- دوار الشمس ضيق الأوراق
- Chinese
- 狭叶向日葵, 狭叶金光菊
- English
- Swamp sunflower
Synonyms
- Coreopsis angustifolia L.
- Discomela angustifolius (L.) Raf.
- Helianthus angustifolius subsp. angustifolius
- Helianthus angustifolius var. angustifolius
- Helianthus angustifolius var. planifolius Fernald
- Helianthus orgyalis DC.
- Leighia bicolor Cass.
- Rudbeckia angustifolia (L.) L.
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
Photo: Choess, CC BY-SA 3.0, from Wikimedia Commons Photo: katie, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Photo by David J. Stang, CC BY-SA 4.0, from Wikimedia Commons Photo: camdenwhitlock3, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Photo by David J. Stang, CC BY-SA 4.0, from Wikimedia Commons Photo: amy15820, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Photo by David J. Stang, CC BY-SA 4.0, from Wikimedia Commons Photo: Annie Elle, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Photo by David J. Stang, CC BY-SA 4.0, from Wikimedia Commons Photo: m McFadden, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Sixflashphoto, CC BY-SA 4.0, from Wikimedia Commons Photo: Shona Erlenborn, CC BY-SA 4.0, from Pl@ntNet via GBIF
More in Helianthus
- Common sunflowerHelianthus annuusAsteraceae
- Jerusalem artichokeHelianthus tuberosusAsteraceae
- Stiff sunflowerHelianthus pauciflorusAsteraceae
- Cheerful sunflowerHelianthus × laetiflorusAsteraceae
- Prairie sunflowerHelianthus petiolarisAsteraceae
- Cucumberleaf sunflowerHelianthus debilisAsteraceae
- Paradox sunflowerHelianthus paradoxusAsteraceae
- Nuttall's sunflowerHelianthus nuttalliiAsteraceae
- Willowleaf sunflowerHelianthus salicifoliusAsteraceae
- Paleleaf woodland sunflowerHelianthus strumosusAsteraceae
- Silverleaf sunflowerHelianthus argophyllusAsteraceae
- Serpentine sunflowerHelianthus bolanderiAsteraceae
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.