Asteraceae
Lambstongue ragwort
Senecio integerrimus
- Family
- Asteraceae
- Genus
- Senecio
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Common names
By language (1)
- English
- Lambstongue ragwort, Common spring senecio, Early spring senecio, Lambstongue groundsel, Tall golden ragwort
Synonyms
- Senecio integerrimus var. integerrimus
Flowers
- Flower colour
- yellow (USDA PLANTS Database)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Biennial, Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Toxicity: Moderate, as listed by the USDA PLANTS Database (2025-05-29). USDA rates how toxic a plant is to people or livestock; it is not a pet-safety rating, so ask a vet or poison line if a pet or child ate it.
Photos
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons 
Photo: John Powers, CC BY 4.0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons Photo: Tom Christiansen, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: dghjertaas, CC0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons Photo: stephen.kinyon, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Parker Hopkins, CC0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons Photo: cassie wood, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Jim Morefield, CC BY 4.0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons
More in Senecio
- String of pearlsSenecio rowleyanusAsteraceae
- GroundselSenecio vulgarisAsteraceae
- Woodland ragwortSenecio sylvaticusAsteraceae
- Narrow-leaved ragwortSenecio inaequidensAsteraceae
- Sticky ragwortSenecio viscosusAsteraceae
- Creeping groundselSenecio angulatusAsteraceae
- Wood ragwortSenecio ovatusAsteraceae
- Saracen's comfreySenecio sarracenicusAsteraceae
- Coastal ragwortSenecio leucanthemifoliusAsteraceae
- Senecio nemorensisAsteraceae
- Oxford ragwortSenecio squalidusAsteraceae
- French groundselSenecio gallicusAsteraceae
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.