Asteraceae
Lyall's goldenweed
Tonestus lyallii
- Family
- Asteraceae
- Genus
- Tonestus
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Common names
By language (1)
- English
- Lyall's goldenweed
Synonyms
- Haplopappus lyallii A.Gray
- Haplopappus lyallii var. lyallii
- Hoorebekia lyallii Piper
- Pyrrocoma lyallii Rydb.
- Stenotus lyallii Howell
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos

Photo: John Brew, CC BY 4.0, from Wikimedia Commons 
Photo: Chloe and Trevor Van Loon, CC BY 4.0, from Wikimedia Commons 
Photo: Matt Berger, CC BY 4.0, from Wikimedia Commons
More in Tonestus
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.