Caryophyllaceae
Merckia
Wilhelmsia physodes
- Family
- Caryophyllaceae
- Genus
- Wilhelmsia
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Common names
By language (2)
- English
- Merckia
- Portuguese
- Wilhelmsia
Synonyms
- Merckia physodes (Fisch. ex Ser.) Cham. & Schltdl.
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Alaska: native, Canada: native
Photos

Photo: Игорь Загребин, CC0, from Wikimedia Commons 
Photo: Сергей Голубев, CC BY 4.0, from Wikimedia Commons 
Photo: Сергей Голубев, CC BY 4.0, from Wikimedia Commons
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.