Asteraceae
Hoary groundsel
Packera werneriifolia
- Family
- Asteraceae
- Genus
- Packera
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Common names
By language (1)
- English
- Hoary groundsel, Alpine rock butterweed
Synonyms
- Packera werneriifolia var. werneriifolia
- Senecio alpicola Rydb.
- Senecio aureus var. werneriifolius A.Gray
- Senecio molinarius Greenm.
- Senecio muirii Greenm.
- Senecio perennans A.Nelson
- Senecio petraeus Klatt
- Senecio petrophilus Greene
- Senecio pterocaulis Greenm.
- Senecio saxosus Klatt
- Senecio saxosus var. saxosus
- Senecio scaposus A.Nelson
- Senecio werneriifolius (A.Gray) A.Gray
- Senecio werneriifolius var. werneriifolius
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
Photo: Brian Saunders, CC BY 2.0, from Wikimedia Commons 
Photo: Jim Morefield from Nevada, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Jim Morefield from Nevada, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Jim Morefield from Nevada, USA, CC BY-SA 2.0, from Wikimedia Commons
More in Packera
- Golden ragwortPackera aureaAsteraceae
- San Francisco Peaks ragwortPackera franciscanaAsteraceae
- Packera musiniensisAsteraceae
- Woolly ragwortPackera tomentosaAsteraceae
- Small's ragwortPackera anonymaAsteraceae
- Shale barren ragwortPackera antennariifoliaAsteraceae
- San Bernardino ragwortPackera bernardinaAsteraceae
- Bolander's ragwortPackera bolanderiAsteraceae
- Brewer's ragwortPackera breweriAsteraceae
- Woolly groundselPackera canaAsteraceae
- Cleveland's ragwortPackera clevelandiiAsteraceae
- Widehead groundselPackera eurycephalaAsteraceae
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.