Arnica gracilis

Arnica gracilis
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Arnica
Species:	A. gracilis
Binomial name
Arnica gracilis Rydb.
Synonyms
Arnica arcana A.Nelson Arnica betonicifolia var. gracilis (Rydb.) M.E.Jones Arnica columbiana A.Nelson Arnica jonesii Rydb. Arnica lactucina Greene Arnica latifolia var. gracilis (Rydb.) Cronquist Arnica multiflora Greene

Arnica gracilis is a North American species of flowering plant in the family Asteraceae, known by the common name smallhead arnica. It is native to western Canada (Alberta, British Columbia) and the northwestern United States (Washington, Oregon, Idaho, Montana, Wyoming, north-central Colorado (Jackson County), and northern Utah (Cache, Summit, + Daggett Counties).

Arnica gracilis is an herb up to 30 cm (12 inches) tall. Flower heads are yellow, with both ray florets and disc florets.

External links

• Paul Slichter, The Arnicas of Mt. Adams (Washington State), Slender Arnica, Mountain Arnica Arnica gracilis
• Eastern Washington University, Flora of Eastern Washington and Adjacent Idaho