1. Stout perennial herb of western United States having flower heads with drooping orange-yellow rays; causes spewing sickness in sheep
   - orange sneezeweed, Helenium hoopesii

Type of: sneezeweed

• amyl nitrate
• amylaceous
• amylase
• amyloid
• amyloid plaque
• amyloid protein plaque
• amyloidal
• amyloidosis
• amylolysis
• amylolytic
• amylose
• amylum
• amyotonia
• amyotrophia
• amyotrophic lateral sclerosis
• amyotrophy
• Amytal
• amyxia
• an
• An Nafud
• An Nefud
• ana
• Anabantidae
• Anabaptism
• Anabaptist