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

Type of: sneezeweed

• subacute sclerosing panencephalitis
• subaerial
• subalpine
• subalpine fir
• subalpine larch
• subaltern
• subaquatic
• subaqueous
• subarachnoid space
• subarctic
• subartesian
• subatomic
• subatomic particle
• subaudition
• subbase
• subbing
• subclass
• subclass Acnidosporidia
• subclass Actinopoda
• subclass Alismatidae
• subclass Amphineura
• subclass Anapsida
• subclass Archaeornithes
• subclass Archosauria
• subclass Arecidae