silphium /silˈfi-əm/

1. A plant (perh the umbelliferous Ferula tingitana) imported from Cyrenaica by the Greeks for use as a food and in medicine (historical)
2. (cap) a genus of American composites, compass plants

• salmonellas
• salmonellosis
• salmonet
• salmonets
• salmon-fisher
• salmon fisheries
• salmon-fishers
• salmon fishery
• salmon-fishing
• salmon flies
• salmon fly
• salmon fries
• salmon fry
• salmonid
• Salmonidae
• salmonids
• salmon ladder
• salmon ladders
• salmon leap
• salmon leaps
• salmon leister
• salmon leisters
• salmonoid
• salmonoids
• salmon pink