1. Common North American weed with linear leaves and small discoid heads of yellowish flowers; widely naturalized throughout temperate regions; sometimes placed in genus Erigeron
   - horseweed, Canadian fleabane, fleabane, Conyza canadensis

Type of: weed

Part of: Conyza, genus Conyza

• agenesia
• agenesis
• Agenise
• Agenize
• agent
• agent bank
• Agent Orange
• agent provocateur
• agent-in-place
• agential
• agentive role
• agerasia
• Ageratina
• Ageratina altissima
• ageratum
• Ageratum houstonianum
• Aggeus
• aggie
• agglomerate
• agglomerated
• agglomeration
• agglomerative
• agglomerator
• agglutinate
• agglutinating activity