Turner's horseweed (Laennecia turnerorum)

Same genus

• Coulter's horseweed (Laennecia coulteri)
• Cochise horseweed (Laennecia eriophylla)
• Trans-Pecos horseweed (Laennecia filaginoides)
• Pineland horseweed (Laennecia schiedeana)
• Leafy horseweed (Laennecia sophiifolia)

The whole genus Horseweed (Laennecia)