- Priva portoricensis, Puerto Rico velvet bur
- Sclerolaena birchii, Galvanised Burr;Galvanized Burr;Anisacantha birchii FMuell;Bassia birchii FMuell FMuell;Sclerolaena muricata var birchii FMuell Domin ex Ulbr;Bassia filiformis Ising;Sclerolaena filiformis Ising AJScott;Bassia birchii FMuell FMuell var birchii;Bassia cornishiana var birchii TBMuir;Galvanized Bur
- Solanum rostratum, Buffalo Burr;Pincushion Nightshade;Texas Thistle;Mexican Thistle;Colorado Burr;Solanum heterandrum Pursh;Nycterium rostratum Dunal Link;Androcera rostrata Dunal Rydb;Buffalo-bur;Solanum cornutum auct non Lam;Buffalobur nightshade;Colorado Bur;Texas Sandbur;Prickly Night-Shade;Beaked Nightshade;Kansas Thistle;Sand Bur
- Triumfetta bogotensis, Parquet bur
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