Speargrass (Piptochaetium) -

• Napostaense (Napostaense)
  
• Pringle's Speargrass (Pringlei)
  
• Bristly Speargrass (Setosum)
  
• Purple Speargrass (Stipoides)
  
• Montevidense (Montevidense)
  
• Lejopodum (Lejopodum)
  
• Florida Speargrass (Avenacioides)
  
• Bicolor (Bicolor)
  
• Pinyon Ricegrass (Fimbriatum)
  
• Lasianthum (Lasianthum)
  
• Blackseed Speargrass (Avenaceum)