Hedgehog Cactus (Echinocereus) -

• Brownspine Hedgehog Cactus (Russanthus)
  
• Sciurus (Sciurus)
  
• Lloyd's Hedgehog Cactus (Roetteri)
  
• Rainbow Hedgehog Cactus (Rigidissimus)
  
• Devilthorn (Pseudopectinatus)
  
• Lace Hedgehog Cactus (Reichenbachii)
  Bailey's Hedgehog Cactus, Fitch's Hedgehog Cactus, Lace Hedgehog Cactus
• Strawberry Hedgehog Cactus (Stramineus)
  
• Kingcup Cactus (Triglochidiatus)
  Kingcup Cactus
• Boyce Thompson Hedgehog Cactus (Boyce-thompsonii)
  
• Chisos Mountain Hedgehog Cactus (Chisoensis)
  
• Pinkflower Hedgehog Cactus (Bonkerae)
  
• Berlandier's Hedgehog Cactus (Berlandieri)
  
• Apache Hedgehog Cactus (Apachensis)
  
• Dahlia Hedgehog Cactus (Poselgeri)
  
• Mojave Mound Cactus (Polyacanthus)
  
• Engelmann's Hedgehog Cactus (Engelmannii)
  Howe's Hedgehog Cactus, Engelmann's Hedgehog Cactus, Engelmann's Hedgehog Cactus
• Pitaya (Enneacanthus)
  Pitaya, Pitaya
• Pinkflower Hedgehog Cactus (Fendleri)
  Pinkflower Hedgehog Cactus, Pinkflower Hedgehog Cactus
• Spiny Hedgehog Cactus (Dasyacanthus)
  
• Scarlet Hedgehog Cactus (Coccineus)
  Gurney's Hedgehog Cactus, Scarlet Hedgehog Cactus, Arizona Hedgehog Cactus
• Pinkflower Hedgehog Cactus (Fasciculatus)
  
• Rainbow Cactus (Pectinatus)
  Rainbow Cactus, Weniger's Hedgehog Cactus
• Allicoche Hedgehog Cactus (Papillosus)
  Allicoche Hedgehog Cactus, Allicoche Hedgehog Cactus
• Ladyfinger Cactus (Pentalophus)
  
• Nichol's Hedgehog Cactus (Nicholii)
  
• Mojave Kingcup Cactus (Mojavensis)
  
• Leding's Hedgehog Cactus (Ledingii)
  
• Nylon Hedgehog Cactus (Viridiflorus)
  Correll's Hedgehog Cactus, Nylon Hedgehog Cactus, Davis' Hedgehog Cactus