Related Clues:

• Southwest plant
• It can be sticky in Arizona
• Agave family member
• Colorado's -- House National Monument
• Desert flora sight, perhaps
• Mescal, e.g.
• Garden plant
• Succulent
• New Mexico emblem
• The Joshua tree, for one
• Spiny succulent plant
• Agave plant
• Joshua tree, e.g.
• Shrub
• Desert succulent