Related Clues:

• New Mexico's flower
• Desert plant related to the asparagus
• Plant in many Road Runner cartoons
• Prickly sort of college plays a part covering start of the uncertainty
• Clubs do something with American plant
• North American plant with sword-shaped leaves
• Congress initially take steps to get American plant
• Arizona bloomer
• Plant that's disgusting mostly with crab, oddly
• Joshua tree genus
• Symbol of New Mexico
• Plant known as Adam’s needle
• Rat briefly cuts supply in plant
• Southwestern plant with swordlike leaves
• Precision returns after scrapping vehicle plant