1. Tropical annual procumbent poisonous subshrub having fruit that splits into five spiny nutlets; serious pasture weed
   - caltrop, devil's weed

Type of: subshrub, suffrutex

Part of: genus Tribulus, Tribulus

• genus Zapus
• genus Zea
• genus Zenaidura
• genus Zerumbet
• genus Zeus
• genus Zigadenus
• genus Zingiber
• epidermoid
• epidiascope
• epididymis
• epididymitis
• epidote
• epidural
• epidural anaesthesia
• epidural anesthesia
• epidural injection
• Epigaea
• Epigaea repens
• epigastric
• epigastric artery
• epigastric fossa
• epigastric vein
• epigastrium
• epigene
• epigenesis