Giant horsetail

• Calamitaceae
• Central America
• Equisetites
• Equisetopsida
• Equisetum giganteum
• Equisetum myriochaetum
• Equisetum telmateia
• Eurasia
• Latin America
• Mesozoic
• Mexico
• North Africa
• North America
• Paleozoic
• South America
• horsetail
• prehistoric
• species