1. Tall perennial with hairy stems and leaves; widely cultivated for its large irregular edible tubers
   - Jerusalem artichoke, girasol, Helianthus tuberosus

Type of: helianthus, sunflower

• megalohepatia
• megalomania
• megalomaniac
• megalomaniacal
• megalomanic
• Megalonychidae
• megalopolis
• Megaloptera
• megalosaur
• Megalosauridae
• megalosaurus
• megaparsec
• megaphone
• megapode
• Megapodiidae
• Megapodius
• Megaptera
• Megaptera novaeangliae
• megascopic
• megasporangium
• megaspore
• megasporophyll
• megastar
• megastore
• megathere