Related Clues:

• Type of energy
• Alternative to fossil fuels
• Tulip part
• Apple part
• Alternative energy source
• Part of a flower or wineglass
• -- energy
• Wineglass feature
• Supporting structure
• Old watch part
• Caudex, in botany
• Stop the flow of, as a liquid
• Watch winder
• From the sun
• Pocket watch winder