Possible Clues:

• Left loaf after pea soup and fruit
• New hunt covers alphabet with the Spanish cob
• Cob surprising hunt with zeal
• Head girl originally defines a filbert
• Alternative name for the filbert
• Eccentric lady first had the fruit
• Filbert, cob
• Filbert, it has a smooth shiny hard shell
• Blur opening Latitude with something similar to 12 across among the fruit trees
• Cobnut or filbert