Nut

Hazelnuts from the Common Hazel

Chestnut

An indehiscent 1-celled and 1-seeded hard and bony fruit, even if resulting from a compound ovary.^CH Common usage however expands what are considered nuts beyond true nuts.

True nuts

Order Fagales

• Family Juglandaceae
  • Walnut
  • Butternut (Juglans)
  • Hickory, Pecan (Carya)
  • Wingnut (Pterocarya)
• Family Fagaceae
  • Chestnut (Castanea)
  • Beech (Fagus)
  • Oak (Quercus)
  • Stone-oak, Tanoak (Lithocarpus)
• Family Betulaceae
  • Alder (Alnus)
  • Birch (Betula)
  • Hazel, Filbert (Corylus)
  • Hornbeam

Common use nuts

These are often called or considered nuts, though they don't meet the strict botanical definition.

Korean Pine pine nuts — unshelled, and shell, above; shelled, below

Some fruits and seeds that are nuts in the culinary sense but not in the botanical sense:

• Almond is the edible seed of a drupe — the leathery "flesh" is removed at harvest.
• Brazil nut is the seed from a capsule.
• Candlenut (used for oil) is a seed.
• Cashew nut is a seed.
• Coconut is a dry, fibrous drupe.
• Horse-chestnut is an inedible capsule.
• Macadamia nut is a creamy white kernel (Macadamia integrifolia).
• Peanut is a legume and a seed.
• Pine nut is the seed of several species of pine (coniferous trees).
• Pistachio nut is the seed of a thin-shelled drupe.

See also

• List of edible seeds

This article contains a definition from the Glossary of Gardening Terms.