Nut (fruit) usage of the term is less restrictive, and many nuts (in the culinary sense), such as almonds, pecans, pistachios, walnuts, and Brazil nuts, are not nuts in a botanical sense. Common usage of the term often refers to any hard-walled, edible kernel as a nut. A nut in botany is a simple dry fruit in which the ovary wall becomes increasingly hard as it matures, and where the seed remains unattached or free within the ovary wall. Most nuts come from the pistils with "inferior" ovaries (see flower) and all are "indehiscent" (not opening at maturity). True nuts are produced,
Burton (nut) the two Dooley Burton seedlings produce a more noticeable hickory-flavored nut. Hickory-pecan hybrids are often unproductive. Burton (nut) 'Burton' is a cultivar of hican (nut or tree), a cross between hickory and pecan, species of the genus "Carya". The Burton is an edible nut of the hicans; it is considered a shagbark (smaller nuts, higher yielding). Hicans can be both edible or inedible, if the nut is larger but the tree produces far less than a shagbark they are considered shellbarks. A seedling from 'Burton' is commonly called a 'Dooley Burton' it is also an edible hican nut. Burton and