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  2. Juglans hindsii - Wikipedia

    en.wikipedia.org/wiki/Juglans_hindsii

    Juglans hindsii, commonly called the Northern California black walnut and Hinds's black walnut, is a species of walnut tree native to the western United States (California and Oregon). [ 1 ] [ 2 ] [ 3 ] It is commonly called claro walnut by the lumber industry and woodworkers, and is the subject of some confusion over its being the root stock ...

  3. Juglans - Wikipedia

    en.wikipedia.org/wiki/Juglans

    Walnut trees are any species of tree in the plant genus Juglans, the type genus of the family Juglandaceae, the seeds of which are referred to as walnuts.All species are deciduous trees, 10–40 metres (33–131 ft) tall, with pinnate leaves 200–900 millimetres (7.9–35.4 in), with 5–25 leaflets; the shoots have chambered pith, a character shared with the wingnuts (Pterocarya), but not ...

  4. Juglans nigra - Wikipedia

    en.wikipedia.org/wiki/Juglans_nigra

    Black walnut is an important tree commercially, as the wood is a deep brown color and easily worked. Walnut seeds are cultivated for their distinctive and desirable taste. Walnut trees are grown for lumber and food, and processors have found additional markets for even the tough outer hulls by finely grinding them for use in products such as ...

  5. Juglans regia - Wikipedia

    en.wikipedia.org/wiki/Juglans_regia

    Juglans regia, the common walnut [1] or Persian walnut [2] amongst other regional names, is a species of walnut.It is native to Eurasia in at least southwest and central Asia and southeast Europe, but its exact natural area is obscure due to its long history of cultivation.

  6. Juglans cinerea - Wikipedia

    en.wikipedia.org/wiki/Juglans_cinerea

    Diseased trees usually die within several years. Completely free-standing trees seem better able to withstand the fungus than those growing in dense stands or forest. In some areas, 90% of the butternut trees have been killed. The disease is reported to be spreading rapidly in Wisconsin. By contrast, black walnut seems to be resistant to the ...

  7. Juglans californica - Wikipedia

    en.wikipedia.org/wiki/Juglans_californica

    Juglans californica, the California black walnut, also called the California walnut, or the Southern California black walnut, [1] is a large shrub or small tree (about 20–49 feet (6.1–14.9 m) [3]) of the walnut family, Juglandaceae, endemic to the Central Valley and the Coast Range valleys from Northern to Southern California.

  8. Juglandaceae - Wikipedia

    en.wikipedia.org/wiki/Juglandaceae

    The trees are wind-pollinated, and the flowers are usually arranged in catkins. The fruits of the Juglandaceae are often confused with drupes but are accessory fruit because the outer covering of the fruit is technically an involucre and thus not morphologically part of the carpel; this means it cannot be a drupe but is instead a drupe-like nut.

  9. Walnut - Wikipedia

    en.wikipedia.org/wiki/Walnut

    A walnut is the edible seed of any tree of the genus Juglans (family Juglandaceae), particularly the Persian or English walnut, Juglans regia. They are accessory fruit because the outer covering of the fruit is technically an involucre and thus not morphologically part of the carpel; this means it cannot be a drupe but is instead a drupe-like nut.