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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 ...
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.
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The Juglandaceae are a plant family known as the walnut family. They are trees , or sometimes shrubs, in the order Fagales . Members of this family are native to the Americas , Eurasia , and Southeast Asia .
It is a deciduous tree growing to 20 m (66 ft) tall, rarely 30 m (98 ft), and 40–80 centimetres (16–31 in) stem diameter, with light grey bark. The leaves are pinnate, 50–90 cm (20–35 in) long, with 11–17 leaflets, each leaflet 7–16 cm (3– 6 + 1 ⁄ 2 in) long and 3–5 cm (1–2 in) broad. The whole leaf is downy-pubescent, and a ...
The flowers of both sexes typically do not mature at the same time on an individual tree. [ 5 ] The fruit is a lemon-shaped nut , produced in bunches of two to six together; the nut is oblong-ovoid, 3–6 cm ( 1 + 1 ⁄ 4 – 2 + 1 ⁄ 4 in) long [ 5 ] and 2–4 cm ( 3 ⁄ 4 – 1 + 1 ⁄ 2 in) broad, surrounded by a green husk before maturity ...
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.
A Juglans regia walnut, grown in California. This is the new version, taking into consideration the comments of the voters. (Edit 1) Is this fine? (Edit 2) Edit 3, edit of verstion 2 by Fir0002 Reason A hi-res image, shows the details of a walnut clearly, and seems to meet the criteria. Alternate option: Image:English Walnut (version2).jpg.