Pistachio, also known as Bisida, green pistachio, etc. Pistachio is a kind of dried fruit, commonly known as pistachio, also known as "nameless fruit". It is similar to ginkgo, but it has cracks and is different from ginkgo. Pistachios are rich in vitamins, minerals and antioxidants. They have the remarkable characteristics of low fat, low calories and high fiber, making them a wise and healthy choice. It is mainly produced in Syria, Iraq, Iran, the southwest of the former Soviet Union and southern Europe. It is also cultivated in Xinjiang, China. Pistachio is suitable for normal growth in this area and has good economic benefits. It can also be used as an excellent soil and water conservation tree species.

The flowers are dioecious, the panicles are 4-10cm long, the inflorescence axis and branches are pubescent, striped, male

Pistachio fruit tree

Inflorescence Broad, dense, male flowers have 3-5 perianths, oblong, varying sizes, stamens 5-6, female flowers have 3-5 perianths, oblong, membranous, with curled eyelashes on the edge, ovary sessile, oblong Shape, about 1mm long, style about 0.5mm long.

The drupe is oval or oblong, with a stem about 3cm long. The fruit is larger, about 2cm long and 1cm wide, with an acute apex and a thin tip. Yellow-green to pink when ripe. The flowering period is from March to May, and the fruiting period is from July to August. [1]?

Pistachio is a small deciduous tree, 5-7m high. Branchlets are stout, cylindrical, with stripes and lenticels, puberulent or nearly hairless, and young branches are often hairy. Odd-pinnate compound leaves alternate, usually with 3 leaflets, rarely 5 leaflets, petioles with flat tops, wingless or narrowly winged, leaflets sessile or almost sessile, leaves ovate or broadly elliptical, 4-10cm long, 2.5cm wide -6.5cm, the terminal leaflet is larger, the apex is blunt or acute, with a small tip, the base is broadly wedge-shaped, round or truncate, the base of the lateral leaflets is often asymmetrical, the margin is entire, the upper surface of the leaf is hairless, and the lower surface of the leaf is sparse. It is puberulent and leathery. [2]?

The fruit is oval or broadly oval, slightly flat, 1.3-2.2cm long, about 1cm wide, brown to purple-red, with a pointed apex, a truncate base, and a remnant of the fruit stalk. Marks, the surface has longitudinal slightly twisted rib stripes and intermittent point-like protrusions, and the peel is easy to crack; the core is 1.2-2cm long, oval or elliptical, with a pointed apex, smooth, off-white, and a hard shell, about lmm. The epidermis of the seed is grey-brown or purplish-red, and the hilum at the base is in the shape of a rectangular scar. The scar is about 3mm long and the inside is green to light green. The smell is slight and the taste is slightly sweet and fragrant.

As shown in the picture

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