Morphological characteristics of Qinling fir


Trees, up to 50 meters; annual branches light yellowish gray, light yellow or light brown yellow, hairless or grooved with sparse fine hair, two or three years of branches yellowish gray or gray; winter buds conical, resin. The leaves are arranged in two rows or nearly two columns on the branches, strips, 1.5-4.8 cm long, dark green on the top, and 2 white stomata bands on the underside; the apex of the fruit branches are pointed or blunt, and the resinous path is near or near In the middle, the leaves of the vegetative shoots and the young trees are longer, the apex is dilated or dimpled, and the resin tube is produced; the subcutaneous cells are layered from the top to the lower side of the cross section, continuous or discontinuous, and the lower middle layer is one to two The inner layers of the second layer are not continuously arranged. Cone cylindrical or ovate cylindrical, 7-11 cm long, 3-4 cm in diameter, nearly sessile, green before maturity, subcutaneous cells on the upper and lower edges of the cut surface, continuous or discontinuously arranged, below The middle layer is one to two, and the inner layer of the second layer is not continuously arranged. Cone cylindrical or ovate cylindrical, 7-11 cm long, 3-4 cm in diameter, nearly sessile, green before ripening, brown when cooked; middle squama, kidney-shaped, ca. 1.5 cm long, 2.5 cm wide, The scales are covered with some dense short hairs; the scales are about three-quarters of the scales, not exposed, the upper part is nearly round, the edges are thin and missing teeth, the center has a short sharp tip, the middle and lower parts are nearly equal width, and the base is gradually narrowed. The seeds are longer than the species, with an inverted triangular ellipse, 8 mm long, broadly winged, inverted triangle, upper 1 cm wide, and seeds approximately 1.3 cm long.

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