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Pinus nigra, the Austrian pine [2] or black pine, is a moderately variable species of pine, occurring across Southern Europe from the Iberian Peninsula [3] to the eastern Mediterranean, on the Anatolian peninsula of Turkey, Corsica and Cyprus, as well as Crimea and in the high mountains of Northwest Africa. The world's oldest black pine ...
Young spring growth ("candles") on a loblolly pine: Monterey pine bark: Monterey pine cone on forest floor: Whitebark pine in the Sierra Nevada: Hartweg's pine forest in Mexico: The bark of a pine in Tecpan, Guatemala: A pine, probably P. pseudostrobus, in Guatemala
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Alpine flora: Alpine azalea · Alpine rock-jasmine · Austrian pine · Dwarf pillow sedge · Dwarf willow · Edelweiss · Glacier crowfoot · Great yellow gentian · Hairy alpenrose · Mountain pine · Swiss pine · Wulfenia
The most important tree for use in resin extraction is the black pine (Pinus nigra), which has the greatest resin content of all of the European coniferous trees, and it was even used as early as by the Romans for this very purpose. [2] These trees are generally best tapped for their resin between the ages of 90 and 120 years old.
Pinus nigra × P. resinosa – Austrian pine × red pine; Pinus densiflora × P. nigra [2] – Japanese Red pine × Austrian pine; Pinus × densithunbergii, Pinus densiflora × P. thunbergii [3] – Japanese Red pine × Japanese black pine; Pinus × neilreichiana, Pinus nigra × P. sylvestris [4] – Neilreich pine (Austrian pine × Scots pine)
Wollemia nobilis is an evergreen tree reaching 25–40 m (82–131 ft) tall. The bark is very distinctive, dark brown, and knobbly, quoted as resembling the breakfast cereal Coco Pops. [7]
Scots pine, red pine, Mugo pine, Ponderosa pine, and Austrian pine are especially susceptible. Some spruce, fir, and cedar species are also vulnerable to infection. [ 3 ] The disease can infect trees of all ages, though trees that are physiologically stressed through water or nutrient deficiencies or wounded via extreme weather or insect damage ...