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Maritime pine bark extract is an extract from the bark of Pinus pinaster which is used as a dietary supplement. It is composed mostly of proanthocyanidins . [ 1 ] Pycnogenol is a trademarked name for a standardized preparation that contains 70% procyanidins .
Pinus nigra is a large coniferous evergreen tree, growing to 20–55 metres (66–180 feet) high at maturity and spreading to 6 to 12 m (20 to 39 ft) wide.The bark is gray to yellow-brown, and is widely split by flaking fissures into scaly plates, becoming increasingly fissured with age.
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 pinaster is a medium-size tree, reaching 20–35 metres (66–115 feet) tall with a trunk diameter of up to 1.2 m (4 ft), exceptionally 1.8 m (6 ft). Pinus pinaster Cones. The bark is orange-red, thick, and deeply fissured at the base of the trunk, somewhat thinner in the upper crown.
Pinus nigra Aiton 1789 not J.F. Arnold 1785 Picea mariana , the black spruce , is a North American species of spruce tree in the pine family . It is widespread across Canada, found in all 10 provinces and all 3 territories .
Close up of longleaf pine bark. The bark is thick, reddish-brown, and scaly. [6] [7] The leaves are dark green and needle-like, and occur in bundles of mainly three, sometimes two or four, especially in seedlings. They often are twisted and 20–45 centimetres (7 + 3 ⁄ 4 – 17 + 3 ⁄ 4 inches) in length.
Pine oil is an essential oil obtained from a variety of species of pine, particularly Pinus sylvestris. Typically, parts of the trees that are not used for lumber — stumps, etc. — are ground and subjected to steam distillation. [2] As of 1995, synthetic pine oil was the "biggest single turpentine derivative."
The Pinaceae (/ p ɪ ˈ n eɪ s iː ˌ iː,-s i ˌ aɪ /), or pine family, are conifer trees or shrubs, including many of the well-known conifers of commercial importance such as cedars, firs, hemlocks, piñons, larches, pines and spruces.
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