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Quercus ellipsoidalis is a medium-sized deciduous tree growing to 20 meters (66 feet) tall with an open, rounded crown. The leaves are glossy green, 7–13 centimeters (4 –5 inches) long and 5–10 cm (2–4 in) broad, lobed, with five or seven lobes, and deep sinuses between the lobes. Each lobe has 3–7 bristle-tipped teeth.
Quercus palustris, also called pin oak, [4] swamp oak, or Spanish oak, [5] is a tree in the red oak section (Quercus sect. Lobatae) of the genus Quercus. Pin oak is one of the most commonly used landscaping oaks in its native range due to its ease of transplant, relatively fast growth, and pollution tolerance.
The Janka hardness test (English: / ˈdʒæŋkə /; [1] German: [ˈjaŋka]), created by Austrian-born American researcher Gabriel Janka (1864–1932), measures the resistance of a sample of wood to denting and wear. [citation needed] It measures the force required to embed an 11.28-millimeter-diameter (7⁄16 in) steel ball halfway into a ...
Sternberg also likes pin oak (Quercus palustris) and nuttall oak (Quercus nuttallii/aka Quercus texana) for seasonally wet areas. Pin oak grows 70-80 feet tall, 25-40 feet wide, and is hardy in ...
Description. Quercus bicolor grows rapidly and can reach 18 to 24 meters (60 to 80 feet) tall with the tallest known reaching 29 m (95 ft) and lives up to 285 years. [6] The bark resembles that of the white oak. The leaves are broad ovoid, 12–18 centimetres (4⁄ –7 inches) long and 7–11 cm (2⁄ – 4⁄ in) broad, always more or less ...
Australes. Engelm. Pinus elliottii, commonly known as slash pine, [2][3] is a conifer tree native to the Southeastern United States. Slash pine is named after the "slashes" – swampy ground overgrown with trees and bushes – that constitute its habitat. Other common names include swamp pine, yellow slash pine, and southern Florida pine. [3]
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Silvics of North America (1991), [2][3] a forest inventory compiled and published by the United States Forest Service, includes many hardwood trees. [a] It superseded Silvics of Forest Trees of the United States (1965), which was the first extensive American tree inventory. [6] A variety of statistics on all of these trees are maintained by the ...