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[4] [5] The leaves are around 8 to 12 cm (3.1 to 4.7 in) in length, and 5 cm (2.0 in) in width. They are dark green in color on the upper side and pale whitish green on the underside. They have a smooth, leathery texture. They are simple and are arranged alternately. [4] [5] The inflorescence is borne at the ends of branches.
Ironwood is a common name for many woods that have a reputation for hardness, or specifically a wood density that is denser than water (approximately 1000 kg/m 3, or 62 pounds per cubic foot), although usage of the name ironwood in English may or may not indicate a tree that yields such heavy wood.
This is a list of woods, most commonly used in the timber and lumber trade ... Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; ...
Lignum vitae is hard and durable, and is also the densest wood traded (average dried density: ~79 lb/ft 3 or ~1,260 kg/m 3); [4] it will easily sink in water. On the Janka scale of hardness, which measures hardness of woods, lignum vitae ranks highest of the trade woods, with a Janka hardness of 4,390 lbf (compared with Olneya at 3,260 lbf, [5] African blackwood at 2,940 lbf, hickory at 1,820 ...
The invention of the use of Guaiacum for syphilis. The genus is famous as the supplier of lignum vitae, which is the wood of several species in the genus. [citation needed] It is the fourth-hardest variety of wood as measured by the Janka hardness test, requiring a force of 4,500 lb f (20,000 N) to embed a steel ball 0.444 in (1.13 cm) in diameter half that distance into the wood.
When testing wood in lumber form, the Janka test is always carried out on wood from the tree trunk (known as the heartwood), and the standard sample (according to ASTM D143) is at 12% moisture content and clear of knots. [3] The hardness of wood varies with the direction of the wood grain. Testing on the surface of a plank, perpendicular to the ...
89.0 292.0 Papua New Guinea Note: all the references to this species are historical accounts – there is no currently known living klinki of this height. [47] [48] [49] White Knight Manna gum (Eucalyptus viminalis) 88.9 292 Australia Fingal, Tasmania This tree has died, the likely cause being more frequent heatwaves and reduced rainfall. [50 ...
On November 17, 2017, Skyrim VR was released for PlayStation 4. [67] On June 10, 2018, Skyrim: Very Special Edition, a voice-activated text adventure game poking fun at the game's many releases, was released for Amazon Alexa devices. [68]