The wood seasons without warping much, but large logs have often several radial heart cracks, and fresh sawn pieces check superficially, but not deeply. It is threatened by habitat loss. Useful Tropical Plants Database 2014 by [3][4], Xanthostemon verdugonianus is known to be the hardest Philippine hardwood species. It is used for posts, piles, tool handles and other wooden tool parts, bowling balls, dumb-bells, paper weights and other desk novelties, pulleys, rollers, sheaves, bearings, saw-guide blocks, etc 721. We have a number of native Xanthostemons here but they're all trees and flowers yellow or greenish yellow. ); Flora de Filipinas, Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. The bark is slate white in color and has a peeling appearance. Leaves are simple, relatively thick, alternate, and obovate. Nationwide it now is considered rare and endangered according to the ASEAN Regional Centre for Biodiversity Conservation. Xanthostemon verdugonianus or commonly known as Mangkono is a tree growing up to 50 m in height and 115 cm in bole diameter. If you have any useful information about this plant, please leave a comment. Interesting bit of associated trivia, the nursery I … The fruits are dehiscent and septicidal, with two or three sections that open when ripe to disperse small semicircular seeds. The bole is very irregular, fluted, and bent. Ajna Fern Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. They are simple and are arranged alternately. It can be found in Southeast Asia particularly in the Philippines and is currently threatened by habitat loss. No plant part is edible or of medicinal importance. According to different official sources between 46 and 51 species are known to science. They are dark green in color on the upper side and pale whitish green on the underside. They are bright red in color and spring from the apex of the peduncles. Mangkono is an excellent material for the bearing or stern bushing of a steamship's propeller shaft. Mangkono (also spelled mangkuno or mancono) is also known as palo de hierro ("iron wood") in Spanish. with help from Diamond-point saws have been used exclusively but a great volume of water is needed to counter overheating. Very difficult to work. To cut the tree, it requires at least four days using a diamond-point saws because of … [2], Mangkono has a maximum recorded diameter of around 3.8 ft (1.2 m), and a maximum recorded height of 33 ft (10 m). web interface by Its … World Conservation Monitoring Centre 1998. It is valued for its extremely durable and heavy timber. Last update on 2019-06-13: Now containing 11906 plants. They have a smooth, leathery texture. It is also known as Magkuno (Magcuno) or Makano (Macano) in Surigaonon; and Magkuno or Tamaulauan in Visayan. The trunk is usually highly irregular with frequent branching. Mangkono (also spelled mangkuno or mancono) is also known as palo de hierro ("iron wood") in Spanish. Scientifically named Xanthostemon verdugonianus (Naves. Xanthostemon is a genus of trees and shrubs, constituting part of the myrtle plant family Myrtaceae. [6], The tree is rare and is classified as Vulnerable by the IUCN due to overharvesting and habitat loss.[6]. Comments have to be approved before they are shown here. Cutting a 70-cm thick tree with axes normally requires three hours, but cutting a Mangkono tree with the same diameter usually takes two to four days. Richard Morris. [1] It is endemic to the islands of the Visayas, Palawan, and northeastern Mindanao. Around 12 fruits develop from the flowers. "Mangkono (Xanthostemon verdugonianus Naves. Consider: Cutting a mangkono tree … )", https://en.wikipedia.org/w/index.php?title=Xanthostemon_verdugonianus&oldid=978844624, Creative Commons Attribution-ShareAlike License, This page was last edited on 17 September 2020, at 07:57. XANTHOSTEMON VERDUGONIANUS RED TREE PENDA Please note that advanced stock of 100 litre and above is not included in Online Shop; To access advanced stock list, please click DOWNLOAD LISTS to check availability of advanced stock and please contact … Xanthostemon verdugonianus, commonly known as mangkono or Philippine ironwood, is a species of plant in the family Myrtaceae. 2006 IUCN Red List of Threatened Species. If you would like to support this site, please consider, Francisco Manuel Blanco (O.S.A. However most trees rarely exceed 1.6 ft (0.49 m) in diameter and 8 ft (2.4 m) in height. Xanthostemon verus or commonly known as Iron Wood is a large, evergreen tree that can be found in Southeast Asia specifically in Indonesia. Its other uses are as rollers, shears, saw guide blocks, tool handles, novelties, poles and piles for wharves and bridges, and posts for houses. Magkono or Xanthostemon verdugonianus is a Philippine endemic tree found in the “Magkono Triangle” that includes Palawan, Samar, Dinagat Island and now seen in Surigao del Sur and Agusan del Sur. The sapwood is usually pale reddish in color while the heartwood is deep red to brown. The database and code is licensed under a [5][6], Because of its inherent hardness and high density, Mangkono has long been recognized as a substitute for the world-famous Lignum vitae (Guaicum officinale L.). CS1 maint: multiple names: authors list (, "Xanthostemon verdugonianus Náves ex Fern.-Vill". Mangokono grows naturally only in the central Philippines on Surigao's Dinagat Island, Homonhon Island in Samar, Babatngon, Leyte, and in Palawan. [3][4], The inflorescence are borne at the ends of branches. The wood is very hard, very heavy, highly durable, and resistant to marine borers. It is also known as Magkuno (Magcuno) or Makano (Macano) in Surigaonon; and Magkuno or Tamaulauan in Visayan. This genus was first described in 1857 by German–Australian botanist Ferdinand von Mueller. [3][4], The leaves are around 8 to 12 cm (3.1 to 4.7 in) in length, and 5 cm (2.0 in) in width. Each infloresence has multiple peduncles, each with 3 to 6 flowers, for a total of 13 to 20 per inflorescence. Ken Fern, This one is from the northern Philippines and is supposed to grow as a shrub 2 to 3 metres tall with red flowers. ), mangkono is regarded as "bakal na kahoy ng Pilipinas". Hardest Philippine hardwood species Tropical plants Database 2014 by Ken Fern, web interface by Fern! Ft ( 0.49 m ) in Spanish a mangkono tree … Xanthostemon is a tree growing up to 50 in... Philippine hardwood species each with 3 to 6 flowers, for a total of 13 to per... Have a number of native Xanthostemons here but they 're all trees and shrubs, constituting part of the plant! Exceed 1.6 ft ( 0.49 m ) in Spanish also spelled mangkuno or mancono ) is also as! 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