Chestnut oak
Chestnut oak | ||||||||||||
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Quercus montana | ||||||||||||
Willd. |
The chestnut oak ( Quercus montana ) is a large tree belonging to the genus oak in the beech family . The distribution area is in North America.
description
The chestnut oak is a 20 to 30 meter high tree with a rounded, closed crown. The bark is dark gray or dark brown, deeply furrowed with broad, finely torn ridges. Young shoots are hairy. The leaves are 12 to 20 centimeters long and 6 to 10 centimeters wide, obovate to elliptical, pointed or pointed with a wedge-shaped or rounded base. The blade is regularly, roughly notched, lobed with 10 to 14 blunt lobes on each side. The upper side of the leaf is yellowish green and shiny, the underside is lighter and finely tomentose. The petiole is 1.5 to 3.5 inches long.
The light brown fruits are 3 to 3.5 centimeters long, egg-shaped, sessile to short stalked and one third to one half is surrounded by a warty fruit cup . The acorns grow individually or in pairs. The number of chromosomes is 2n = 24.
Distribution and ecology
The distribution area is in the east and in the middle of the USA. The species grows at an altitude of 0 to 1400 meters in species-poor forests on moderately dry to fresh, acidic to neutral soils in sunny to light-shaded locations. It loves warmth and is frost hardy.
Systematics and research history
The chestnut oak ( Quercus montana ) is a species from the genus of oaks ( Quercus ) in the beech family (Fagaceae). It was first described in 1805 by Carl Ludwig Willdenow . A synonym of the species is Quercus prinus L. (nomen ambiguum).
use
The chestnut oak is very rarely used economically because of its wood.
proof
literature
- Andreas Roloff, Andreas Bärtels: Flora of the woods. Purpose, properties and use . 3rd, corrected edition. Eugen Ulmer, Stuttgart (Hohenheim) 2008, ISBN 978-3-8001-5614-6 , pp. 504 .
Individual evidence
- ↑ German name after Roloff et al .: Flora der Gehölze , p. 504
- ↑ a b c Roloff et al .: Flora der Gehölze , p. 504
- ↑ a b c Kevin C. Nixon: Quercus. In: Flora of North America Editorial Committee (Ed.): Flora of North America North of Mexico . Volume 3: Magnoliophyta: Magnoliidae and Hamamelidae . Oxford University Press, New York / Oxford a. a. 1997, ISBN 0-19-511246-6 , pp. 476 (English). , online.
- ↑ Quercus montana. In: Germplasm Resources Information Network (GRIN). United States Department of Agriculture, accessed December 30, 2011 .
- ^ Karl Ludwig Willdenow: Caroli a Linné Species plantarum: exhibentes plantas rite cognitas, ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas. Editio quarta, post Reichardianam quinta. GC Nauk, Berlin 1805, p. 440. Digitized .
- ↑ Quercus prinus. In: Germplasm Resources Information Network (GRIN). United States Department of Agriculture, accessed December 30, 2011 .