Bay-leaved poplar
Bay-leaved poplar | ||||||||||||
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![]() Bay-leaved poplar ( Populus laurifolia ) |
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Populus laurifolia | ||||||||||||
Ledeb. |
The bay - leaved poplar ( Populus laurifolia ) is a medium-sized deciduous tree from the willow family . Their natural range is in Siberia and Central Asia.
description
The bay-leaved poplar is a deciduous tree up to 15 meters high with a spreading crown. The trunk bark is gray and becomes darker and furrowed towards the trunk base. The twigs are thin, sharp-edged, tomentose or bald and gray-yellow. The buds are conical and very sticky. The leaves have a 1 to 3 centimeter long, hairy stem. The leaf blade is lanceolate to ovate on long shoots, elliptic to ovate on short shoots. It is 6 to 12 inches long and 4 to 7 inches wide, pointed, with a rounded base and a glandular, serrated leaf margin. The upper side of the leaf is dark green and bare, the underside gray-green and veined. The flowers are like all poplars dioecious distributed. The male flowers have 20 to 30 stamens and are arranged in 5 centimeters long catkins with hairy bracts . The female kittens are about 2 to 6 inches long. The capsule fruits are egg-shaped and 2 to 3 millimeters long. The species blooms from April to May, the fruits ripen in June.
The number of chromosomes is 2n = 38.
Distribution and location
The natural range is in Siberia , Mongolia and China in the provinces of Nei Monggol and Xinjiang . There it grows in floodplains and riparian forests at heights of 500 to 1900 meters on fresh to moist, slightly acidic to alkaline, sandy or gravelly soils in sunny locations. The species loves warmth and is frost hardy.
Systematics
The Lorbeerblättrige poplar is a kind from the genus of poplar ( Populus ) in the family of the pasture plants (Salicaceae). It was first described by the German botanist Carl Friedrich von Ledebour in 1833 .
use
Bay-leaved poplar wood is rarely used for heating and to make pulp and rural tools.
proof
literature
- Andreas Roloff , Andreas Bärtels: Flora of the woods. Purpose, properties and use. With a winter key from Bernd Schulz. 3rd, corrected edition. Eugen Ulmer, Stuttgart (Hohenheim) 2008, ISBN 978-3-8001-5614-6 , p. 465.
- Wu Zheng-yi, Peter H. Raven (Ed.): Flora of China . Volume 4: Cycadaceae through Fagaceae . Science Press / Missouri Botanical Garden Press, Beijing / St. Louis 1999, ISBN 0-915279-70-3 , pp. 154 (English).
Individual evidence
- ↑ German name according to Roloff et al .: Flora der Gehölze , p. 465
- ↑ a b c Roloff et al .: Flora of the Woods , p. 465
- ↑ a b c d Liguo Fu, Nan Li, Thomas S. Elias, Robert R. Mill: Populus laurifolia . In: Wu Zheng-yi, Peter H. Raven (Ed.): Flora of China . Volume 4: Cycadaceae through Fagaceae . Science Press / Missouri Botanical Garden Press, Beijing / St. Louis 1999, ISBN 0-915279-70-3 , pp. 154 (English).
- ↑ Populus laurifolia at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
- ↑ a b Populus laurifolia. In: Germplasm Resources Information Network (GRIN). United States Department of Agriculture, accessed January 14, 2012 .
- ↑ Ledebour: Flora Altaica , quoted from Populus laurifolia. In: Germplasm Resources Information Network (GRIN). United States Department of Agriculture, accessed January 14, 2012 .