Callitris columellaris
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Callitris columellaris is a conifer art from the kind of callitris ( Callitris ) in the family of cypress plants (Cupressaceae). It isnativeto the coast of eastern Australia .
description
Callitris columellaris grows as an upright evergreen tree, which can reach heights of growth of up to 30 meters and diameters of up to 1.1 meters at chest height . The branches go up straight from the trunk. The bark is dark and furrowed.
The dark green, rarely also blue-green scale leaves are 1 to 3 millimeters long and are not keeled on the back.
The male cones stand individually or in groups on the branches and are cylindrical in shape with a length of up to 5 millimeters. The female cones standing individually on the branches are egg-shaped to flat-spherical with a diameter of 1.5 to 2.0 centimeters. Each cone consists of six thin cone scales and carries several seeds. The seeds are released shortly after ripening and the cones then fall from the branches. The chestnut brown seeds are about 4 millimeters in size and have two or three wings.
The number of chromosomes is 2n = 22.
Distribution and location
The natural range of Callitris columellaris includes southeastern Queensland and northeastern New South Wales . It extends from Maryborough in the north to the Clarence River in the south.
Callitris columellaris grows mainly on deep sandy soils near the coast.
use
The wood from Callitris columellaris is used. The species is also planted as an ornamental wood. The species provides the Australian sandarak .
Systematics
It was first described as Callitris columellaris in 1866 by Ferdinand von Mueller in Fragmenta Phytographiæ Australiæ , Volume 5, page 198. Some authors see Callitris intratropica and Callitris glaucophylla as subspecies or varieties of Callitris columellaris .
Hazard and protection
Callitris columellaris is classified as "not endangered" in the IUCN Red List . It is pointed out, however, that a new review of the hazard is necessary.
Web links
- Christopher J. Earle: Callitris columellaris. In: The Gymnosperm Database. conifers.org, November 25, 2012 (English).
- Callitris columellaris. In: Flora of Australia Online. Anbg.gov.au(English).
Individual evidence
- ↑ a b c d Christopher J. Earle: Callitris columellaris. In: The Gymnosperm Database. conifers.org, November 25, 2012, accessed January 13, 2013 .
- ↑ a b c d e Callitris columellaris. In: Flora of Australia Online. Anbg.gov.au, accessed on January 13, 2013 (English).
- ↑ Gordon Cheers (Ed.): Botanica. The ABC of plants. 10,000 species in text and images . Könemann, Cologne 2003, ISBN 3-8331-1600-5 .
- ↑ a b Callitris columellaris at Tropicos.org. Missouri Botanical Garden, St. Louis
- ↑ Callitris columellaris in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved January 13, 2013.
- ↑ W. Blaschek, R. Hansel, u. a .: Hager's Handbook of Pharmaceutical Practice. Volume 2: Drugs A – K. 5th edition, Springer, 1998, ISBN 978-3-642-63794-0 (reprint), p. 264.
- ↑ Callitris columellaris in the endangered Red List species the IUCN 2012. Posted by: Conifer Specialist Group, 1998. Accessed January 13, 2013.