Difference between revisions of "Cottonwood"
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| − | [[File:31_Cottonwood.jpg|thumb|Cottonwood | + | [[File:Coiled tray MFA.jpg|thumb|Native American tray<br>MFA# 1993.723]] |
| + | [[File:Cottonwood tree MFA.jpg|thumb|Watercolor of cottonwoods<br>MFA# 50.3870]] | ||
| + | [[File:31_Cottonwood.jpg|thumb|Cottonwood (''Populus deltoides'')]] | ||
| + | == Description == | ||
| − | + | Any of several deciduous North American [[poplar]] trees, such as ''Populus deltoides''. Cottonwood trees grow fast and produce a fine-grain, uniform texture wood that works easily and stains well. However, the soft, pale color wood has a tendency to warp. Cottonwood is used for millwork, musical instruments, paneling, packing boxes, [[paper pulp]], and [[excelsior]]. | |
| − | |||
| − | + | * For cottonwood fiber identification, see http://cameo.mfa.org/wiki/Category:FRIL:_Eastern_Cottonwood | |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| − | Populus deltoides; choupo do Missuri (Port.) | + | ''Populus deltoides''; choupo do Missuri (Port.); eastern cottonwood; necklace poplar |
| − | + | == Physical and Chemical Properties == | |
| − | + | * Height: Large tree (20-60 m) with trunk diameter (2.8 m) | |
| − | + | * Bark: silvery white and smoothi with light fissures | |
| − | + | * Leaves large, deltoid with flattened base and elongated tip (3-12 cm) with coarse teeth. The leaves have a shiny top and darker bottom along with a flat stem that allow them to shake and shimmer in the wind. | |
| − | + | * Flowers: Long catkins (8-10 cm: purple:male, green:female) that produce numerous small seeds covered with a surround of cotton-like strands. | |
| − | = | + | * Density = 25-35 ppcf |
| − | + | ==Resources and Citations== | |
| − | * | + | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 |
| − | * | + | * F. H. Titmuss, ''Commercial Timbers of the World'', The Technical Press Ltd., London, 1965 |
| − | * | + | * Michael McCann, ''Artist Beware'', Watson-Guptill Publications, New York City, 1979 |
| − | * | + | * Hardwood Manufacturers Institute, Memphis Tenn.: air-dry weight = 24 pcf |
| + | * Edward Reich, Carlton J. Siegler, ''Consumer Goods: How to Know and Use Them'', American Book Company, New York City, 1937 | ||
| + | * Wikipedia: https://en.wikipedia.org/wiki/Populus_deltoides (Accessed Oct. 2020) | ||
[[Category:Materials database]] | [[Category:Materials database]] | ||
Revision as of 13:46, 9 October 2020
Description
Any of several deciduous North American Poplar trees, such as Populus deltoides. Cottonwood trees grow fast and produce a fine-grain, uniform texture wood that works easily and stains well. However, the soft, pale color wood has a tendency to warp. Cottonwood is used for millwork, musical instruments, paneling, packing boxes, Paper pulp, and Excelsior.
- For cottonwood fiber identification, see http://cameo.mfa.org/wiki/Category:FRIL:_Eastern_Cottonwood
Synonyms and Related Terms
Populus deltoides; choupo do Missuri (Port.); eastern cottonwood; necklace poplar
Physical and Chemical Properties
- Height: Large tree (20-60 m) with trunk diameter (2.8 m)
- Bark: silvery white and smoothi with light fissures
- Leaves large, deltoid with flattened base and elongated tip (3-12 cm) with coarse teeth. The leaves have a shiny top and darker bottom along with a flat stem that allow them to shake and shimmer in the wind.
- Flowers: Long catkins (8-10 cm: purple:male, green:female) that produce numerous small seeds covered with a surround of cotton-like strands.
- Density = 25-35 ppcf
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971
- F. H. Titmuss, Commercial Timbers of the World, The Technical Press Ltd., London, 1965
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- Hardwood Manufacturers Institute, Memphis Tenn.: air-dry weight = 24 pcf
- Edward Reich, Carlton J. Siegler, Consumer Goods: How to Know and Use Them, American Book Company, New York City, 1937
- Wikipedia: https://en.wikipedia.org/wiki/Populus_deltoides (Accessed Oct. 2020)