Pyrus communis L.
Pear; common pear
Other names
| International recognized trade name (ATIBT) | ||
| Deutsch | Birnbaum; Kultur-Birne | |
| English | Pear; common pear | |
| Français | Poirier commun | |
| Italiano | Birnbaum; Kultur-Birne | |
| Suomi | Birnbaum; Kultur-Birne | |
| Norsk | Birnbaum; Kultur-Birne | |
| Čeština | Birnbaum; Kultur-Birne | |
| Español | Birnbaum; Kultur-Birne | |
| Svenska | Birnbaum; Kultur-Birne | |
| Polski | Birnbaum; Kultur-Birne | |
| Український | Birnbaum; Kultur-Birne | |
| Român | Birnbaum; Kultur-Birne | |
| Русский | Birnbaum; Kultur-Birne | |
| Български | Birnbaum; Kultur-Birne | |
| EESTI | Birnbaum; Kultur-Birne | |
| 日本語 | Birnbaum; Kultur-Birne | |
| Other names | Peral |
Origin
| Geographic Regions | Europe; Mittelmeergebiet; Northern Africa; Mittlerer Osten | |||
Botany
| Reich | Plantae | |||
| Tribe | Tracheophyta | |||
| Gymnosperm | Angiosperm | |||
| Class | Magnoliopsida | |||
| Order | Rosales | |||
| Family | Rosaceae | |||
| Genus | Pyrus | |||
| Species | communis | |||
| Author citation | L. | |||
| Scientific name | Pyrus communis L. | |||
Habitus
| Wood type | Hardwood | |||
| Growth habit | Baum | |||
Microscopic features
| Containers | zerstreutporig | |||
| Intkey | https://www.delta-intkey.com/wood/de/www/rospycom.htm | |||
Macroscopic features
| Wood odor | Kein ausgeprägter Geruch | |||
| Growth ring boundaries | clearly recognizable | |||
| Heartwood | without color stripes | |||
| Strip in the heartwood | Ohne Farbstreifen | |||
| Color heartwood | braun bis hell/braun bis rot bis hell | |||
Natural durability
(according to EN 350)
| Mushrooms field | DC 4 | |||
| Common furniture beetle (Anobium) | n/a | |||
| Termites | n/a | |||
Impregnability
(according to EN 350)
| Impregnability of heartwood | n/a | |||
| Impregnability of the sapwood | n/a | |||
| Width of the sapwood | n/a | |||
Physical properties
| Density, air dry u =15%, lower limit | 690.00 | % | ||
| Density, air dry u =15%, upper limit | 800.00 | % | ||
Mechanical properties
| Compressive strength, mean value | 46–54 | N/mm2 | ||
| Tensile strength, mean | 100.00 | N/mm2 | ||
| Flexural strength, mean | 83–98 | N/mm2 | ||
| Young's modulus, mean | 7900–8000 | N/mm2 | ||
Appearances
Wood
Hough
PYCM , aufbau , ©Atlas Holz
PYCM , aufbau , ©Bollinger Furniere
Pyrus communis , ©Lignum
Bark
PYCM , Bark , ©Dennis Wilson
Leaves
PYCM , Leaves , ©Dennis Wilson
Branch
PYCM , Branch , ©Dennis Wilson
Flowers
PYCM , Flower (2) , ©Lignum
PYCM , Flower (3) , ©Lignum
PYCM , Flower(1) , ©Lignum
PYCM , Flower(5) , ©Lignum
PYCM , Flower(7) , ©Lignum
PYCM , Flower , ©Lignum