出典:Wikipedia
出典:『Wikipedia』 (2011/05/23 22:57 UTC 版)
Quercus bicolor, the swamp white oak, is a medium-sized tree of the north central and northeastern mixed forests. It has a very large range, and can survive in a variety of habitats. It grows rapidly and can reach 300 to 350 years. It is not a large tree, typically growing to 20-25m (65–80 ft) tall, with the tallest known reaching 29 m (95 ft).