Graver Home Virtual Tour Collections	Picea bicolor Common Name:  Alcock spruce          Family: Pinaceae		Collection Number:  Entry Author: K. Rice Description: Straight round trunk and long, slender, spreading branches. Needles: Linear, quadrangular, 0.4 to 0.6 inches long. Cones: Oblong or cylindrical, 0.25 to 0.35 inches long. Bark: Bark purple-brown on young trees, maturing to gray-brown, fissured and peeling off in thick scales. Branching Pattern: Long, slender, spreading branches. Height: 100 feet Conditions/Habitat/Kind of Forest: The climate is cool, with snowy winters. Soils are volcanic. Typically grows in mixed conifer forests. Range: Japan: on the Pacific Ocean side of Honshu, in subalpine forests. Conservation Status-US/ World Wide: Vulnerable, population stable, known from fewer than five localities. "A few (<5) small populations in scattered locations are confined to the volcanic Akaishi range of central Honshu. They occur in mixed montane forest." Uses (Human): Provides useful timber. References: Gymnosperm Database, University of Bonn http://www.botanik.uni-bonn.de/conifers/pi/pic/alcoquiana.htm IUCN Red List of Threatened Species http://www.iucnredlist.org/
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This page was created by: K. Rice, Muhlenberg College
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Last updated 01/19/05