Picea glauca, White Spruce Radial Section

This is an image from a stained standard section of Picea glauca made by John P. Limbach of Ripon, Wisconsin.

Transmitted Off Circular Polarized Light Illumination

KINGDOM: Plantae DIVISION: Pinophyta CLASS: Pinopsida ORDER: Pinales FAMILY: Pinaceae SUBFAMILY: Piceoideae GENUS: Picea SPECIES: glauca