Colorado Blue Spruce Cone and Foliage - Botanical Illustration Guide #1899032 (License: Personal Use)

This scientific illustration highlights two key diagnostic features of the Colorado Blue Spruce (Picea pungens): a vertically oriented, narrowly cylindrical cone with overlapping scales, and a sprig of stiff, four-angled needles arranged radially around the twig. The drawing emphasizes morphological details useful for field botany and horticultural reference.

Used on educational or gardening websites, plant identification guides, or arboretum resources to help users distinguish Picea pungens from other spruces; matches user intent for learning conifer anatomy or selecting landscape trees.