Pinus albicaulis (Whitebark Pine) Pollen
This is pollen that has been acetalized from the collection of Bart Cannon of Cannon Microprobe, Inc.
Transmitted Oblique Illumination
The is a pollen grain from Pinus albicaulis, Whitebark Pine.
Significance in the Environment:
Lyons, C. P., TREES, SHRUBS AND FLOWERS TO KNOW IN WASHINGTON, J.M. Dent & Sons Limited, Toronto, 1956. p. 17