Conservation of whitebark pine may hinge on preservation of ponderosa
The caching of whitebark pine seeds by the Clark's nutcracker in late summer and early fall may not be enough to regenerate populations of the imperiled conifer in most of its range, scientists have found.
Their research—which is featured in the February issue of Science Findings, a monthly publication of the U.S. Forest Service's Pacific Northwest Research Station—suggests, for the first time, that the success of whitebark pine restoration may be linked to the conservation of another tree species: ponderosa pine.
"Whitebark pine is a keystone species in the high-mountain ...