Pinus albicaulis Engelm., Trans. Acad. Sci. St. Louis 2: 209 1863. (syn:  Apinus albicaulis (Engelm.) Rydb.; Pinus cembroides Newb.; Pinus flexilis subsp. albicaulis (Engelm.) Engelm.; Pinus flexilis var. albicaulis (Engelm.) Engelm.; Pinus shasta Carrière);
W. Canada to W. U.S.A.: Alberta, British Columbia, California, Idaho, Montana, Nevada, Oregon, Washington, Wyoming as per POWO;

Pinus albicaulis from California-GS26022021-4
3 images.

Pinus albicaulis Engelm.

White Bark Pine

Tree Native of USA and Canada, with white bark, needles in clusters of five with persistent sheath at base; female cone dark purple, 5-7 cm long.

Photographed from South Tahoe lake area near Gandola, California, 4-8-2017.




References: POWO  Catalogue of Life  The Plant List Ver.1.1  WCSP  IPNI  Wikipedia