Jeffrey Pine Tree Information
Images of Jeffrey Pine:
Jeffrey Pine grows in the following 6 states and provinces:
California, Colorado, Hawaii, Maine, Nevada, OregonInformation about Jeffrey Pine:
as well ashe Pinus Jeffreyi is commonly known as the Jeffrey Pine.
The currently accepted scientific name of Jeffrey pine is Pinus jeffreyi Grev. and Balf. . There are no recognized subspecies, varieties, or forms.Jeffrey pine is distributed primarily in eastern California. It extends north through the Klamath Mountains into southwestern Oregon, across the Sierra Nevada into western Nevada, and south to the Transverse and Peninsular Ranges and into northern Baja California . Jeffrey pine typically occurs in pure stands along the eastern slope of the Sierra Nevada. In the northern Sierra Nevada and into the southern Cascade Range, it forms more mixed stands with Washoe Pine (Pinus washoensis), ponderosa pine (P. ponderosa), incense cedar (Calocedrus decurrens), white fir (Abies concolor), and western juniper (Juniperus occidentalis). Common understory associates in mixed stands include shinyleaf ceanothus (ceanothus velutinus), greenleaf manzanita (Arctostaphylos patula), curlleaf mountain-mahogany (Cercocarpus ledifolius), and bitterbrush (Purshia tridentata) . Publications listing Jeffrey pine as an indicator or dominant species in plant associations (pas) and vegetation types (vts) are as follows: Area Classification Authority ---- -------------- --------- s CA forest (pas) Paysen & others 1980 s CA forest (vts) Horton 1960 sw OR forest (pas) Atzet & Wheeler 1984 s OR forest (pas) Atzet & McCrimmon 1990 Some of the information provided here is attributed to:Habeck, R. J. 1992. Pinus jeffreyi. In: Fire Effects Information System, [Online]. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory (Producer). , available at the USDA Fire Effects Information System (FEIS) website