white·bark pine  (hwīt'bärk', wīt'-)  n. A prostrate shrub or tree (Pinus albicaulis) native to the mountains of Pacific North America and having small, purplish-brown, ovoid seed-bearing cones. |
| whitebark pine | |
noun | |
| small pine of western North America; having smooth grey-white bark and soft brittle wood; similar to limber pine |