bristlecone pine

Noun bristlecone pine has 1 sense

• bristlecone pine(n = noun.plant) pinus aristata, rocky mountain bristlecone pine - small slow-growing upland pine of western United States (Rocky Mountains) having dense branches with fissured rust-brown bark and short needles in bunches of 5 and thorn-tipped cone scales; among the oldest living things some over 4500 years old;
is a kind of pine, pine tree, true pine