Noun: 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
"Rocky Mountain bristlecone pines on White Mountain are among Earth's oldest organisms";
- bristlecone pine, Pinus aristata
Type of: pine, pine tree, true pine
Encyclopedia: Rocky Mountain bristlecone pine