Pinus longaeva - small slow-growing pine of western United States similar to the bristlecone pine; chocolate brown bark in plates and short needles in bunches of 5; crown conic but becoming rough and twisted; oldest plant in the world growing to 5000 years in cold semidesert mountain tops
However, Connor and Lanner [17] did not identify any relationship between tree age and pollen viability, seed weight, seed germination, and seedling biomass in Pinus longaeva. Muller et al.