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Forestry 329 I. PINACE^ — CONIFERS OR PINE FAMILY V. White pinc PINUS ST ROB us ^wijs /^/t L ^*t/^^ ^KJ. A, White Pine, Weymouth Pine. (Pinus Sirobus) A noble evergreen tree, up to 175 feet high. The lumberman's prize. Its leaves are in bunches of 5, and are 3 to 5 inches long; cones 4 to 8 inches long. Wood pale, soft, straight-grained, easily split. Warps and checks less than any other of our timbers. A cubic foot weighs 24 lbs. Pine knots are hard masses of rosin, they practically never rot; long after the parent log is reduced to dust by the weather, the knots con-