LARGE-TOOTHED POPLAR (Populus grandidentata, Michx.). 50 to 75 feet. Narrow, round crown of stout, angular branches on slender trunk. Bark dark, rough, deeply fissured between broad ridges; branches gray-green, twigs pubescent at first. Buds ovate, waxy. Wood pale brown, weak, soft. Leaves thick, coarse, roundish, with irregular, rounded teeth on mar gin. Linings pale, somewhat downy. Petioles flattened, S to 3 inches long. Flowers in pendulous catkins on sepa
rate trees; bracts notched, fringed; staminate red; pistillate green, with forked stigmas. Fruit, hairy capsules, 9..-valved, thin-walled. Seeds minute, with wings of silky hairs, ripe in May. Wind distributed. Dist.: Stream borders, Nova Scotia to Minnesota; south.to New Jersey, and on mountains to North Carolina, Tennessee, and Kentucky