. Annual report of the Agricultural Experiment Station. Cornell University. Agricultural Experiment Station; Agriculture -- New York (State). The Cultivated Poplars. 233 10. Populus tremuloides (Michaux, Fl. ii. 243 (1803). P. trepida, Willd. Sp. PI. iv. 803. P. Grceca and P. Atheniensis of horticulturists). Common Aspen or Popple. Fig. 14.—This is the commonest of the American poplars, and it ranges from Labrador to Kentucky, New Mexico and California. It is the species which springs up in recent clear- ings. In aspect it is much like the European Aspen {P. Tremula), but the leaves l
. Annual report of the Agricultural Experiment Station. Cornell University. Agricultural Experiment Station; Agriculture -- New York (State). The Cultivated Poplars. 233 10. Populus tremuloides (Michaux, Fl. ii. 243 (1803). P. trepida, Willd. Sp. PI. iv. 803. P. Grceca and P. Atheniensis of horticulturists). Common Aspen or Popple. Fig. 14.—This is the commonest of the American poplars, and it ranges from Labrador to Kentucky, New Mexico and California. It is the species which springs up in recent clear- ings. In aspect it is much like the European Aspen {P. Tremula), but the leaves lack en- tirely the deep teeth ( of that species and they are green on the under side. The catkins are also smaller, and there are other botanical differences. There are no horticultural varieties of this species, so far as I know; but the plant is worthy at- tention from plant- /j. Populus Sieboldi {% nat. size). ers, as already indicated (page 208). II. Populus Sieboldi (Miquel, Ann. Mus. Bot. Lugd. iii. 29. P. 7'otundifolia of American nurserymen). Fig. 15. A Japanese species with foliage somewhat like the last only much larger and whitish below. Professor Sargent says"^ that "this tree is not rare in southern Yezzo, where it grows to the height of twenty or thirty feet, springing up in considerable numbers on dry, gravelly ; The species is little known"in this country. It makes a tree of spreading habit, with rather dark and heavy foliage. It appears to be hardy in western New '^Garden and Forest, vi. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Cornell University. Agricultural Experiment Station. Ithaca, N. Y. : The University
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