DICT.TW Dictionary Taiwan

 Pop·lar n.  Bot.
 1. Any tree of the genus Populus; also, the timber, which is soft, and capable of many uses.
 Note: ☞ The aspen poplar is Populus tremula and Populus tremuloides; Balsam poplar is Populus balsamifera; Lombardy poplar (Populus dilatata) is a tall, spiry tree; white poplar is Populus alba.
 2. The timber of the tulip tree; -- called also white poplar. [U.S.]
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 Quak·ing, a. & n. from Quake, v.
 Quaking aspen Bot., an American species of poplar (Populus tremuloides), the leaves of which tremble in the lightest breeze. It much resembles the European aspen. See Aspen.
 Quaking bog, a bog of forming peat so saturated with water that it shakes when trodden upon.
 Quaking grass. Bot. (a) One of several grasses of the genus Briza, having slender-stalked and pendulous ovate spikelets, which quake and rattle in the wind.  Briza maxima is the large quaking grass; Briza media and Briza minor are the smaller kinds. (b) Rattlesnake grass (Glyceria Canadensis).
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 Populus tremuloides
      n : slender aspen native to North America [syn: American
          quaking aspen, American aspen]