The Collaborative International Dictionary of English v.0.48:

Maple \Ma"ple\ (m[=a]"p'l), n. [AS. mapolder, mapulder, mapol;
   akin to Icel. m["o]purr; cf. OHG. mazzaltra, mazzoltra, G.
   massholder.] (Bot.)
   A tree of the genus Acer, including about fifty species.
   Acer saccharinum is the rock maple, or sugar maple,
   from the sap of which sugar is made, in the United States, in
   great quantities, by evaporation; the red maple or swamp
   maple is Acer rubrum; the silver maple, Acer
   dasycarpum, having fruit wooly when young; the striped
   maple, Acer Pennsylvanium, called also moosewood. The
   common maple of Europe is Acer campestre, the sycamore
   maple is Acer Pseudo-platanus, and the Norway maple is
   Acer platanoides.
   [1913 Webster]

   Note: Maple is much used adjectively, or as the first part of
         a compound; as, maple tree, maple leaf, etc.
         [1913 Webster]

   Bird's-eye maple, Curled maple, varieties of the wood of
      the rock maple, in which a beautiful lustrous grain is
      produced by the sinuous course of the fibers.

   Maple honey, Maple molasses, Maple syrup, or Maple
   sirup, maple sap boiled to the consistency of molasses.

   Maple sugar, sugar obtained from the sap of the sugar maple
      by evaporation.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Swamp \Swamp\, n. [Cf. AS. swam a fungus, OD. swam a sponge, D.
   zwam a fungus, G. schwamm a sponge, Icel. sv["o]ppr, Dan. &
   Sw. swamp, Goth. swamms, Gr. somfo`s porous, spongy.]
   Wet, spongy land; soft, low ground saturated with water, but
   not usually covered with it; marshy ground away from the
   seashore.
   [1913 Webster]

         Gray swamps and pools, waste places of the hern.
                                                  --Tennyson.
   [1913 Webster]

         A swamp differs from a bog and a marsh in producing
         trees and shrubs, while the latter produce only
         herbage, plants, and mosses.             --Farming
                                                  Encyc. (E.
                                                  Edwards,
                                                  Words).
   [1913 Webster]

   Swamp blackbird. (Zool.) See Redwing
   (b) .

   Swamp cabbage (Bot.), skunk cabbage.

   Swamp deer (Zool.), an Asiatic deer (Rucervus Duvaucelli)
      of India.

   Swamp hen. (Zool.)
   (a) An Australian azure-breasted bird (Porphyrio bellus);
       -- called also goollema.
   (b) An Australian water crake, or rail (Porzana Tabuensis);
       -- called also little swamp hen.
   (c) The European purple gallinule.

   Swamp honeysuckle (Bot.), an American shrub (Azalea
      viscosa syn. Rhododendron viscosa or Rhododendron
      viscosum) growing in swampy places, with fragrant flowers
      of a white color, or white tinged with rose; -- called
      also swamp pink and white swamp honeysuckle.

   Swamp hook, a hook and chain used by lumbermen in handling
      logs. Cf. Cant hook.

   Swamp itch. (Med.) See Prairie itch, under Prairie.

   Swamp laurel (Bot.), a shrub (Kalmia glauca) having small
      leaves with the lower surface glaucous.

   Swamp maple (Bot.), red maple. See Maple.

   Swamp oak (Bot.), a name given to several kinds of oak
      which grow in swampy places, as swamp Spanish oak
      (Quercus palustris), swamp white oak (Quercus
      bicolor), swamp post oak (Quercus lyrata).

   Swamp ore (Min.), bog ore; limonite.

   Swamp partridge (Zool.), any one of several Australian game
      birds of the genera Synoicus and Excalfatoria, allied
      to the European partridges.

   Swamp robin (Zool.), the chewink.

   Swamp sassafras (Bot.), a small North American tree of the
      genus Magnolia (Magnolia glauca) with aromatic leaves
      and fragrant creamy-white blossoms; -- called also sweet
      bay.

   Swamp sparrow (Zool.), a common North American sparrow
      (Melospiza Georgiana, or Melospiza palustris), closely
      resembling the song sparrow. It lives in low, swampy
      places.

   Swamp willow. (Bot.) See Pussy willow, under Pussy.
      [1913 Webster]

WordNet (r) 3.0 (2006):

swamp maple
    n 1: maple of eastern and central America; five-lobed leaves
         turn scarlet and yellow in autumn [syn: red maple,
         scarlet maple, swamp maple, Acer rubrum]