Mus·quash n.  Zool. See Muskrat.
 Musquash root Bot., an umbelliferous plant (Cicuta maculata), having a poisonous root. See Water hemlock.

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 Cow·bane n. Bot. A poisonous umbelliferous plant; in England, the Cicuta virosa; in the United States, the Cicuta maculata and the Archemora rigida. See Water hemlock.

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 Hem·lock n.
 1. Bot. The name of several poisonous umbelliferous herbs having finely cut leaves and small white flowers, as the Cicuta maculata, Cicuta bulbifera, and Cicuta virosa, and the Conium maculatum. See Conium.
 Note: ☞ The potion of hemlock administered to Socrates is by some thought to have been a decoction of Cicuta virosa, or water hemlock, by others, of Conium maculatum.
 2. Bot. An evergreen tree common in North America (Abies Canadensis or  Tsuga Canadensis); hemlock spruce.
    The murmuring pines and the hemlocks.   --Longfellow.
 3. The wood or timber of the hemlock tree.
 Ground hemlock, or Dwarf hemlock. See under Ground.

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