Bot. [f. L. ament-um + -AL.] Bearing catkins; epithet of one of Lindley’s alliances of Gymnogens.

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1847.  Lindley, V. K. (ed. 2), 254. Amental Exogens. Ibid., 248. Natural Orders of Amentals.

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1866.  Balfour, in Treas. Bot., 140. The amental or catkin-bearing alliance of Lindley.

3