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The Collaborative International Dictionary of English v.0.48 (gcide)

Hornbeam \Horn"beam`\, n. [See {Beam}.] (Bot.)
A tree of the genus {Carpinus} ({Carpinus Americana}), having
a smooth gray bark and a ridged trunk, the wood being white
and very hard. It is common along the banks of streams in the
United States, and is also called {ironwood}. The English
hornbeam is {Carpinus Betulus}. The American is called also
{blue beech} and {water beech}.
[1913 Webster]

{Hop hornbeam}. (Bot.) See under {Hop}.
[1913 Webster]


Ironbark \I"ron*bark`\, Ironbark tree \I"ron*bark` tree`\ (Bot.)
The Australian {Eucalyptus Sideroxylon}, used largely by
carpenters and shipbuilders; -- called also {ironwood}. Also
applied to other Australian eucalyptuses with a hard, solid
bark
[1913 Webster PJC]


Ironwood \I"ron*wood`\, n. (Bot.)
A tree unusually hard, strong, or heavy wood.
[1913 Webster]

Note: In the United States, the hornbeam and the hop hornbeam
are so called; also the {Olneya Tesota}, a small tree
of Arizona; in the West Indies, the {Erythroxylon
areolatum}, and several other unrelated trees; in
China, the {Metrosideros vera}; in India, the {Mesua
ferrea}, and two species of {Inga}; in Australia, the
{Eucalyptus Sideroxylon}, and in many countries,
species of {Sideroxylon} and {Diospyros}, and many
other trees.
[1913 Webster]


Titi \Ti"ti\, n. [Orig. uncert.]
1. A tree of the southern United States ({Cliftonia
monophylla}) having glossy leaves and racemes of fragrant
white flowers succeeded by one-seeded drupes; -- called
also {black titi}, {buckwheat tree}, and {ironwood}.
[Webster 1913 Suppl.]

2. Any related tree of the genus {Cyrilla}, often disting. as
{white titi}.
[Webster 1913 Suppl.]