Furcate

But that which I believe yields a great deal of our turpentine, is the fir-tree or deal, which is a coniferous tree, evergreen, whose cones are of the lesser sort, having long leaves, either that whose leaves encompass and cover the branches, bearing long cones hanging downwards as she male fir-tree or pitch-tree; or that whose leaves grow from each side of the stalk, being more flat than those of yew, green on the upper side, and whitish underneath, furcated at the end, bearing cones shorter and thicker, growing erect, as the female fir-tree.

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These ridges are prominent, about the thickness of a coarse thread, very numerous, irregular, and run into one another, but towards the bottom, always furcate or divide.

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In Dyticus it even furcates, and with both prongs of the fork it encloses the intestine, and lower down the nervous cord

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Descending keel of the pronotum, which divides into two furcating lamella

Source: wiktionary