He brings out the character of each wooden piece by making features of the gnarls and knots.
The great age of the trees was almost tangible, the gnarls and knots of these stunted, moss-encrusted forms suggesting any number of gothic fantasies.
Although the "wood" has realistic knots, gnarls and woodworm holes, it's made of hardened polyurethane.
Because it's been moulded from a piece of oak, it's got all the knots and gnarls of real wood.
Here is the woman-as-nature trope gone wrong: the trees are gnarled, the background is a cold, barren wasteland, a metaphor for the subject's own sterility.
Do they have anything meaty or even interesting to offer to the intellectual historian who delights in charting rich mental worlds and untangling gnarled intellectual genealogies?
He has done it because of some irrational quirk of his intellect, some twist or knot or gnarl in his mental structure.