the world > plants > by growth or development > defined by habit > [adjective] > matted, tangled, or tufty (4)
Esp. of vegetation, hair, etc.: tangled or interwoven in a dense mass. Also: composed of such tangled material (literal and figurative).
Forming a tuft or tufts; consisting of or growing in tufts.
Formed into or forming a tuft; growing in a tuft or tufts; clustered.
Of hair, foliage, etc.: resembling a mop; thick and untidy.