barbellate

from WordNet (r) 3.0 (2006)

barbellate
    adj 1: having or covered with protective barbs or quills or
           spines or thorns or setae etc.; "a horse with a short
           bristly mane"; "bristly shrubs"; "burred fruits";
           "setaceous whiskers" [syn: {barbed}, {barbellate},
           {briary}, {briery}, {bristled}, {bristly}, {burred},
           {burry}, {prickly}, {setose}, {setaceous}, {spiny},
           {thorny}]

from The Collaborative International Dictionary of English v.0.48

Barbellate \Bar"bel*late\ (b[aum]r"b[e^]l*l[asl]t), a. [See 1st
   {Barb}.] (Bot.)
   Having short, stiff hairs, often barbed at the point. --Gray.
   [1913 Webster]