Erayga "cocklebur" waxa uu tilmaamayaa nooc ka mid ah dhirta bur-burka leh, oo sida caadiga ah iska leh genus Xanthium. Waxaa lagu gartaa burooyinkeeda yaryar ee fiiqan ee ku dheggan dharka, dhogorta xayawaanka, ama meelo kale. Erayga "cocklebur" waxaa badanaa loo isticmaalaa in lagu qeexo burrsyada laftooda halkii ay ka ahaan lahaayeen geedka. Burrs-yada waxaa inta badan lagu daboolaa lafo-jileemo ama bristles kuwaas oo u oggolaanaya inay si fudud ugu dhejiyaan dusha sare, iyaga oo caawinaya kala firdhintooda. Erayga waxa kale oo loo isticmaali karaa si sarbeeb ah in lagu qeexo shay dhibaya ama dhibaya, sida bur-bursiga ku dheggan dharka.