tribulus(redirected from Tribulus micrococcus)
Also found in: Dictionary, Thesaurus, Encyclopedia.
See puncture vine.
n See caltrops.
a genus of the Zygophyllaceae family of plants.
Australian species contains an unidentified toxin, which causes incoordination, recumbency, paralysis in sheep; called also yellow vine.
1. this weed contains the toxic steroidal saponin which causes hepatic injury when eaten. The clinical syndrome consists of photosensitization, jaundice and hepatic encephalopathy. The disease is known also as 'geeldikkop' [Afrikaans] and yellow bighead. Called also caltrop, puncture vine, devil's thorn.
2. causes Coonabarabran disease of sheep in Australia; an ataxia syndrome thought to be caused by β-carboline alkaloids.