Tribulus terrestris Tribulus terrestris, known also as puncture vine, small caltrops or goat’s head, is an annual medicinal herb belonging to the Zygophyllaceae family. The hairy stems bear hairy, opposite leaves and small, elliptic leaflets. The flowers are yellow with 5 petals and 5 sepals. The flowering is followed by the production of capsules. All the parts of the puncture vine are widely used in medicine because of their many health benefits. Datasheet Common NamePuncture vine/ Small caltrops Botanical nameTribulus terrestris FamilyZygophyllaceae Life CycleAnnual,FoliageSemi-evergreenBasic ColouryellowHeight10 -> 80 cmHabitatSandy landsAltitude0-600 mBloom TimeApril -> SeptemberPlant TypeHerb, Medicinal, Ornamental Fruit TypeCapsuledifferent tolerancesTell usUsed PartsWhole plantPlant UsesMedicine, OrnamentalActive substancesSaponins, harmine USDA ZoneTell us Sun ExposureSunSoil pHAlkaline, NeutralSoil MoistureDrySoil Type SandyPropagationby seeds / by sowing, by division, Self sowsGerminationTell us Pests/ Diseasesweevils: Microlarinuslareynii et M. lypriformis Open Next Page To See More Photos. Tribulus terrestris Tribulus terrestris